fix: address comments

docs/api/openapi.yml

@@ -22949,6 +22949,73 @@ paths:
       summary: Rotate session
       tags:
       - sessions
+  /api/v2/system/dashboards/{name}:
+    get:
+      deprecated: false
+      description: Returns a dashboard SigNoz ships and owns, addressed by its stable
+        definition name (e.g. `ai-o11y-overview`) rather than its id. System dashboards
+        are read-only and upgraded through releases. The dashboard's own `name` field
+        carries a reserved prefix that the path segment must not include.
+      operationId: GetSystemDashboard
+      parameters:
+      - in: path
+        name: name
+        required: true
+        schema:
+          type: string
+      responses:
+        "200":
+          content:
+            application/json:
+              schema:
+                properties:
+                  data:
+                    $ref: '#/components/schemas/DashboardtypesGettableDashboardV2'
+                  status:
+                    type: string
+                required:
+                - status
+                - data
+                type: object
+          description: OK
+        "400":
+          content:
+            application/json:
+              schema:
+                $ref: '#/components/schemas/RenderErrorResponse'
+          description: Bad Request
+        "401":
+          content:
+            application/json:
+              schema:
+                $ref: '#/components/schemas/RenderErrorResponse'
+          description: Unauthorized
+        "403":
+          content:
+            application/json:
+              schema:
+                $ref: '#/components/schemas/RenderErrorResponse'
+          description: Forbidden
+        "404":
+          content:
+            application/json:
+              schema:
+                $ref: '#/components/schemas/RenderErrorResponse'
+          description: Not Found
+        "500":
+          content:
+            application/json:
+              schema:
+                $ref: '#/components/schemas/RenderErrorResponse'
+          description: Internal Server Error
+      security:
+      - api_key:
+        - dashboard:read
+      - tokenizer:
+        - dashboard:read
+      summary: Get system dashboard
+      tags:
+      - dashboard
   /api/v2/user_roles:
     post:
       deprecated: false

ee/modules/dashboard/impldashboard/module.go

@@ -276,6 +276,10 @@ func (module *module) GetV2(ctx context.Context, orgID valuer.UUID, id valuer.UU
 	return module.pkgDashboardModule.GetV2(ctx, orgID, id)
 }
 
+func (module *module) GetByNameV2(ctx context.Context, orgID valuer.UUID, name string) (*dashboardtypes.DashboardV2, error) {
+	return module.pkgDashboardModule.GetByNameV2(ctx, orgID, name)
+}
+
 func (module *module) MigrateV2(ctx context.Context, orgID valuer.UUID, id valuer.UUID) (*dashboardtypes.DashboardV2, error) {
 	return module.pkgDashboardModule.MigrateV2(ctx, orgID, id)
 }
@@ -284,6 +288,10 @@ func (module *module) UpdateV2(ctx context.Context, orgID valuer.UUID, id valuer
 	return module.pkgDashboardModule.UpdateV2(ctx, orgID, id, updatedBy, updatable)
 }
 
+func (module *module) UpdateUnsafeV2(ctx context.Context, orgID valuer.UUID, id valuer.UUID, updatedBy string, updatable dashboardtypes.UpdatableDashboardV2) (*dashboardtypes.DashboardV2, error) {
+	return module.pkgDashboardModule.UpdateUnsafeV2(ctx, orgID, id, updatedBy, updatable)
+}
+
 func (module *module) PatchV2(ctx context.Context, orgID valuer.UUID, id valuer.UUID, updatedBy string, patch dashboardtypes.PatchableDashboardV2) (*dashboardtypes.DashboardV2, error) {
 	return module.pkgDashboardModule.PatchV2(ctx, orgID, id, updatedBy, patch)
 }

frontend/jest.setup.ts

@@ -62,40 +62,6 @@ if (typeof window.ResizeObserver === 'undefined') {
 	(window as any).ResizeObserver = ResizeObserverMock;
 }
 
-if (typeof globalThis.DOMRect === 'undefined') {
-	(globalThis as any).DOMRect = class DOMRect {
-		x = 0;
-		y = 0;
-		width = 0;
-		height = 0;
-		top = 0;
-		right = 0;
-		bottom = 0;
-		left = 0;
-		constructor(x = 0, y = 0, width = 0, height = 0) {
-			this.x = x;
-			this.y = y;
-			this.width = width;
-			this.height = height;
-			this.top = y;
-			this.right = x + width;
-			this.bottom = y + height;
-			this.left = x;
-		}
-		toJSON(): any {
-			return { x: this.x, y: this.y, width: this.width, height: this.height };
-		}
-		static fromRect(rect?: {
-			x?: number;
-			y?: number;
-			width?: number;
-			height?: number;
-		}): DOMRect {
-			return new DOMRect(rect?.x, rect?.y, rect?.width, rect?.height);
-		}
-	};
-}
-
 // Patch getComputedStyle to handle CSS parsing errors from @signozhq/* packages.
 // These packages inject CSS at import time via style-inject / vite-plugin-css-injected-by-js.
 // jsdom's nwsapi cannot parse some of the injected selectors (e.g. Tailwind's :animate-in),

frontend/package.json

@@ -48,9 +48,9 @@
     "@monaco-editor/react": "^4.7.0",
     "@sentry/react": "10.57.0",
     "@sentry/vite-plugin": "5.3.0",
-    "@signozhq/design-tokens": "2.1.6",
+    "@signozhq/design-tokens": "2.1.4",
     "@signozhq/icons": "0.4.0",
-    "@signozhq/ui": "0.1.0",
+    "@signozhq/ui": "0.0.23",
     "@tanstack/react-table": "8.21.3",
     "@tanstack/react-virtual": "3.13.22",
     "@uiw/codemirror-theme-copilot": "4.23.11",
@@ -238,4 +238,4 @@
     "tmp@<0.2.6": ">=0.2.6 <0.3.0",
     "yaml@>=1.0.0 <1.10.3": ">=1.10.3 <2"
   }
-}
+}

frontend/src/api/generated/services/dashboard/index.ts

@@ -46,6 +46,8 @@ import type {
 	GetPublicDashboardPathParameters,
 	GetPublicDashboardWidgetQueryRange200,
 	GetPublicDashboardWidgetQueryRangePathParameters,
+	GetSystemDashboard200,
+	GetSystemDashboardPathParameters,
 	ListDashboardViews200,
 	ListDashboardsForUserV2200,
 	ListDashboardsForUserV2Params,
@@ -2111,6 +2113,108 @@ export const invalidateGetPublicDashboardPanelQueryRangeV2 = async (
 	return queryClient;
 };
 
+/**
+ * Returns a dashboard SigNoz ships and owns, addressed by its stable definition name (e.g. `ai-o11y-overview`) rather than its id. System dashboards are read-only and upgraded through releases. The dashboard's own `name` field carries a reserved prefix that the path segment must not include.
+ * @summary Get system dashboard
+ */
+export const getSystemDashboard = (
+	{ name }: GetSystemDashboardPathParameters,
+	signal?: AbortSignal,
+) => {
+	return GeneratedAPIInstance<GetSystemDashboard200>({
+		url: `/api/v2/system/dashboards/${name}`,
+		method: 'GET',
+		signal,
+	});
+};
+
+export const getGetSystemDashboardQueryKey = ({
+	name,
+}: GetSystemDashboardPathParameters) => {
+	return [`/api/v2/system/dashboards/${name}`] as const;
+};
+
+export const getGetSystemDashboardQueryOptions = <
+	TData = Awaited<ReturnType<typeof getSystemDashboard>>,
+	TError = ErrorType<RenderErrorResponseDTO>,
+>(
+	{ name }: GetSystemDashboardPathParameters,
+	options?: {
+		query?: UseQueryOptions<
+			Awaited<ReturnType<typeof getSystemDashboard>>,
+			TError,
+			TData
+		>;
+	},
+) => {
+	const { query: queryOptions } = options ?? {};
+
+	const queryKey =
+		queryOptions?.queryKey ?? getGetSystemDashboardQueryKey({ name });
+
+	const queryFn: QueryFunction<
+		Awaited<ReturnType<typeof getSystemDashboard>>
+	> = ({ signal }) => getSystemDashboard({ name }, signal);
+
+	return {
+		queryKey,
+		queryFn,
+		enabled: !!name,
+		...queryOptions,
+	} as UseQueryOptions<
+		Awaited<ReturnType<typeof getSystemDashboard>>,
+		TError,
+		TData
+	> & { queryKey: QueryKey };
+};
+
+export type GetSystemDashboardQueryResult = NonNullable<
+	Awaited<ReturnType<typeof getSystemDashboard>>
+>;
+export type GetSystemDashboardQueryError = ErrorType<RenderErrorResponseDTO>;
+
+/**
+ * @summary Get system dashboard
+ */
+
+export function useGetSystemDashboard<
+	TData = Awaited<ReturnType<typeof getSystemDashboard>>,
+	TError = ErrorType<RenderErrorResponseDTO>,
+>(
+	{ name }: GetSystemDashboardPathParameters,
+	options?: {
+		query?: UseQueryOptions<
+			Awaited<ReturnType<typeof getSystemDashboard>>,
+			TError,
+			TData
+		>;
+	},
+): UseQueryResult<TData, TError> & { queryKey: QueryKey } {
+	const queryOptions = getGetSystemDashboardQueryOptions({ name }, options);
+
+	const query = useQuery(queryOptions) as UseQueryResult<TData, TError> & {
+		queryKey: QueryKey;
+	};
+
+	return { ...query, queryKey: queryOptions.queryKey };
+}
+
+/**
+ * @summary Get system dashboard
+ */
+export const invalidateGetSystemDashboard = async (
+	queryClient: QueryClient,
+	{ name }: GetSystemDashboardPathParameters,
+	options?: InvalidateOptions,
+): Promise<QueryClient> => {
+	await queryClient.invalidateQueries(
+		{ queryKey: getGetSystemDashboardQueryKey({ name }) },
+		options,
+	);
+
+	return queryClient;
+};
+
 /**
  * Same as ListDashboardsV2 but personalized for the calling user: each dashboard carries the caller's `pinned` state, and pinned dashboards float to the top of the requested ordering. Supports the same filter DSL, sort, order, and pagination.
  * @summary List dashboards for the current user (v2)

frontend/src/api/generated/services/sigNoz.schemas.ts

@@ -12249,6 +12249,17 @@ export type RotateSession200 = {
 	status: string;
 };
 
+export type GetSystemDashboardPathParameters = {
+	name: string;
+};
+export type GetSystemDashboard200 = {
+	data: DashboardtypesGettableDashboardV2DTO;
+	/**
+	 * @type string
+	 */
+	status: string;
+};
+
 export type CreateUserRole201 = {
 	data: TypesIdentifiableDTO;
 	/**

frontend/src/components/FieldsSelector/FieldsSelector.tsx

@@ -28,9 +28,6 @@ interface FieldsSelectorProps {
 	signal: DataSource;
 	maxFields?: number;
 	requiredFields?: readonly string[];
-	// Lets users add a free-typed field which
-	// does not show up in the suggestions
-	allowCustomFields?: boolean;
 	width?: number;
 	height?: number;
 	defaultPosition?: { x: number; y: number };
@@ -49,7 +46,6 @@ function FieldsSelectorContent({
 	signal,
 	maxFields,
 	requiredFields,
-	allowCustomFields,
 	width = DEFAULT_PANEL_WIDTH,
 	height,
 	defaultPosition,
@@ -71,7 +67,7 @@ function FieldsSelectorContent({
 
 	const handleInputChange = useCallback(
 		(e: React.ChangeEvent<HTMLInputElement>): void => {
-			const value = e.target.value.trim();
+			const value = e.target.value.trim().toLowerCase();
 			setInputValue(value);
 			debouncedUpdate(value);
 		},
@@ -157,7 +153,6 @@ function FieldsSelectorContent({
 					addedFields={draftFields}
 					onAdd={handleAdd}
 					isAtLimit={isAtLimit}
-					allowCustomFields={allowCustomFields}
 				/>
 
 				{hasUnsavedChanges && (
@@ -197,7 +192,7 @@ function FieldsSelector({
 		() =>
 			fields.map((f) => ({
 				...f,
-				key: buildCompositeKey(f.name, f.fieldContext, f.fieldDataType),
+				key: f.key ?? buildCompositeKey(f.name, f.fieldContext),
 			})),
 		[fields],
 	);

frontend/src/components/FieldsSelector/OtherFields.tsx

@@ -21,7 +21,6 @@ interface OtherFieldsProps {
 	addedFields: TelemetryFieldKey[];
 	onAdd: (field: TelemetryFieldKey) => void;
 	isAtLimit: boolean;
-	allowCustomFields?: boolean;
 }
 
 function OtherFields({
@@ -30,7 +29,6 @@ function OtherFields({
 	addedFields,
 	onAdd,
 	isAtLimit,
-	allowCustomFields,
 }: OtherFieldsProps): JSX.Element {
 	const { data, isFetching } = useGetQueryKeySuggestions(
 		{
@@ -47,47 +45,25 @@ function OtherFields({
 		},
 	);
 
-	const otherFields = useMemo<TelemetryFieldKey[]>(() => {
-		const rawSuggestions = Object.values(data?.data.data.keys || {}).flat();
+	const otherFields: TelemetryFieldKey[] = useMemo(() => {
+		const suggestions = Object.values(data?.data.data.keys || {}).flat();
 		// Normalize: synthesize `key` once so downstream reads can trust it.
-		const suggestions: TelemetryFieldKey[] = rawSuggestions.map((attr) => ({
-			...attr,
-			key: buildCompositeKey(attr.name, attr.fieldContext, attr.fieldDataType),
-			signal: attr.signal as SignalType,
-			fieldContext: attr.fieldContext as FieldContext,
-			fieldDataType: attr.fieldDataType,
-		}));
-		const addedIds = new Set(
-			addedFields.map((f) =>
-				buildCompositeKey(f.name, f.fieldContext, f.fieldDataType),
-			),
+		const normalizedSuggestions: TelemetryFieldKey[] = suggestions.map(
+			(attr) => ({
+				...attr,
+				key: buildCompositeKey(attr.name, attr.fieldContext as string),
+				signal: attr.signal as SignalType,
+				fieldContext: attr.fieldContext as FieldContext,
+				fieldDataType: attr.fieldDataType,
+			}),
 		);
-		const available = suggestions.filter(
+		const addedIds = new Set(
+			addedFields.map((f) => f.key ?? buildCompositeKey(f.name, f.fieldContext)),
+		);
+		return normalizedSuggestions.filter(
 			(attr) => !addedIds.has(attr.key as string),
 		);
-
-		// Prepend the custom field when its name is not in suggestions and
-		// not already added.
-		const typed = debouncedInputValue.trim();
-		const nameMatches = (list: TelemetryFieldKey[]): boolean =>
-			list.some((f) => f.name.toLowerCase() === typed.toLowerCase());
-		const showCustom =
-			!!allowCustomFields &&
-			typed.length > 0 &&
-			!nameMatches(suggestions) &&
-			!nameMatches(addedFields);
-
-		if (!showCustom) {
-			return available;
-		}
-		const customField: TelemetryFieldKey = {
-			name: typed,
-			fieldContext: '',
-			fieldDataType: '',
-			key: buildCompositeKey(typed, ''),
-		};
-		return [customField, ...available];
-	}, [data, addedFields, allowCustomFields, debouncedInputValue]);
+	}, [data, addedFields]);
 
 	if (isFetching) {
 		return (

frontend/src/components/FieldsSelector/__tests__/AddedFields.test.tsx

@@ -11,7 +11,7 @@ const makeField = (name: string, fieldContext = 'log'): TelemetryFieldKey => ({
 	signal: 'logs',
 	fieldContext: fieldContext as TelemetryFieldKey['fieldContext'],
 	fieldDataType: 'string',
-	key: `${fieldContext}:${name}`,
+	key: `${fieldContext}.${name}`,
 });
 
 describe('AddedFields — requiredFields', () => {
@@ -33,7 +33,7 @@ describe('AddedFields — requiredFields', () => {
 				inputValue=""
 				fields={fields}
 				onFieldsChange={jest.fn()}
-				requiredFields={['log:a', 'log:c']}
+				requiredFields={['log.a', 'log.c']}
 			/>,
 		);
 
@@ -50,7 +50,7 @@ describe('AddedFields — requiredFields', () => {
 				inputValue=""
 				fields={fields}
 				onFieldsChange={jest.fn()}
-				requiredFields={['log:a']}
+				requiredFields={['log.a']}
 			/>,
 		);
 
@@ -68,7 +68,7 @@ describe('AddedFields — requiredFields', () => {
 				inputValue=""
 				fields={fields}
 				onFieldsChange={jest.fn()}
-				requiredFields={['log:body']}
+				requiredFields={['log.body']}
 			/>,
 		);
 
@@ -101,11 +101,11 @@ describe('AddedFields — requiredFields', () => {
 				inputValue=""
 				fields={fields}
 				onFieldsChange={jest.fn()}
-				requiredFields={['log:body']}
+				requiredFields={['log.body']}
 			/>,
 		);
 
-		// 'log:body' locked, 'log:body_extra' removable.
+		// 'log.body' locked, 'log.body_extra' removable.
 		expect(screen.getAllByRole('button', { name: /remove/i })).toHaveLength(1);
 	});
 });

frontend/src/components/FieldsSelector/__tests__/FieldsSelector.test.tsx

@@ -1,188 +0,0 @@
-import { act, fireEvent, render, screen } from 'tests/test-utils';
-import { useGetQueryKeySuggestions } from 'hooks/querySuggestions/useGetQueryKeySuggestions';
-import { TelemetryFieldKey } from 'types/api/v5/queryRange';
-import { DataSource } from 'types/common/queryBuilder';
-
-import FieldsSelector from '../FieldsSelector';
-
-jest.mock('hooks/querySuggestions/useGetQueryKeySuggestions');
-
-jest.mock('@signozhq/ui/sonner', () => ({
-	...jest.requireActual('@signozhq/ui/sonner'),
-	toast: { success: jest.fn(), error: jest.fn() },
-}));
-
-// FloatingPanel is a react-rnd/portal shell — presentation only. Render its
-// children directly so the test exercises the column-editing behavior.
-jest.mock('periscope/components/FloatingPanel', () => ({
-	FloatingPanel: ({ children }: { children: React.ReactNode }): JSX.Element => (
-		<div>{children}</div>
-	),
-}));
-
-const mockSuggestions = (names: string[]): void => {
-	(useGetQueryKeySuggestions as jest.Mock).mockReturnValue({
-		data: {
-			data: {
-				data: {
-					keys: {
-						attributeKeys: names.map((name) => ({
-							name,
-							signal: 'logs',
-							fieldDataType: 'string',
-							fieldContext: '',
-						})),
-					},
-				},
-			},
-		},
-		isFetching: false,
-	});
-};
-
-const field = (name: string, fieldContext = 'log'): TelemetryFieldKey => ({
-	name,
-	signal: 'logs',
-	fieldContext: fieldContext as TelemetryFieldKey['fieldContext'],
-	fieldDataType: 'string',
-});
-
-const renderPanel = (
-	props: Partial<React.ComponentProps<typeof FieldsSelector>> = {},
-): { onFieldsChange: jest.Mock } => {
-	const onFieldsChange = jest.fn();
-	render(
-		<FieldsSelector
-			isOpen
-			title="Edit columns"
-			fields={props.fields ?? []}
-			onFieldsChange={onFieldsChange}
-			onClose={jest.fn()}
-			signal={DataSource.LOGS}
-			allowCustomFields
-			{...props}
-		/>,
-	);
-	return { onFieldsChange };
-};
-
-// Type into the search box and flush the 400ms debounce so OtherFields (driven
-// by the debounced value) recomputes.
-const typeSearch = (value: string): void => {
-	const input = screen.getByPlaceholderText('Search for a field...');
-	act(() => {
-		fireEvent.change(input, { target: { value } });
-	});
-	act(() => {
-		jest.advanceTimersByTime(400);
-	});
-};
-
-describe('FieldsSelector — edit columns (integration)', () => {
-	beforeEach(() => {
-		jest.useFakeTimers();
-		mockSuggestions([]);
-	});
-
-	afterEach(() => {
-		jest.runOnlyPendingTimers();
-		jest.useRealTimers();
-	});
-
-	it('adds a free-typed field end to end and saves the synthesized key', () => {
-		const { onFieldsChange } = renderPanel({ fields: [field('body')] });
-
-		typeSearch('orderId');
-
-		// custom option surfaces in OTHER FIELDS (only Add button, no suggestions)
-		expect(screen.getByText('orderId')).toBeInTheDocument();
-
-		act(() => {
-			fireEvent.click(screen.getByRole('button', { name: /^add$/i }));
-		});
-
-		// moved into ADDED FIELDS → OTHER FIELDS has nothing left to offer
-		expect(screen.getByText('No values found')).toBeInTheDocument();
-
-		// Save commits the draft
-		act(() => {
-			fireEvent.click(screen.getByRole('button', { name: /save changes/i }));
-		});
-
-		expect(onFieldsChange).toHaveBeenCalledTimes(1);
-		const saved = onFieldsChange.mock.calls[0][0] as TelemetryFieldKey[];
-		expect(saved).toStrictEqual(
-			expect.arrayContaining([
-				expect.objectContaining({
-					name: 'orderId',
-					fieldContext: '',
-					fieldDataType: '',
-					key: 'orderId',
-				}),
-			]),
-		);
-	});
-
-	it('adds a suggested field: it moves from OTHER FIELDS into ADDED FIELDS', () => {
-		mockSuggestions(['service.name']);
-		const { onFieldsChange } = renderPanel({ fields: [] });
-
-		const addButton = screen.getByRole('button', { name: /^add$/i });
-		act(() => {
-			fireEvent.click(addButton);
-		});
-
-		// now removable in ADDED FIELDS, no longer offered in OTHER FIELDS
-		expect(screen.getByRole('button', { name: /remove/i })).toBeInTheDocument();
-		expect(
-			screen.queryByRole('button', { name: /^add$/i }),
-		).not.toBeInTheDocument();
-
-		act(() => {
-			fireEvent.click(screen.getByRole('button', { name: /save changes/i }));
-		});
-		const saved = onFieldsChange.mock.calls[0][0] as TelemetryFieldKey[];
-		expect(saved.map((f) => f.name)).toContain('service.name');
-	});
-
-	it('hides the custom option when the typed name is already added', () => {
-		renderPanel({ fields: [field('orderId')] });
-
-		typeSearch('ORDERID');
-
-		// exact name already added → nothing left to offer in OTHER FIELDS
-		expect(screen.queryByText('ORDERID')).not.toBeInTheDocument();
-		expect(screen.getByText('No values found')).toBeInTheDocument();
-	});
-
-	it('does not offer a custom option when allowCustomFields is off', () => {
-		renderPanel({ fields: [], allowCustomFields: false });
-
-		typeSearch('unknown.a.b.c');
-
-		// no custom row and nothing addable
-		expect(screen.queryByText('unknown.a.b.c')).not.toBeInTheDocument();
-		expect(
-			screen.queryByRole('button', { name: /^add$/i }),
-		).not.toBeInTheDocument();
-	});
-
-	it('discards an added field, reverting the draft', () => {
-		const { onFieldsChange } = renderPanel({ fields: [field('body')] });
-
-		typeSearch('orderId');
-		act(() => {
-			fireEvent.click(screen.getByRole('button', { name: /^add$/i }));
-		});
-
-		// clear the search so the added list is not filtered
-		typeSearch('');
-
-		act(() => {
-			fireEvent.click(screen.getByRole('button', { name: /discard/i }));
-		});
-
-		expect(screen.queryByText('orderId')).not.toBeInTheDocument();
-		expect(onFieldsChange).not.toHaveBeenCalled();
-	});
-});

frontend/src/components/FieldsSelector/__tests__/OtherFields.test.tsx

@@ -1,125 +0,0 @@
-import { fireEvent, render, screen } from 'tests/test-utils';
-import { useGetQueryKeySuggestions } from 'hooks/querySuggestions/useGetQueryKeySuggestions';
-import { TelemetryFieldKey } from 'types/api/v5/queryRange';
-import { DataSource } from 'types/common/queryBuilder';
-
-import OtherFields from '../OtherFields';
-
-jest.mock('hooks/querySuggestions/useGetQueryKeySuggestions');
-
-const mockSuggestions = (names: string[]): void => {
-	(useGetQueryKeySuggestions as jest.Mock).mockReturnValue({
-		data: {
-			data: {
-				data: {
-					keys: {
-						attributeKeys: names.map((name) => ({
-							name,
-							signal: 'logs',
-							fieldDataType: 'string',
-							fieldContext: '',
-						})),
-					},
-				},
-			},
-		},
-		isFetching: false,
-	});
-};
-
-const renderOtherFields = (
-	props: Partial<React.ComponentProps<typeof OtherFields>> = {},
-): { onAdd: jest.Mock } => {
-	const onAdd = jest.fn();
-	render(
-		<OtherFields
-			signal={DataSource.LOGS}
-			debouncedInputValue=""
-			addedFields={[]}
-			onAdd={onAdd}
-			isAtLimit={false}
-			allowCustomFields
-			{...props}
-		/>,
-	);
-	return { onAdd };
-};
-
-const addedField = (name: string): TelemetryFieldKey => ({
-	name,
-	signal: 'logs',
-	fieldContext: '',
-	fieldDataType: '',
-	key: name,
-});
-
-describe('OtherFields — custom (free-typed) option', () => {
-	beforeEach(() => {
-		mockSuggestions([]);
-	});
-
-	it('shows a custom option for a typed name that is not a suggestion', () => {
-		renderOtherFields({ debouncedInputValue: 'unknown.a.b.c' });
-
-		expect(screen.getByText('unknown.a.b.c')).toBeInTheDocument();
-		expect(screen.getByRole('button', { name: /add/i })).toBeInTheDocument();
-	});
-
-	it('synthesizes the field with raw name, empty context/type, on add', () => {
-		const { onAdd } = renderOtherFields({ debouncedInputValue: 'orderId' });
-
-		fireEvent.click(screen.getByRole('button', { name: /add/i }));
-
-		expect(onAdd).toHaveBeenCalledWith({
-			name: 'orderId',
-			fieldContext: '',
-			fieldDataType: '',
-			key: 'orderId',
-		});
-	});
-
-	it('hides the custom option when an exact suggestion exists (case-insensitive)', () => {
-		mockSuggestions(['orderId']);
-		renderOtherFields({ debouncedInputValue: 'orderid' });
-
-		// the real suggestion shows, the lowercased custom name does not
-		expect(screen.getByText('orderId')).toBeInTheDocument();
-		expect(screen.queryByText('orderid')).not.toBeInTheDocument();
-	});
-
-	it('hides the custom option when the name is already added (case-insensitive)', () => {
-		renderOtherFields({
-			debouncedInputValue: 'ORDERID',
-			addedFields: [addedField('orderId')],
-		});
-
-		expect(screen.queryByText('ORDERID')).not.toBeInTheDocument();
-		expect(screen.getByText('No values found')).toBeInTheDocument();
-	});
-
-	it('does not show the custom option when allowCustomFields is off', () => {
-		renderOtherFields({
-			debouncedInputValue: 'unknown.a.b.c',
-			allowCustomFields: false,
-		});
-
-		expect(screen.queryByText('unknown.a.b.c')).not.toBeInTheDocument();
-		expect(screen.getByText('No values found')).toBeInTheDocument();
-	});
-
-	it('does not show the custom option for an empty input', () => {
-		renderOtherFields({ debouncedInputValue: '   ' });
-
-		expect(screen.getByText('No values found')).toBeInTheDocument();
-	});
-
-	it('shows the custom option at the field limit but hides its Add button', () => {
-		renderOtherFields({ debouncedInputValue: 'unknown.a.b.c', isAtLimit: true });
-
-		// same as every other row at the limit: name shown, no Add button
-		expect(screen.getByText('unknown.a.b.c')).toBeInTheDocument();
-		expect(
-			screen.queryByRole('button', { name: /add/i }),
-		).not.toBeInTheDocument();
-	});
-});

frontend/src/components/Logs/TableView/__tests__/useLogsTableColumns.test.tsx

@@ -14,10 +14,10 @@ jest.mock('providers/App/App', () => ({
 	useAppContext: (): { featureFlags: [] } => ({ featureFlags: [] }),
 }));
 
-const field = (name: string, type = '', dataType = ''): IField => ({
+const field = (name: string, type = ''): IField => ({
 	name,
 	type,
-	dataType,
+	dataType: 'string',
 });
 
 describe('useLogsTableColumns — selectColumns-order respected', () => {
@@ -51,13 +51,13 @@ describe('useLogsTableColumns — selectColumns-order respected', () => {
 		);
 
 		// body/timestamp appear where the caller placed them, keyed by their
-		// composite IDs ('log:*'); contextless user fields collapse to bare name.
+		// composite IDs ('log.*'); contextless user fields collapse to bare name.
 		expect(result.current.map((c) => c.id)).toStrictEqual([
 			'state-indicator',
 			'service.name',
-			'log:body',
+			'log.body',
 			'request.id',
-			'log:timestamp',
+			'log.timestamp',
 		]);
 	});
 
@@ -70,14 +70,14 @@ describe('useLogsTableColumns — selectColumns-order respected', () => {
 		);
 
 		const byId = new Map(result.current.map((c) => [c.id, c]));
-		// Attribute variant is its own column, not a duplicate 'log:body'.
+		// Attribute variant is its own column, not a duplicate 'log.body'.
 		expect(result.current.map((c) => c.id)).toStrictEqual([
 			'state-indicator',
-			'log:body',
-			'attribute:body',
+			'log.body',
+			'attribute.body',
 		]);
-		expect(byId.get('log:body')?.enableRemove).toBe(false);
-		expect(byId.get('attribute:body')?.enableRemove).toBe(true);
+		expect(byId.get('log.body')?.enableRemove).toBe(false);
+		expect(byId.get('attribute.body')?.enableRemove).toBe(true);
 	});
 
 	it('applies the same distinct-column treatment to timestamp variants', () => {
@@ -91,11 +91,11 @@ describe('useLogsTableColumns — selectColumns-order respected', () => {
 		const byId = new Map(result.current.map((c) => [c.id, c]));
 		expect(result.current.map((c) => c.id)).toStrictEqual([
 			'state-indicator',
-			'log:timestamp',
-			'attribute:timestamp',
+			'log.timestamp',
+			'attribute.timestamp',
 		]);
-		expect(byId.get('log:timestamp')?.enableRemove).toBe(false);
-		expect(byId.get('attribute:timestamp')?.enableRemove).toBe(true);
+		expect(byId.get('log.timestamp')?.enableRemove).toBe(false);
+		expect(byId.get('attribute.timestamp')?.enableRemove).toBe(true);
 	});
 
 	it('skips the synthetic "id" field name', () => {
@@ -127,33 +127,15 @@ describe('useLogsTableColumns — selectColumns-order respected', () => {
 
 		const byId = new Map(result.current.map((c) => [c.id, c]));
 		// body + timestamp are locked from the table-X removal pathway.
-		expect(byId.get('log:body')?.canBeHidden).toBe(false);
-		expect(byId.get('log:body')?.enableRemove).toBe(false);
-		expect(byId.get('log:timestamp')?.canBeHidden).toBe(false);
-		expect(byId.get('log:timestamp')?.enableRemove).toBe(false);
+		expect(byId.get('log.body')?.canBeHidden).toBe(false);
+		expect(byId.get('log.body')?.enableRemove).toBe(false);
+		expect(byId.get('log.timestamp')?.canBeHidden).toBe(false);
+		expect(byId.get('log.timestamp')?.enableRemove).toBe(false);
 		// User-added fields stay removable. User field has type='' so composite
 		// collapses to bare name.
 		expect(byId.get('user_field')?.enableRemove).toBe(true);
 	});
 
-	it('disambiguates same-name/same-context fields by dataType (3-part id)', () => {
-		const { result } = renderHook(() =>
-			useLogsTableColumns({
-				fields: [
-					field('http.status_code', 'attribute', 'int64'),
-					field('http.status_code', 'attribute', 'string'),
-				],
-				fontSize: FontSize.SMALL,
-			}),
-		);
-
-		expect(result.current.map((c) => c.id)).toStrictEqual([
-			'state-indicator',
-			'attribute:http.status_code:int64',
-			'attribute:http.status_code:string',
-		]);
-	});
-
 	it('renders only the stateIndicator when fields is empty', () => {
 		const { result } = renderHook(() =>
 			useLogsTableColumns({

frontend/src/components/Logs/TableView/useLogsTableColumns.tsx

@@ -92,7 +92,7 @@ export function useLogsTableColumns({
 		};
 
 		const makeUserFieldCol = (f: IField): TableColumnDef<ILog> => ({
-			id: buildCompositeKey(f.name, f.type, f.dataType),
+			id: buildCompositeKey(f.name, f.type),
 			header: f.name,
 			accessorFn: (log): unknown =>
 				getLogFieldValue(log, f.name, isBodyJsonEnabled),

frontend/src/components/TanStackTableView/TanStackHeaderRow.module.scss

@@ -44,13 +44,6 @@
 			--tanstack-first-column-header-bg,
 			var(--tanstack-table-header-cell-bg, var(--l2-background))
 		) !important;
-		padding-left: var(
-			--tanstack-cell-header-padding-left-first-column,
-			var(
-				--tanstack-cell-header-padding-left-override,
-				var(--tanstack-cell-padding-left, 0.3rem)
-			)
-		);
 	}
 }
 

frontend/src/components/TanStackTableView/TanStackTable.module.scss

@@ -161,7 +161,7 @@
 .tableHeaderCell {
 	padding: var(--tanstack-cell-padding-top) var(--tanstack-cell-padding-right)
 		var(--tanstack-cell-padding-bottom) var(--tanstack-cell-padding-left);
-	height: var(--tanstack-table-header-height, 36px);
+	height: 36px;
 	text-align: left;
 	font-size: 14px;
 	font-style: normal;

frontend/src/components/TanStackTableView/TanStackTable.tsx

@@ -664,7 +664,6 @@ function TanStackTableInner<TData, TItemKey = string>(
 										value={limit?.toString()}
 										defaultValue="10"
 										onChange={(value): void => {
-											value ??= '10';
 											setLimit(+value);
 											pagination.onLimitChange?.(+value);
 											if (page !== 1) {

frontend/src/container/BillingContainer/BillingUsageGraph/BillingUsageGraph.tsx

@@ -5,7 +5,6 @@ import BarChart from 'container/DashboardContainer/visualization/charts/BarChart
 import { useIsDarkMode } from 'hooks/useDarkMode';
 import { useResizeObserver } from 'hooks/useDimensions';
 import { prepareChartData } from 'lib/uPlotV2/utils/dataUtils';
-import { StackMode } from 'lib/uPlotV2/config/types';
 import {
 	LegendPosition,
 	TooltipRenderArgs,
@@ -132,9 +131,9 @@ export function BillingUsageGraph(props: BillingUsageGraphProps): JSX.Element {
 			<div ref={graphRef} className={styles.graphContainer}>
 				{containerDimensions.width > 0 && containerDimensions.height > 0 && (
 					<BarChart
-						stack={StackMode.Normal}
 						config={config}
 						data={chartData}
+						isStackedBarChart
 						legendConfig={{ position: LegendPosition.BOTTOM }}
 						customTooltip={renderBillingTooltip}
 						width={containerDimensions.width}

frontend/src/container/BillingContainer/BillingUsageGraph/__tests__/prepareBillingBarConfig.test.ts

@@ -58,17 +58,26 @@ describe('prepareBillingBarConfig', () => {
 		expect(config.series?.[4]?.stroke).toBe(Color.BG_AMBER_500);
 	});
 
-	it('sets padding and focus alpha for behavioral parity', () => {
+	it('sets stacking bands, padding, and focus alpha for behavioral parity', () => {
 		const builder = prepareBillingBarConfig({
 			...baseProps,
 			apiResponse: makeApiResponse(['Logs', 'Traces', 'Metrics']),
 		});
 		const config = builder.getConfig();
-		// Stacking bands come from the chart now — see useChartStacking.
+		expect(config.bands).toStrictEqual([{ series: [1, 2] }, { series: [2, 3] }]);
 		expect(config.padding).toStrictEqual([32, 32, 16, 16]);
 		expect(config.focus).toStrictEqual({ alpha: 0.3 });
 	});
 
+	it('sets no bands when result is empty', () => {
+		const builder = prepareBillingBarConfig({
+			...baseProps,
+			apiResponse: makeApiResponse([]),
+		});
+		const config = builder.getConfig();
+		expect(config.bands).toBeUndefined();
+	});
+
 	it('uses queryName as label when legend is undefined', () => {
 		const apiResponse: MetricRangePayloadProps = {
 			data: {

frontend/src/container/BillingContainer/BillingUsageGraph/prepareBillingBarConfig.ts

@@ -1,6 +1,7 @@
 import { Color } from '@signozhq/design-tokens';
 import type { Timezone } from 'components/CustomTimePicker/timezoneUtils';
 import { PANEL_TYPES } from 'constants/queryBuilder';
+import { getInitialStackedBands } from 'container/DashboardContainer/visualization/charts/utils/stackSeriesUtils';
 import { buildBaseConfig } from 'container/DashboardContainer/visualization/panels/utils/baseConfigBuilder';
 import { DrawStyle } from 'lib/uPlotV2/config/types';
 import type { UPlotConfigBuilder } from 'lib/uPlotV2/config/UPlotConfigBuilder';
@@ -62,6 +63,7 @@ export function prepareBillingBarConfig({
 		});
 	});
 
+	builder.setBands(getInitialStackedBands(results.length));
 	builder.setPadding([32, 32, 16, 16]);
 	builder.setFocus({ alpha: 0.3 });
 

frontend/src/container/DashboardContainer/visualization/charts/BarChart/BarChart.tsx

@@ -6,24 +6,25 @@ import {
 	TooltipRenderArgs,
 } from 'lib/uPlotV2/components/types';
 
-import { StackMode } from 'lib/uPlotV2/config/types';
-
+import { useBarChartStacking } from '../../hooks/useBarChartStacking';
 import { BarChartProps } from '../types';
 
 export default function BarChart(props: BarChartProps): JSX.Element {
 	const {
 		children,
+		isStackedBarChart,
 		customTooltip,
 		config,
 		data,
-		stack = StackMode.None,
 		pinnedTooltipElement,
 		...rest
 	} = props;
 
-	// Written during render so it lands before UPlotChart's effect reads the config,
-	// which derives the fill bands, percent axis unit and percent range from it.
-	config.setStackMode(stack);
+	const chartData = useBarChartStacking({
+		data,
+		isStackedBarChart,
+		config,
+	});
 
 	const renderTooltip = useCallback(
 		(props: TooltipRenderArgs): React.ReactNode => {
@@ -36,6 +37,7 @@ export default function BarChart(props: BarChartProps): JSX.Element {
 				timezone: rest.timezone,
 				yAxisUnit: rest.yAxisUnit,
 				decimalPrecision: rest.decimalPrecision,
+				isStackedBarChart: isStackedBarChart,
 				canPinTooltip: rest.canPinTooltip,
 				renderTooltipFooter: rest.renderTooltipFooter,
 			};
@@ -46,6 +48,7 @@ export default function BarChart(props: BarChartProps): JSX.Element {
 			rest.timezone,
 			rest.yAxisUnit,
 			rest.decimalPrecision,
+			isStackedBarChart,
 			rest.canPinTooltip,
 			rest.renderTooltipFooter,
 		],
@@ -55,7 +58,7 @@ export default function BarChart(props: BarChartProps): JSX.Element {
 		<ChartWrapper
 			{...rest}
 			config={config}
-			data={data}
+			data={chartData}
 			customTooltip={renderTooltip}
 			pinnedTooltipElement={pinnedTooltipElement}
 		>

frontend/src/container/DashboardContainer/visualization/charts/ChartWrapper/ChartWrapper.tsx

@@ -6,15 +6,12 @@ import {
 	TooltipRenderArgs,
 } from 'lib/uPlotV2/components/types';
 import UPlotChart from 'lib/uPlotV2/components/UPlotChart/UPlotChart';
-import { StackMode } from 'lib/uPlotV2/config/types';
-import { prepareAlignedData } from 'lib/uPlotV2/components/UPlotChart/utils';
 import { PlotContextProvider } from 'lib/uPlotV2/context/PlotContext';
 import TooltipPlugin from 'lib/uPlotV2/plugins/TooltipPlugin/TooltipPlugin';
 import noop from 'lodash-es/noop';
 import uPlot from 'uplot';
 
-import { ChartWrapperProps } from '../types';
-import { useChartStacking } from './useChartStacking';
+import { ChartProps } from '../types';
 
 const TOOLTIP_WIDTH_PADDING = 120;
 const TOOLTIP_MIN_WIDTH = 300;
@@ -42,20 +39,9 @@ export default function ChartWrapper({
 	pinnedTooltipElement,
 	tooltipPortalRoot,
 	'data-testid': testId,
-}: ChartWrapperProps): JSX.Element {
+}: ChartProps): JSX.Element {
 	const plotInstanceRef = useRef<uPlot | null>(null);
 
-	const stack = config.getStackMode();
-	const chartData = useChartStacking({ data, config });
-
-	// Tooltips need pre-stack values, gap-processed exactly as UPlotChart processes the
-	// plot data — otherwise the cursor's index addresses a shorter array.
-	const unstackedData = useMemo(
-		() =>
-			stack === StackMode.None ? undefined : prepareAlignedData({ data, config }),
-		[data, config, stack],
-	);
-
 	const legendComponent = useCallback(
 		(averageLegendWidth: number): React.ReactNode => {
 			if (!showLegend) {
@@ -75,11 +61,11 @@ export default function ChartWrapper({
 	const renderTooltipCallback = useCallback(
 		(args: TooltipRenderArgs): React.ReactNode => {
 			if (customTooltip) {
-				return customTooltip({ ...args, unstackedData });
+				return customTooltip(args);
 			}
 			return null;
 		},
-		[customTooltip, unstackedData],
+		[customTooltip],
 	);
 
 	const syncMetadata = useMemo(
@@ -105,7 +91,7 @@ export default function ChartWrapper({
 				{({ chartWidth, chartHeight, averageLegendWidth }): JSX.Element => (
 					<UPlotChart
 						config={config}
-						data={chartData}
+						data={data}
 						width={chartWidth}
 						height={chartHeight}
 						plotRef={(plot): void => {

frontend/src/container/DashboardContainer/visualization/charts/ChartWrapper/__tests__/useChartStacking.test.ts

@@ -1,98 +0,0 @@
-import { renderHook } from '@testing-library/react';
-import { UPlotConfigBuilder } from 'lib/uPlotV2/config/UPlotConfigBuilder';
-import { StackMode } from 'lib/uPlotV2/config/types';
-import uPlot from 'uplot';
-
-import { useChartStacking } from '../useChartStacking';
-
-type Hooks = Record<string, (...args: unknown[]) => void>;
-
-function createConfig(stack: StackMode): {
-	config: UPlotConfigBuilder;
-	hooks: Hooks;
-} {
-	const hooks: Hooks = {};
-	const config = {
-		getStackMode: (): StackMode => stack,
-		addHook: jest.fn((type: string, hook: (...args: unknown[]) => void) => {
-			hooks[type] = hook;
-			return jest.fn();
-		}),
-	} as unknown as UPlotConfigBuilder;
-	return { config, hooks };
-}
-
-const data = [[1], [30], [10]] as unknown as uPlot.AlignedData;
-
-describe('useChartStacking', () => {
-	it('returns the data untouched and registers nothing when the config says `none`', () => {
-		const { config } = createConfig(StackMode.None);
-		const { result } = renderHook(() => useChartStacking({ data, config }));
-
-		expect(result.current).toBe(data);
-		expect(config.addHook).not.toHaveBeenCalled();
-	});
-
-	it('treats a missing config as unstacked', () => {
-		const { result } = renderHook(() => useChartStacking({ data, config: null }));
-
-		expect(result.current).toBe(data);
-	});
-
-	it('accumulates raw values when the config declares `normal`', () => {
-		const { config } = createConfig(StackMode.Normal);
-		const { result } = renderHook(() => useChartStacking({ data, config }));
-
-		expect(result.current).toStrictEqual([[1], [40], [10]]);
-	});
-
-	it('rescales each column to its total when the config declares `percent`', () => {
-		const { config } = createConfig(StackMode.Percent);
-		const { result } = renderHook(() => useChartStacking({ data, config }));
-
-		expect(result.current).toStrictEqual([[1], [100], [25]]);
-	});
-
-	it('registers the uPlot hooks that re-stack on data and visibility changes', () => {
-		const { config } = createConfig(StackMode.Normal);
-		renderHook(() => useChartStacking({ data, config }));
-
-		expect(
-			(config.addHook as jest.Mock).mock.calls.map(([type]) => type),
-		).toStrictEqual(['setData', 'setSeries']);
-	});
-
-	it('re-stacks from the raw values when the legend hides a series', () => {
-		const { config, hooks } = createConfig(StackMode.Normal);
-		renderHook(() => useChartStacking({ data, config }));
-
-		const plot = {
-			data: [[1]],
-			series: [{}, { show: true }, { show: false }],
-			delBand: jest.fn(),
-			addBand: jest.fn(),
-			setData: jest.fn(),
-		};
-		hooks.setSeries(plot, 2, { show: false });
-
-		// The hidden series keeps its raw value and stops contributing to the total.
-		expect(plot.setData).toHaveBeenCalledWith([[1], [30], [10]]);
-		expect(plot.delBand).toHaveBeenCalledWith(null);
-	});
-
-	it('ignores a focus-only setSeries so hovering does not re-stack', () => {
-		const { config, hooks } = createConfig(StackMode.Normal);
-		renderHook(() => useChartStacking({ data, config }));
-
-		const plot = {
-			data: [[1]],
-			series: [{}, { show: true }, { show: true }],
-			delBand: jest.fn(),
-			addBand: jest.fn(),
-			setData: jest.fn(),
-		};
-		hooks.setSeries(plot, 1, { focus: true });
-
-		expect(plot.setData).not.toHaveBeenCalled();
-	});
-});

frontend/src/container/DashboardContainer/visualization/charts/ChartWrapper/useChartStacking.ts

@@ -1,132 +0,0 @@
-import {
-	MutableRefObject,
-	useCallback,
-	useLayoutEffect,
-	useMemo,
-	useRef,
-} from 'react';
-import { UPlotConfigBuilder } from 'lib/uPlotV2/config/UPlotConfigBuilder';
-import { StackMode } from 'lib/uPlotV2/config/types';
-import { has } from 'lodash-es';
-import uPlot from 'uplot';
-
-import { stackSeries } from '../utils/stackSeriesUtils';
-
-/** Returns true if the series at the given index is hidden (e.g. via legend toggle). */
-function isSeriesHidden(plot: uPlot, seriesIndex: number): boolean {
-	return !plot.series[seriesIndex]?.show;
-}
-
-function canApplyStacking(
-	unstackedData: uPlot.AlignedData | null,
-	plot: uPlot,
-	isUpdating: boolean,
-): boolean {
-	return (
-		!isUpdating &&
-		!!unstackedData &&
-		!!plot.data &&
-		unstackedData[0]?.length === plot.data[0]?.length
-	);
-}
-
-function setupStackingHooks(
-	config: UPlotConfigBuilder,
-	updateStacksInChart: (plot: uPlot) => void,
-	isUpdatingRef: MutableRefObject<boolean>,
-): () => void {
-	const onDataChange = (plot: uPlot): void => {
-		if (!isUpdatingRef.current) {
-			updateStacksInChart(plot);
-		}
-	};
-
-	const onSeriesVisibilityChange = (
-		plot: uPlot,
-		_seriesIdx: number | null,
-		opts: uPlot.Series,
-	): void => {
-		// uPlot fires setSeries for hover focus too; only visibility changes restack.
-		if (!has(opts, 'focus')) {
-			updateStacksInChart(plot);
-		}
-	};
-
-	const removeSetDataHook = config.addHook('setData', onDataChange);
-	const removeSetSeriesHook = config.addHook(
-		'setSeries',
-		onSeriesVisibilityChange,
-	);
-
-	return (): void => {
-		removeSetDataHook?.();
-		removeSetSeriesHook?.();
-	};
-}
-
-export interface UseChartStackingParams {
-	data: uPlot.AlignedData;
-	config: UPlotConfigBuilder | null;
-}
-
-/**
- * Stacks a chart's data for the mode declared on its config, and re-stacks on data or
- * visibility changes. The pre-stack values live in a ref because the uPlot hooks that
- * read them run outside React's render cycle.
- */
-export function useChartStacking({
-	data,
-	config,
-}: UseChartStackingParams): uPlot.AlignedData {
-	const stack = config?.getStackMode() ?? StackMode.None;
-	const unstackedDataRef = useRef<uPlot.AlignedData | null>(null);
-	unstackedDataRef.current = stack === 'none' ? null : data;
-
-	// Guards the re-entrant setData below, which would otherwise re-trigger our own hook.
-	const isUpdatingChartRef = useRef(false);
-
-	const chartData = useMemo((): uPlot.AlignedData => {
-		if (stack === StackMode.None || !data || data.length < 2) {
-			return data;
-		}
-		const noSeriesHidden = (): boolean => false; // include all series in initial stack
-		return stackSeries(data, noSeriesHidden, stack).data;
-	}, [data, stack]);
-
-	const updateStacksInChart = useCallback(
-		(plot: uPlot): void => {
-			const unstacked = unstackedDataRef.current;
-			if (
-				!unstacked ||
-				!canApplyStacking(unstacked, plot, isUpdatingChartRef.current)
-			) {
-				return;
-			}
-
-			const shouldExcludeSeries = (idx: number): boolean =>
-				isSeriesHidden(plot, idx);
-			const { data: stacked, bands } = stackSeries(
-				unstacked,
-				shouldExcludeSeries,
-				stack,
-			);
-
-			plot.delBand(null);
-			bands.forEach((band: uPlot.Band) => plot.addBand(band));
-
-			isUpdatingChartRef.current = true;
-			plot.setData(stacked);
-			isUpdatingChartRef.current = false;
-		},
-		[stack],
-	);
-
-	useLayoutEffect(() => {
-		if (stack === StackMode.None || !config) {
-			return undefined;
-		}
-		return setupStackingHooks(config, updateStacksInChart, isUpdatingChartRef);
-	}, [stack, config, updateStacksInChart]);
-
-	return chartData;
-}

frontend/src/container/DashboardContainer/visualization/charts/TimeSeries/TimeSeries.tsx

@@ -6,16 +6,10 @@ import {
 	TooltipRenderArgs,
 } from 'lib/uPlotV2/components/types';
 
-import { StackMode } from 'lib/uPlotV2/config/types';
-
 import { TimeSeriesChartProps } from '../types';
 
 export default function TimeSeries(props: TimeSeriesChartProps): JSX.Element {
-	const { children, customTooltip, stack = StackMode.None, ...rest } = props;
-
-	// Written during render so it lands before UPlotChart's effect reads the config,
-	// which derives the fill bands, percent axis unit and percent range from it.
-	rest.config.setStackMode(stack);
+	const { children, customTooltip, ...rest } = props;
 
 	const renderTooltip = useCallback(
 		(props: TooltipRenderArgs): React.ReactNode => {

frontend/src/container/DashboardContainer/visualization/charts/types.ts

@@ -14,7 +14,6 @@ import {
 	ChartClickData,
 } from 'lib/uPlotV2/plugins/TooltipPlugin/types';
 import { BaseAutocompleteData } from 'types/api/queryBuilder/queryAutocompleteResponse';
-import type { StackMode } from 'lib/uPlotV2/config/types';
 
 interface BaseChartProps {
 	width: number;
@@ -53,26 +52,27 @@ interface UPlotChartDataProps {
 	groupByPerQuery?: Record<string, BaseAutocompleteData[]>;
 }
 
-/** Everything the shared uPlot shell consumes; each chart's props narrow it. */
-export interface ChartWrapperProps
-	extends BaseChartProps, UPlotBasedChartProps, UPlotChartDataProps {}
-
-export interface TimeSeriesChartProps extends ChartWrapperProps {
+export interface TimeSeriesChartProps
+	extends BaseChartProps, UPlotBasedChartProps, UPlotChartDataProps {
 	timezone?: Timezone;
-	/** How series compose. Defaults to `none`, which draws them independently. */
-	stack?: StackMode;
 }
 
-export interface BarChartProps extends ChartWrapperProps {
-	timezone?: Timezone;
-	/** How series compose. Defaults to `none`, which draws them independently. */
-	stack?: StackMode;
-}
-
-export interface HistogramChartProps extends ChartWrapperProps {
+export interface HistogramChartProps
+	extends BaseChartProps, UPlotBasedChartProps, UPlotChartDataProps {
 	isQueriesMerged?: boolean;
 }
 
+export interface BarChartProps
+	extends BaseChartProps, UPlotBasedChartProps, UPlotChartDataProps {
+	isStackedBarChart?: boolean;
+	timezone?: Timezone;
+}
+
+export type ChartProps =
+	| TimeSeriesChartProps
+	| BarChartProps
+	| HistogramChartProps;
+
 /**
  * One resolved pie/donut slice: a display label, its (already parsed) positive
  * numeric value, and the colour used for the arc + legend swatch.

frontend/src/container/DashboardContainer/visualization/charts/utils/__tests__/stackSeriesUtils.test.ts

@@ -1,158 +0,0 @@
-import { AlignedData } from 'uplot';
-
-import { StackMode } from 'lib/uPlotV2/config/types';
-
-import { stackSeries } from '../stackSeriesUtils';
-
-const includeAll = (): boolean => false;
-
-// Stacking is top-down: the first series carries the column total, the last its own
-// raw value. Every expectation below reads in that order.
-describe('stackSeries', () => {
-	it('is a no-op under `none`, returning the data and no bands', () => {
-		const data: AlignedData = [[1], [30], [10]];
-
-		const { data: result, bands } = stackSeries(data, includeAll, StackMode.None);
-
-		expect(result).toBe(data);
-		expect(bands).toStrictEqual([]);
-	});
-
-	describe('normal', () => {
-		it('accumulates raw values from the bottom series upward', () => {
-			const data: AlignedData = [
-				[1, 2],
-				[10, 20],
-				[1, 2],
-			];
-
-			expect(stackSeries(data, includeAll, StackMode.Normal).data).toStrictEqual([
-				[1, 2],
-				[11, 22],
-				[1, 2],
-			]);
-		});
-
-		it('treats nulls as 0 without breaking the running total', () => {
-			const data: AlignedData = [
-				[1, 2],
-				[10, null],
-				[1, 2],
-			];
-
-			expect(stackSeries(data, includeAll, StackMode.Normal).data).toStrictEqual([
-				[1, 2],
-				[11, 2],
-				[1, 2],
-			]);
-		});
-
-		it('emits one band per adjacent pair of participating series', () => {
-			const data: AlignedData = [[1], [10], [5], [1]];
-
-			expect(stackSeries(data, includeAll, StackMode.Normal).bands).toStrictEqual([
-				{ series: [1, 2] },
-				{ series: [2, 3] },
-			]);
-		});
-
-		it('copies omitted series through unstacked and skips their bands', () => {
-			const data: AlignedData = [[1], [10], [5], [1]];
-			const omitMiddle = (seriesIndex: number): boolean => seriesIndex === 2;
-
-			const { data: stacked, bands } = stackSeries(
-				data,
-				omitMiddle,
-				StackMode.Normal,
-			);
-
-			expect(stacked).toStrictEqual([[1], [11], [5], [1]]);
-			expect(bands).toStrictEqual([{ series: [1, 3] }]);
-		});
-	});
-
-	describe('percent', () => {
-		it('rescales each column to its total so the top series reads 100', () => {
-			const data: AlignedData = [
-				[1, 2],
-				[30, 10],
-				[10, 10],
-			];
-
-			expect(stackSeries(data, includeAll, StackMode.Percent).data).toStrictEqual([
-				[1, 2],
-				[100, 100],
-				[25, 50],
-			]);
-		});
-
-		it('normalises per column, so an identical series differs across x', () => {
-			const data: AlignedData = [
-				[1, 2],
-				[1, 3],
-				[1, 1],
-			];
-
-			expect(stackSeries(data, includeAll, StackMode.Percent).data).toStrictEqual([
-				[1, 2],
-				[100, 100],
-				[50, 25],
-			]);
-		});
-
-		it('excludes omitted series from the total, so the visible ones still reach 100', () => {
-			const data: AlignedData = [[1], [30], [10], [60]];
-			const omitLast = (seriesIndex: number): boolean => seriesIndex === 3;
-
-			expect(stackSeries(data, omitLast, StackMode.Percent).data).toStrictEqual([
-				[1],
-				[100],
-				[25],
-				[60],
-			]);
-		});
-
-		it('yields 0 for a column whose participating series sum to zero', () => {
-			const data: AlignedData = [
-				[1, 2],
-				[0, 5],
-				[0, 5],
-			];
-
-			expect(stackSeries(data, includeAll, StackMode.Percent).data).toStrictEqual([
-				[1, 2],
-				[0, 100],
-				[0, 50],
-			]);
-		});
-
-		it('divides by the signed total when a column mixes signs', () => {
-			// 30 + (-10) = 20, so the shares are 150% and -50% and still sum to 100.
-			const data: AlignedData = [[1], [30], [-10]];
-
-			expect(stackSeries(data, includeAll, StackMode.Percent).data).toStrictEqual([
-				[1],
-				[100],
-				[-50],
-			]);
-		});
-
-		it('yields 0 across a column whose signed total cancels to zero', () => {
-			const data: AlignedData = [[1], [10], [-10]];
-
-			expect(stackSeries(data, includeAll, StackMode.Percent).data).toStrictEqual([
-				[1],
-				[0],
-				[0],
-			]);
-		});
-	});
-
-	it('defaults to normal when no mode is given', () => {
-		const data: AlignedData = [[1], [30], [10]];
-
-		expect(stackSeries(data, includeAll).data).toStrictEqual(
-			stackSeries(data, includeAll, StackMode.Normal).data,
-		);
-	});
-});

frontend/src/container/DashboardContainer/visualization/charts/utils/__tests__/stackUtils.test.ts

@@ -0,0 +1,117 @@
+import { AlignedData } from 'uplot';
+
+import { getInitialStackedBands, stack } from '../stackUtils';
+
+describe('stackUtils', () => {
+	describe('stack', () => {
+		const neverOmit = (): boolean => false;
+
+		it('preserves time axis as first row', () => {
+			const data: AlignedData = [
+				[100, 200, 300],
+				[1, 2, 3],
+				[4, 5, 6],
+			];
+			const { data: result } = stack(data, neverOmit);
+			expect(result[0]).toStrictEqual([100, 200, 300]);
+		});
+
+		it('stacks value series cumulatively (last = raw, first = total)', () => {
+			// Time, then 3 value series. Stack order: last series stays raw, then we add upward.
+			const data: AlignedData = [
+				[0, 1, 2],
+				[1, 2, 3], // series 1
+				[4, 5, 6], // series 2
+				[7, 8, 9], // series 3
+			];
+			const { data: result } = stack(data, neverOmit);
+			// result[1] = s1+s2+s3, result[2] = s2+s3, result[3] = s3
+			expect(result[1]).toStrictEqual([12, 15, 18]); // 1+4+7, 2+5+8, 3+6+9
+			expect(result[2]).toStrictEqual([11, 13, 15]); // 4+7, 5+8, 6+9
+			expect(result[3]).toStrictEqual([7, 8, 9]);
+		});
+
+		it('treats null values as 0 when stacking', () => {
+			const data: AlignedData = [
+				[0, 1],
+				[1, null],
+				[null, 10],
+			];
+			const { data: result } = stack(data, neverOmit);
+			expect(result[1]).toStrictEqual([1, 10]); // total
+			expect(result[2]).toStrictEqual([0, 10]); // last series with null→0
+		});
+
+		it('copies omitted series as-is without accumulating', () => {
+			// Omit series 2 (index 2); series 1 and 3 are stacked.
+			const data: AlignedData = [
+				[0, 1],
+				[10, 20], // series 1
+				[100, 200], // series 2 - omitted
+				[1, 2], // series 3
+			];
+			const omitSeries2 = (i: number): boolean => i === 2;
+			const { data: result } = stack(data, omitSeries2);
+			// series 3 raw: [1, 2]; series 2 omitted: [100, 200] as-is; series 1 stacked with s3: [11, 22]
+			expect(result[1]).toStrictEqual([11, 22]); // 10+1, 20+2
+			expect(result[2]).toStrictEqual([100, 200]); // copied, not stacked
+			expect(result[3]).toStrictEqual([1, 2]);
+		});
+
+		it('returns bands between consecutive visible series when none omitted', () => {
+			const data: AlignedData = [
+				[0, 1],
+				[1, 2],
+				[3, 4],
+				[5, 6],
+			];
+			const { bands } = stack(data, neverOmit);
+			expect(bands).toStrictEqual([{ series: [1, 2] }, { series: [2, 3] }]);
+		});
+
+		it('returns bands only between visible series when some are omitted', () => {
+			// 4 value series; omit index 2. Visible: 1, 3, 4. Bands: [1,3], [3,4]
+			const data: AlignedData = [[0], [1], [2], [3], [4]];
+			const omitSeries2 = (i: number): boolean => i === 2;
+			const { bands } = stack(data, omitSeries2);
+			expect(bands).toStrictEqual([{ series: [1, 3] }, { series: [3, 4] }]);
+		});
+
+		it('returns empty bands when only one value series', () => {
+			const data: AlignedData = [
+				[0, 1],
+				[1, 2],
+			];
+			const { bands } = stack(data, neverOmit);
+			expect(bands).toStrictEqual([]);
+		});
+	});
+
+	describe('getInitialStackedBands', () => {
+		it('returns one band between each consecutive pair for seriesCount 3', () => {
+			expect(getInitialStackedBands(3)).toStrictEqual([
+				{ series: [1, 2] },
+				{ series: [2, 3] },
+			]);
+		});
+
+		it('returns empty array for seriesCount 0 or 1', () => {
+			expect(getInitialStackedBands(0)).toStrictEqual([]);
+			expect(getInitialStackedBands(1)).toStrictEqual([]);
+		});
+
+		it('returns single band for seriesCount 2', () => {
+			expect(getInitialStackedBands(2)).toStrictEqual([{ series: [1, 2] }]);
+		});
+
+		it('returns bands [1,2], [2,3], ..., [n-1, n] for seriesCount n', () => {
+			const bands = getInitialStackedBands(5);
+			expect(bands).toStrictEqual([
+				{ series: [1, 2] },
+				{ series: [2, 3] },
+				{ series: [3, 4] },
+				{ series: [4, 5] },
+			]);
+		});
+	});
+});

frontend/src/container/DashboardContainer/visualization/charts/utils/stackSeriesUtils.ts

@@ -1,20 +1,13 @@
-import { StackMode } from 'lib/uPlotV2/config/types';
 import uPlot, { AlignedData } from 'uplot';
 
 /**
  * Stack data cumulatively (top-down: first series = top, last = bottom).
- * When `omit(seriesIndex)` returns true, that series keeps its raw values and
- * contributes nothing to the total. `None` is a no-op.
+ * When `omit(seriesIndex)` returns true, that series is excluded from stacking.
  */
 export function stackSeries(
 	data: AlignedData,
 	omit: (seriesIndex: number) => boolean,
-	mode: StackMode = StackMode.Normal,
 ): { data: AlignedData; bands: uPlot.Band[] } {
-	if (mode === StackMode.None) {
-		return { data, bands: [] };
-	}
-
 	const timeAxis = data[0];
 	const pointCount = timeAxis.length;
 	const valueSeriesCount = data.length - 1; // exclude time axis
@@ -24,7 +17,6 @@ export function stackSeries(
 		valueSeriesCount,
 		pointCount,
 		omit,
-		mode,
 	});
 	const bands = buildFillBands(valueSeriesCount + 1, omit); // +1 for 1-based series indices
 
@@ -39,46 +31,6 @@ interface BuildStackedSeriesParams {
 	valueSeriesCount: number;
 	pointCount: number;
 	omit: (seriesIndex: number) => boolean;
-	mode: StackMode;
-}
-
-/** Per-point total. Mixed-sign columns sum signed, as "share of total" implies. */
-function columnTotals({
-	data,
-	valueSeriesCount,
-	pointCount,
-	omit,
-}: Omit<BuildStackedSeriesParams, 'mode'>): number[] {
-	const totals = Array(pointCount).fill(0) as number[];
-
-	for (let seriesIndex = 1; seriesIndex <= valueSeriesCount; seriesIndex++) {
-		if (omit(seriesIndex)) {
-			continue;
-		}
-		const rawValues = data[seriesIndex] as (number | null)[];
-		rawValues.forEach((rawValue, pointIndex) => {
-			totals[pointIndex] += rawValue == null ? 0 : Number(rawValue);
-		});
-	}
-
-	return totals;
-}
-
-/** A column whose participating series sum to 0 has no share to divide, so every slice is 0. */
-function toPercent(value: number, total: number): number {
-	return total === 0 ? 0 : (value / total) * 100;
-}
-
-/** What a raw value adds to the stack at a given point. */
-type Contribution = (value: number, pointIndex: number) => number;
-
-function contributionForMode(params: BuildStackedSeriesParams): Contribution {
-	if (params.mode !== StackMode.Percent) {
-		return (value): number => value;
-	}
-	// Resolved up front: totals span series the accumulation below has not reached yet.
-	const totals = columnTotals(params);
-	return (value, pointIndex): number => toPercent(value, totals[pointIndex]);
 }
 
 /**
@@ -90,17 +42,9 @@ function buildStackedSeries({
 	valueSeriesCount,
 	pointCount,
 	omit,
-	mode,
 }: BuildStackedSeriesParams): (number | null)[][] {
 	const stackedSeries: (number | null)[][] = Array(valueSeriesCount);
 	const cumulativeSums = Array(pointCount).fill(0) as number[];
-	const contributionOf = contributionForMode({
-		data,
-		valueSeriesCount,
-		pointCount,
-		omit,
-		mode,
-	});
 
 	for (let seriesIndex = valueSeriesCount; seriesIndex >= 1; seriesIndex--) {
 		const rawValues = data[seriesIndex] as (number | null)[];
@@ -110,10 +54,7 @@ function buildStackedSeries({
 		} else {
 			stackedSeries[seriesIndex - 1] = rawValues.map((rawValue, pointIndex) => {
 				const numericValue = rawValue == null ? 0 : Number(rawValue);
-				return (cumulativeSums[pointIndex] += contributionOf(
-					numericValue,
-					pointIndex,
-				));
+				return (cumulativeSums[pointIndex] += numericValue);
 			});
 		}
 	}
@@ -160,3 +101,16 @@ function findNextVisibleSeriesIndex(
 	}
 	return -1;
 }
+
+/**
+ * Returns band indices for initial stacked state (no series omitted).
+ * Top-down: first series at top, band fills between consecutive series.
+ * uPlot band format: [upperSeriesIdx, lowerSeriesIdx].
+ */
+export function getInitialStackedBands(seriesCount: number): uPlot.Band[] {
+	const bands: uPlot.Band[] = [];
+	for (let seriesIndex = 1; seriesIndex < seriesCount; seriesIndex++) {
+		bands.push({ series: [seriesIndex, seriesIndex + 1] });
+	}
+	return bands;
+}

frontend/src/container/DashboardContainer/visualization/charts/utils/stackUtils.ts

@@ -0,0 +1,116 @@
+import uPlot, { AlignedData } from 'uplot';
+
+/**
+ * Stack data cumulatively (top-down: first series = top, last = bottom).
+ * When `omit(seriesIndex)` returns true, that series is excluded from stacking.
+ */
+export function stack(
+	data: AlignedData,
+	omit: (seriesIndex: number) => boolean,
+): { data: AlignedData; bands: uPlot.Band[] } {
+	const timeAxis = data[0];
+	const pointCount = timeAxis.length;
+	const valueSeriesCount = data.length - 1; // exclude time axis
+
+	const stackedSeries = buildStackedSeries({
+		data,
+		valueSeriesCount,
+		pointCount,
+		omit,
+	});
+	const bands = buildFillBands(valueSeriesCount + 1, omit); // +1 for 1-based series indices
+
+	return {
+		data: [timeAxis, ...stackedSeries] as AlignedData,
+		bands,
+	};
+}
+
+interface BuildStackedSeriesParams {
+	data: AlignedData;
+	valueSeriesCount: number;
+	pointCount: number;
+	omit: (seriesIndex: number) => boolean;
+}
+
+/**
+ * Accumulate from last series upward: last series = raw values, first = total.
+ * Omitted series are copied as-is (no accumulation).
+ */
+function buildStackedSeries({
+	data,
+	valueSeriesCount,
+	pointCount,
+	omit,
+}: BuildStackedSeriesParams): (number | null)[][] {
+	const stackedSeries: (number | null)[][] = Array(valueSeriesCount);
+	const cumulativeSums = Array(pointCount).fill(0) as number[];
+
+	for (let seriesIndex = valueSeriesCount; seriesIndex >= 1; seriesIndex--) {
+		const rawValues = data[seriesIndex] as (number | null)[];
+
+		if (omit(seriesIndex)) {
+			stackedSeries[seriesIndex - 1] = rawValues;
+		} else {
+			stackedSeries[seriesIndex - 1] = rawValues.map((rawValue, pointIndex) => {
+				const numericValue = rawValue == null ? 0 : Number(rawValue);
+				return (cumulativeSums[pointIndex] += numericValue);
+			});
+		}
+	}
+
+	return stackedSeries;
+}
+
+/**
+ * Bands define fill between consecutive visible series for stacked appearance.
+ * uPlot format: [upperSeriesIdx, lowerSeriesIdx].
+ */
+function buildFillBands(
+	seriesLength: number,
+	omit: (seriesIndex: number) => boolean,
+): uPlot.Band[] {
+	const bands: uPlot.Band[] = [];
+
+	for (let seriesIndex = 1; seriesIndex < seriesLength; seriesIndex++) {
+		if (omit(seriesIndex)) {
+			continue;
+		}
+		const nextVisibleSeriesIndex = findNextVisibleSeriesIndex(
+			seriesLength,
+			seriesIndex,
+			omit,
+		);
+		if (nextVisibleSeriesIndex !== -1) {
+			bands.push({ series: [seriesIndex, nextVisibleSeriesIndex] });
+		}
+	}
+
+	return bands;
+}
+
+function findNextVisibleSeriesIndex(
+	seriesLength: number,
+	afterIndex: number,
+	omit: (seriesIndex: number) => boolean,
+): number {
+	for (let i = afterIndex + 1; i < seriesLength; i++) {
+		if (!omit(i)) {
+			return i;
+		}
+	}
+	return -1;
+}
+
+/**
+ * Returns band indices for initial stacked state (no series omitted).
+ * Top-down: first series at top, band fills between consecutive series.
+ * uPlot band format: [upperSeriesIdx, lowerSeriesIdx].
+ */
+export function getInitialStackedBands(seriesCount: number): uPlot.Band[] {
+	const bands: uPlot.Band[] = [];
+	for (let seriesIndex = 1; seriesIndex < seriesCount; seriesIndex++) {
+		bands.push({ series: [seriesIndex, seriesIndex + 1] });
+	}
+	return bands;
+}

frontend/src/container/DashboardContainer/visualization/hooks/__tests__/useBarChartStacking.test.ts

@@ -0,0 +1,313 @@
+import { renderHook } from '@testing-library/react';
+import uPlot from 'uplot';
+
+import type { UseBarChartStackingParams } from '../useBarChartStacking';
+import { useBarChartStacking } from '../useBarChartStacking';
+
+type MockConfig = { addHook: jest.Mock };
+
+function asConfig(c: MockConfig): UseBarChartStackingParams['config'] {
+	return c as unknown as UseBarChartStackingParams['config'];
+}
+
+function createMockConfig(): {
+	config: MockConfig;
+	invokeSetData: (plot: uPlot) => void;
+	invokeSetSeries: (
+		plot: uPlot,
+		seriesIndex: number | null,
+		opts: Partial<uPlot.Series> & { focus?: boolean },
+	) => void;
+	removeSetData: jest.Mock;
+	removeSetSeries: jest.Mock;
+} {
+	let setDataHandler: ((plot: uPlot) => void) | null = null;
+	let setSeriesHandler:
+		| ((plot: uPlot, seriesIndex: number | null, opts: uPlot.Series) => void)
+		| null = null;
+
+	const removeSetData = jest.fn();
+	const removeSetSeries = jest.fn();
+
+	const addHook = jest.fn(
+		(
+			hookName: string,
+			handler: (plot: uPlot, ...args: unknown[]) => void,
+		): (() => void) => {
+			if (hookName === 'setData') {
+				setDataHandler = handler as (plot: uPlot) => void;
+				return removeSetData;
+			}
+			if (hookName === 'setSeries') {
+				setSeriesHandler = handler as (
+					plot: uPlot,
+					seriesIndex: number | null,
+					opts: uPlot.Series,
+				) => void;
+				return removeSetSeries;
+			}
+			return jest.fn();
+		},
+	);
+
+	const config: MockConfig = { addHook };
+
+	const invokeSetData = (plot: uPlot): void => {
+		setDataHandler?.(plot);
+	};
+
+	const invokeSetSeries = (
+		plot: uPlot,
+		seriesIndex: number | null,
+		opts: Partial<uPlot.Series> & { focus?: boolean },
+	): void => {
+		setSeriesHandler?.(plot, seriesIndex, opts as uPlot.Series);
+	};
+
+	return {
+		config,
+		invokeSetData,
+		invokeSetSeries,
+		removeSetData,
+		removeSetSeries,
+	};
+}
+
+function createMockPlot(overrides: Partial<uPlot> = {}): uPlot {
+	return {
+		data: [
+			[0, 1, 2],
+			[1, 2, 3],
+			[4, 5, 6],
+		],
+		series: [{ show: true }, { show: true }, { show: true }],
+		delBand: jest.fn(),
+		addBand: jest.fn(),
+		setData: jest.fn(),
+		...overrides,
+	} as unknown as uPlot;
+}
+
+describe('useBarChartStacking', () => {
+	it('returns data as-is when isStackedBarChart is false', () => {
+		const data: uPlot.AlignedData = [
+			[100, 200],
+			[1, 2],
+			[3, 4],
+		];
+		const { result } = renderHook(() =>
+			useBarChartStacking({
+				data,
+				isStackedBarChart: false,
+				config: null,
+			}),
+		);
+		expect(result.current).toBe(data);
+	});
+
+	it('returns data as-is when config is null and isStackedBarChart is true', () => {
+		const data: uPlot.AlignedData = [
+			[0, 1],
+			[1, 2],
+			[4, 5],
+		];
+		const { result } = renderHook(() =>
+			useBarChartStacking({
+				data,
+				isStackedBarChart: true,
+				config: null,
+			}),
+		);
+		// Still returns stacked data (computed in useMemo); no hooks registered
+		expect(result.current[0]).toStrictEqual([0, 1]);
+		expect(result.current[1]).toStrictEqual([5, 7]); // stacked
+		expect(result.current[2]).toStrictEqual([4, 5]);
+	});
+
+	it('returns stacked data when isStackedBarChart is true and multiple value series', () => {
+		const data: uPlot.AlignedData = [
+			[0, 1, 2],
+			[1, 2, 3],
+			[4, 5, 6],
+			[7, 8, 9],
+		];
+		const { result } = renderHook(() =>
+			useBarChartStacking({
+				data,
+				isStackedBarChart: true,
+				config: null,
+			}),
+		);
+		expect(result.current[0]).toStrictEqual([0, 1, 2]);
+		expect(result.current[1]).toStrictEqual([12, 15, 18]); // s1+s2+s3
+		expect(result.current[2]).toStrictEqual([11, 13, 15]); // s2+s3
+		expect(result.current[3]).toStrictEqual([7, 8, 9]);
+	});
+
+	it('returns data as-is when only one value series (no stacking needed)', () => {
+		const data: uPlot.AlignedData = [
+			[0, 1],
+			[1, 2],
+		];
+		const { result } = renderHook(() =>
+			useBarChartStacking({
+				data,
+				isStackedBarChart: true,
+				config: null,
+			}),
+		);
+		expect(result.current).toStrictEqual(data);
+	});
+
+	it('registers setData and setSeries hooks when isStackedBarChart and config provided', () => {
+		const { config } = createMockConfig();
+		const data: uPlot.AlignedData = [
+			[0, 1],
+			[1, 2],
+			[3, 4],
+		];
+
+		renderHook(() =>
+			useBarChartStacking({
+				data,
+				isStackedBarChart: true,
+				config: asConfig(config),
+			}),
+		);
+
+		expect(config.addHook).toHaveBeenCalledWith('setData', expect.any(Function));
+		expect(config.addHook).toHaveBeenCalledWith(
+			'setSeries',
+			expect.any(Function),
+		);
+	});
+
+	it('does not register hooks when isStackedBarChart is false', () => {
+		const { config } = createMockConfig();
+		const data: uPlot.AlignedData = [
+			[0, 1],
+			[1, 2],
+			[3, 4],
+		];
+
+		renderHook(() =>
+			useBarChartStacking({
+				data,
+				isStackedBarChart: false,
+				config: asConfig(config),
+			}),
+		);
+
+		expect(config.addHook).not.toHaveBeenCalled();
+	});
+
+	it('calls cleanup when unmounted', () => {
+		const { config, removeSetData, removeSetSeries } = createMockConfig();
+		const data: uPlot.AlignedData = [
+			[0, 1],
+			[1, 2],
+			[3, 4],
+		];
+
+		const { unmount } = renderHook(() =>
+			useBarChartStacking({
+				data,
+				isStackedBarChart: true,
+				config: asConfig(config),
+			}),
+		);
+
+		unmount();
+
+		expect(removeSetData).toHaveBeenCalled();
+		expect(removeSetSeries).toHaveBeenCalled();
+	});
+
+	it('re-stacks and updates plot when setData hook is invoked', () => {
+		const { config, invokeSetData } = createMockConfig();
+		const data: uPlot.AlignedData = [
+			[0, 1, 2],
+			[1, 2, 3],
+			[4, 5, 6],
+		];
+		const plot = createMockPlot({
+			data: [
+				[0, 1, 2],
+				[5, 7, 9],
+				[4, 5, 6],
+			],
+		});
+
+		renderHook(() =>
+			useBarChartStacking({
+				data,
+				isStackedBarChart: true,
+				config: asConfig(config),
+			}),
+		);
+
+		invokeSetData(plot);
+
+		expect(plot.delBand).toHaveBeenCalledWith(null);
+		expect(plot.addBand).toHaveBeenCalled();
+		expect(plot.setData).toHaveBeenCalledWith(
+			expect.arrayContaining([
+				[0, 1, 2],
+				expect.any(Array), // stacked row 1
+				expect.any(Array), // stacked row 2
+			]),
+		);
+	});
+
+	it('re-stacks when setSeries hook is invoked (e.g. legend toggle)', () => {
+		const { config, invokeSetSeries } = createMockConfig();
+		const data: uPlot.AlignedData = [
+			[0, 1],
+			[10, 20],
+			[5, 10],
+		];
+		// Plot data must match unstacked length so canApplyStacking passes
+		const plot = createMockPlot({
+			data: [
+				[0, 1],
+				[15, 30],
+				[5, 10],
+			],
+		});
+
+		renderHook(() =>
+			useBarChartStacking({
+				data,
+				isStackedBarChart: true,
+				config: asConfig(config),
+			}),
+		);
+
+		invokeSetSeries(plot, 1, { show: false });
+
+		expect(plot.setData).toHaveBeenCalled();
+	});
+
+	it('does not re-stack when setSeries is called with focus option', () => {
+		const { config, invokeSetSeries } = createMockConfig();
+		const data: uPlot.AlignedData = [
+			[0, 1],
+			[1, 2],
+			[3, 4],
+		];
+		const plot = createMockPlot();
+
+		renderHook(() =>
+			useBarChartStacking({
+				data,
+				isStackedBarChart: true,
+				config: asConfig(config),
+			}),
+		);
+
+		(plot.setData as jest.Mock).mockClear();
+		invokeSetSeries(plot, 1, { focus: true } as uPlot.Series);
+
+		expect(plot.setData).not.toHaveBeenCalled();
+	});
+});

frontend/src/container/DashboardContainer/visualization/hooks/useBarChartStacking.ts

@@ -0,0 +1,125 @@
+import {
+	MutableRefObject,
+	useCallback,
+	useLayoutEffect,
+	useMemo,
+	useRef,
+} from 'react';
+import { UPlotConfigBuilder } from 'lib/uPlotV2/config/UPlotConfigBuilder';
+import { has } from 'lodash-es';
+import uPlot from 'uplot';
+
+import { stackSeries } from '../charts/utils/stackSeriesUtils';
+
+/** Returns true if the series at the given index is hidden (e.g. via legend toggle). */
+function isSeriesHidden(plot: uPlot, seriesIndex: number): boolean {
+	return !plot.series[seriesIndex]?.show;
+}
+
+function canApplyStacking(
+	unstackedData: uPlot.AlignedData | null,
+	plot: uPlot,
+	isUpdating: boolean,
+): boolean {
+	return (
+		!isUpdating &&
+		!!unstackedData &&
+		!!plot.data &&
+		unstackedData[0]?.length === plot.data[0]?.length
+	);
+}
+
+function setupStackingHooks(
+	config: UPlotConfigBuilder,
+	applyStackingToChart: (plot: uPlot) => void,
+	isUpdatingRef: MutableRefObject<boolean>,
+): () => void {
+	const onDataChange = (plot: uPlot): void => {
+		if (!isUpdatingRef.current) {
+			applyStackingToChart(plot);
+		}
+	};
+
+	const onSeriesVisibilityChange = (
+		plot: uPlot,
+		_seriesIdx: number | null,
+		opts: uPlot.Series,
+	): void => {
+		if (!has(opts, 'focus')) {
+			applyStackingToChart(plot);
+		}
+	};
+
+	const removeSetDataHook = config.addHook('setData', onDataChange);
+	const removeSetSeriesHook = config.addHook(
+		'setSeries',
+		onSeriesVisibilityChange,
+	);
+
+	return (): void => {
+		removeSetDataHook?.();
+		removeSetSeriesHook?.();
+	};
+}
+
+export interface UseBarChartStackingParams {
+	data: uPlot.AlignedData;
+	isStackedBarChart?: boolean;
+	config: UPlotConfigBuilder | null;
+}
+
+/**
+ * Handles stacking for bar charts: computes initial stacked data and re-stacks
+ * when data or series visibility changes (e.g. legend toggles).
+ */
+export function useBarChartStacking({
+	data,
+	isStackedBarChart = false,
+	config,
+}: UseBarChartStackingParams): uPlot.AlignedData {
+	// Store unstacked source data so uPlot hooks can access it (hooks run outside React's render cycle)
+	const unstackedDataRef = useRef<uPlot.AlignedData | null>(null);
+	unstackedDataRef.current = isStackedBarChart ? data : null;
+
+	// Prevents re-entrant calls when we update chart data (avoids infinite loop in setData hook)
+	const isUpdatingChartRef = useRef(false);
+
+	const chartData = useMemo((): uPlot.AlignedData => {
+		if (!isStackedBarChart || !data || data.length < 2) {
+			return data;
+		}
+		const noSeriesHidden = (): boolean => false; // include all series in initial stack
+		const { data: stacked } = stackSeries(data, noSeriesHidden);
+		return stacked;
+	}, [data, isStackedBarChart]);
+
+	const applyStackingToChart = useCallback((plot: uPlot): void => {
+		const unstacked = unstackedDataRef.current;
+		if (
+			!unstacked ||
+			!canApplyStacking(unstacked, plot, isUpdatingChartRef.current)
+		) {
+			return;
+		}
+
+		const shouldExcludeSeries = (idx: number): boolean =>
+			isSeriesHidden(plot, idx);
+		const { data: stacked, bands } = stackSeries(unstacked, shouldExcludeSeries);
+
+		plot.delBand(null);
+		bands.forEach((band: uPlot.Band) => plot.addBand(band));
+
+		isUpdatingChartRef.current = true;
+		plot.setData(stacked);
+		isUpdatingChartRef.current = false;
+	}, []);
+
+	useLayoutEffect(() => {
+		if (!isStackedBarChart || !config) {
+			return undefined;
+		}
+		return setupStackingHooks(config, applyStackingToChart, isUpdatingChartRef);
+	}, [isStackedBarChart, config, applyStackingToChart]);
+
+	return chartData;
+}

frontend/src/container/DashboardContainer/visualization/panels/BarPanel/BarPanel.tsx

@@ -22,7 +22,6 @@ import { prepareBarPanelConfig } from './utils';
 import '../Panel.styles.scss';
 import TooltipFooter from '../components/TooltipFooter';
 import { prepareChartData } from 'lib/uPlotV2/utils/dataUtils';
-import { StackMode } from 'lib/uPlotV2/config/types';
 
 function BarPanel(props: PanelWrapperProps): JSX.Element {
 	const {
@@ -148,7 +147,6 @@ function BarPanel(props: PanelWrapperProps): JSX.Element {
 			{containerDimensions.width > 0 && containerDimensions.height > 0 && (
 				<BarChart
 					key={`${syncMode}-${syncFilterMode}`}
-					stack={widget.stackedBarChart ? StackMode.Normal : StackMode.None}
 					config={config}
 					legendConfig={{
 						position: widget?.legendPosition ?? LegendPosition.BOTTOM,
@@ -161,6 +159,7 @@ function BarPanel(props: PanelWrapperProps): JSX.Element {
 					height={containerDimensions.height}
 					layoutChildren={layoutChildren}
 					groupByPerQuery={groupByPerQuery}
+					isStackedBarChart={widget.stackedBarChart ?? false}
 					yAxisUnit={widget.yAxisUnit}
 					decimalPrecision={widget.decimalPrecision}
 					timezone={timezone}

frontend/src/container/DashboardContainer/visualization/panels/BarPanel/__tests__/utils.test.ts

@@ -35,10 +35,20 @@ jest.mock('lib/getLabelName', () => ({
 	),
 }));
 
+jest.mock(
+	'container/DashboardContainer/visualization/charts/utils/stackSeriesUtils',
+	() => ({
+		getInitialStackedBands: jest.fn().mockReturnValue([]),
+	}),
+);
+
 const getLegendMock = jest.requireMock('lib/dashboard/getQueryResults')
 	.getLegend as jest.Mock;
 const getLabelNameMock = jest.requireMock('lib/getLabelName')
 	.default as jest.Mock;
+const getInitialStackedBandsMock = jest.requireMock(
+	'container/DashboardContainer/visualization/charts/utils/stackSeriesUtils',
+).getInitialStackedBands as jest.Mock;
 
 const createApiResponse = (
 	result: MetricRangePayloadProps['data']['result'] = [],
@@ -237,5 +247,36 @@ describe('BarPanel utils', () => {
 			}).getConfig();
 			expect(config.series?.[1]).toMatchObject({ stroke: '#ff0000' });
 		});
+
+		it('calls getInitialStackedBands when widget is stackedBarChart', () => {
+			const widget = createWidget({ stackedBarChart: true });
+			const apiResponse = createApiResponse([
+				{
+					metric: {},
+					queryName: 'Q1',
+					values: [[1000, '1']],
+				} as MetricRangePayloadProps['data']['result'][0],
+				{
+					metric: {},
+					queryName: 'Q2',
+					values: [[1000, '2']],
+				} as MetricRangePayloadProps['data']['result'][0],
+			]);
+			prepareBarPanelConfig({ ...baseParams, widget, apiResponse });
+			// seriesCount = result.length + 1 = 3
+			expect(getInitialStackedBandsMock).toHaveBeenCalledWith(3);
+		});
+
+		it('does not call getInitialStackedBands for non-stacked chart', () => {
+			const apiResponse = createApiResponse([
+				{
+					metric: {},
+					queryName: 'Q1',
+					values: [[1000, '1']],
+				} as MetricRangePayloadProps['data']['result'][0],
+			]);
+			prepareBarPanelConfig({ ...baseParams, apiResponse });
+			expect(getInitialStackedBandsMock).not.toHaveBeenCalled();
+		});
 	});
 });

frontend/src/container/DashboardContainer/visualization/panels/BarPanel/utils.ts

@@ -1,6 +1,7 @@
 import { ExecStats } from 'api/v5/v5';
 import { Timezone } from 'components/CustomTimePicker/timezoneUtils';
 import { PANEL_TYPES } from 'constants/queryBuilder';
+import { getInitialStackedBands } from 'container/DashboardContainer/visualization/charts/utils/stackSeriesUtils';
 import { getLegend } from 'lib/dashboard/getQueryResults';
 import getLabelName from 'lib/getLabelName';
 import { OnClickPluginOpts } from 'lib/uPlotLib/plugins/onClickPlugin';
@@ -68,6 +69,11 @@ export function prepareBarPanelConfig({
 		return builder;
 	}
 
+	if (widget.stackedBarChart) {
+		const seriesCount = (apiResponse.data.result.length ?? 0) + 1; // +1 for 1-based uPlot series indices
+		builder.setBands(getInitialStackedBands(seriesCount));
+	}
+
 	apiResponse.data.result.forEach((series) => {
 		const baseLabelName = getLabelName(
 			series.metric,

frontend/src/container/LLMObservability/AttributeMapping/LLMObservabilityAttributeMapping.module.scss

@@ -4,9 +4,9 @@
 	gap: var(--spacing-4);
 	padding: var(--spacing-2) var(--spacing-2);
 
-	--tabs-content-padding: 0;
-	--tabs-text-color: var(--l1-foreground);
-	--tabs-active-text-color: var(--l1-foreground);
+	--tab-content-padding: 0;
+	--tab-text-color: var(--l1-foreground);
+	--tab-active-text-color: var(--l1-foreground);
 }
 
 .pageError {

frontend/src/container/LLMObservability/LLMObservability.module.scss

@@ -4,8 +4,8 @@
 	height: 100%;
 	margin-top: var(--spacing-2);
 	margin-left: var(--spacing-2);
-	--tabs-text-color: var(--l1-foreground);
-	--tabs-active-text-color: var(--l1-foreground);
+	--tab-text-color: var(--l1-foreground);
+	--tab-active-text-color: var(--l1-foreground);
 	[role='tabpanel'] {
 		margin: 0;
 		padding: var(--spacing-0) var(--spacing-4);

frontend/src/container/LLMObservability/Settings/ModelPricing/LLMObservabilityModelPricing.module.scss

@@ -2,10 +2,10 @@
 	display: flex;
 	flex-direction: column;
 	gap: var(--spacing-8);
-	--tabs-content-padding: 0;
+	--tab-content-padding: 0;
 	margin-top: var(--spacing-3);
-	--tabs-text-color: var(--l1-foreground);
-	--tabs-active-text-color: var(--l1-foreground);
+	--tab-text-color: var(--l1-foreground);
+	--tab-active-text-color: var(--l1-foreground);
 }
 
 .tabLabel {

frontend/src/container/LiveLogs/LiveLogsContainer/index.tsx

@@ -275,7 +275,6 @@ function LiveLogsContainer({
 					onClose={(): void => setIsFieldsSelectorOpen(false)}
 					signal={DataSource.LOGS}
 					requiredFields={LOGS_REQUIRED_COLUMNS}
-					allowCustomFields
 				/>
 			)}
 		</div>

frontend/src/container/LogsExplorerViews/LogsActionsContainer.tsx

@@ -113,7 +113,6 @@ function LogsActionsContainer({
 					onClose={(): void => setIsFieldsSelectorOpen(false)}
 					signal={DataSource.LOGS}
 					requiredFields={LOGS_REQUIRED_COLUMNS}
-					allowCustomFields
 				/>
 			)}
 		</div>

frontend/src/container/MCPServerSettings/ClientTabs/ClientTabs.styles.scss

@@ -6,8 +6,8 @@
 	}
 
 	// Remove default tab content padding/margin — the card provides spacing.
-	--tabs-content-padding: 0;
-	--tabs-content-margin: var(--spacing-4) 0 0;
+	--tab-content-padding: 0;
+	--tab-content-margin: var(--spacing-4) 0 0;
 }
 
 .mcp-client-tabs {

frontend/src/container/MeterExplorer/Explorer/TimeSeries.tsx

@@ -9,7 +9,6 @@ import { useIsDarkMode } from 'hooks/useDarkMode';
 import { useResizeObserver } from 'hooks/useDimensions';
 import useUrlYAxisUnit from 'hooks/useUrlYAxisUnit';
 import { LegendPosition } from 'lib/uPlotV2/components/types';
-import { StackMode } from 'lib/uPlotV2/config/types';
 import { prepareChartData } from 'lib/uPlotV2/utils/dataUtils';
 import { useTimezone } from 'providers/Timezone';
 import { AppState } from 'store/reducers';
@@ -138,7 +137,6 @@ function TimeSeries({
 									key={`${WIDGET_ID}-${index}`}
 								>
 									<BarChart
-										stack={StackMode.Normal}
 										config={chart.config}
 										legendConfig={{
 											position: LegendPosition.BOTTOM,
@@ -146,6 +144,7 @@ function TimeSeries({
 										data={chart.chartData as uPlot.AlignedData}
 										width={containerDimensions.width}
 										height={containerDimensions.height}
+										isStackedBarChart
 										yAxisUnit={yAxisUnit || 'short'}
 										timezone={timezone}
 									/>

frontend/src/container/MeterExplorer/Explorer/configBuilder.ts

@@ -1,5 +1,6 @@
 import { Timezone } from 'components/CustomTimePicker/timezoneUtils';
 import { PANEL_TYPES } from 'constants/queryBuilder';
+import { getInitialStackedBands } from 'container/DashboardContainer/visualization/charts/utils/stackSeriesUtils';
 import { getLegend } from 'lib/dashboard/getQueryResults';
 import getLabelName from 'lib/getLabelName';
 import {
@@ -88,6 +89,9 @@ export function buildMeterChartConfig({
 		return builder;
 	}
 
+	const seriesCount = (apiResponse.data.result.length ?? 0) + 1;
+	builder.setBands(getInitialStackedBands(seriesCount));
+
 	apiResponse.data.result.forEach((series) => {
 		const baseLabelName = getLabelName(
 			series.metric,

frontend/src/container/OptionsMenu/__test__/useOptionsMenu.test.ts

@@ -296,12 +296,12 @@ describe('useOptionsMenu', () => {
 				}),
 			);
 
-			// New order: [attribute:service.name, log:body, resource:service.name, log:timestamp]
+			// New order: [attribute.service.name, log.body, resource.service.name, log.timestamp]
 			result.current.config.addColumn?.onReorder([
-				'attribute:service.name:string',
-				'log:body:string',
-				'resource:service.name:string',
-				'log:timestamp',
+				'attribute.service.name',
+				'log.body',
+				'resource.service.name',
+				'log.timestamp',
 			]);
 
 			expect(mockUpdateColumns).toHaveBeenCalledTimes(1);
@@ -309,13 +309,13 @@ describe('useOptionsMenu', () => {
 			expect(
 				reordered.map(
 					(c: { name: string; fieldContext: string }) =>
-						`${c.fieldContext}:${c.name}`,
+						`${c.fieldContext}.${c.name}`,
 				),
 			).toStrictEqual([
-				'attribute:service.name',
-				'log:body',
-				'resource:service.name',
-				'log:timestamp',
+				'attribute.service.name',
+				'log.body',
+				'resource.service.name',
+				'log.timestamp',
 			]);
 		});
 
@@ -329,11 +329,11 @@ describe('useOptionsMenu', () => {
 
 			result.current.config.addColumn?.onReorder([
 				'state-indicator',
-				'log:timestamp',
+				'log.timestamp',
 				'unknown.composite',
-				'log:body:string',
-				'resource:service.name:string',
-				'attribute:service.name:string',
+				'log.body',
+				'resource.service.name',
+				'attribute.service.name',
 			]);
 
 			const reordered = mockUpdateColumns.mock.calls[0][0];
@@ -341,13 +341,13 @@ describe('useOptionsMenu', () => {
 			expect(
 				reordered.map(
 					(c: { name: string; fieldContext: string }) =>
-						`${c.fieldContext}:${c.name}`,
+						`${c.fieldContext}.${c.name}`,
 				),
 			).toStrictEqual([
-				'log:timestamp',
-				'log:body',
-				'resource:service.name',
-				'attribute:service.name',
+				'log.timestamp',
+				'log.body',
+				'resource.service.name',
+				'attribute.service.name',
 			]);
 		});
 
@@ -359,17 +359,17 @@ describe('useOptionsMenu', () => {
 				}),
 			);
 
-			// Removing 'resource:service.name' should drop ONLY the resource variant.
-			result.current.config.addColumn?.onRemove('resource:service.name:string');
+			// Removing 'resource.service.name' should drop ONLY the resource variant.
+			result.current.config.addColumn?.onRemove('resource.service.name');
 
 			expect(mockUpdateColumns).toHaveBeenCalledTimes(1);
 			const remaining = mockUpdateColumns.mock.calls[0][0];
 			expect(
 				remaining.map(
 					(c: { name: string; fieldContext: string }) =>
-						`${c.fieldContext}:${c.name}`,
+						`${c.fieldContext}.${c.name}`,
 				),
-			).toStrictEqual(['log:body', 'attribute:service.name', 'log:timestamp']);
+			).toStrictEqual(['log.body', 'attribute.service.name', 'log.timestamp']);
 		});
 
 		it('removing by a non-matching composite ID is a no-op (filter returns the full list)', () => {

frontend/src/container/OptionsMenu/constants.ts

@@ -56,7 +56,7 @@ export function dedupeColumnsByCompositeKey(
 	const seen = new Set<string>();
 	let hasDuplicate = false;
 	const deduped = columns.filter((c) => {
-		const key = buildCompositeKey(c.name, c.fieldContext, c.fieldDataType);
+		const key = buildCompositeKey(c.name, c.fieldContext);
 		if (seen.has(key)) {
 			hasDuplicate = true;
 			return false;

frontend/src/container/OptionsMenu/useOptionsMenu.ts

@@ -281,8 +281,7 @@ const useOptionsMenu = ({
 	const handleRemoveSelectedColumn = useCallback(
 		(columnKey: string) => {
 			const newSelectedColumns = preferences?.columns?.filter(
-				(f) =>
-					buildCompositeKey(f.name, f.fieldContext, f.fieldDataType) !== columnKey,
+				(f) => buildCompositeKey(f.name, f.fieldContext) !== columnKey,
 			);
 
 			if (!newSelectedColumns?.length && dataSource !== DataSource.LOGS) {
@@ -365,10 +364,7 @@ const useOptionsMenu = ({
 		(orderedIds: string[]): void => {
 			const current = preferences?.columns ?? [];
 			const byCompositeKey = new Map(
-				current.map((f) => [
-					buildCompositeKey(f.name, f.fieldContext, f.fieldDataType),
-					f,
-				]),
+				current.map((f) => [buildCompositeKey(f.name, f.fieldContext), f]),
 			);
 			const reordered = orderedIds
 				.map((id) => byCompositeKey.get(id))

frontend/src/container/OptionsMenu/utils.ts

@@ -15,11 +15,8 @@ export const getOptionsFromKeys = (
 	);
 };
 
-export const buildCompositeKey = (
-	name: string,
-	context?: string,
-	dataType?: string,
-): string => {
-	const withContext = context ? `${context}:${name}` : name;
-	return dataType ? `${withContext}:${dataType}` : withContext;
-};
+// Composite identity for a column. Disambiguates same-name fields across
+// different fieldContexts (e.g. resource.service.name vs attribute.service.name).
+// Falls back to bare name when context is missing.
+export const buildCompositeKey = (name: string, context?: string): string =>
+	context ? `${context}.${name}` : name;

frontend/src/container/PanelWrapper/__tests__/__snapshots__/ValuePanelWrapper.test.tsx.snap

@@ -35,7 +35,7 @@ exports[`Value panel wrappper tests should render tooltip when there are conflic
     class="c0"
   >
     <p
-      class="_typography_j4pmm_1"
+      class="_typography_ulrzs_1"
       data-slot="typography"
       data-variant="text"
     />
@@ -50,7 +50,7 @@ exports[`Value panel wrappper tests should render tooltip when there are conflic
         class="value-text-container"
       >
         <p
-          class="_typography_j4pmm_1 value-graph-text"
+          class="_typography_ulrzs_1 value-graph-text"
           data-slot="typography"
           data-testid="value-graph-text"
           data-variant="text"
@@ -59,7 +59,7 @@ exports[`Value panel wrappper tests should render tooltip when there are conflic
           295.43
         </p>
         <p
-          class="_typography_j4pmm_1 value-graph-unit"
+          class="_typography_ulrzs_1 value-graph-unit"
           data-slot="typography"
           data-testid="value-graph-suffix-unit"
           data-variant="text"

frontend/src/container/PipelinePage/tests/__snapshots__/DragAction.test.tsx.snap

@@ -22,11 +22,11 @@ exports[`PipelinePage container test should render DragAction section 1`] = `
     class="c0"
   >
     <div
-      class="_switch-wrapper_1a8sn_6"
+      class="_switch-wrapper_jbsv7_1"
     >
       <button
         aria-checked="true"
-        class="_switch_1a8sn_6"
+        class="_switch_jbsv7_1"
         data-color="robin"
         data-state="checked"
         id=":r0:"
@@ -35,7 +35,7 @@ exports[`PipelinePage container test should render DragAction section 1`] = `
         value="on"
       >
         <span
-          class="_switch__thumb_1a8sn_71"
+          class="_switch__thumb_jbsv7_59"
           data-state="checked"
         />
       </button>

frontend/src/container/PipelinePage/tests/__snapshots__/PipelinePageLayout.test.tsx.snap

@@ -74,7 +74,7 @@ exports[`PipelinePage container test should render PipelinePageLayout section 1`
             />
             <div>
               <p
-                class="_typography_j4pmm_1"
+                class="_typography_ulrzs_1"
                 data-slot="typography"
                 data-variant="text"
               >

frontend/src/container/RolesSettings/ViewRolePage/ViewRolePage.module.scss

@@ -105,7 +105,7 @@
 	flex-direction: column;
 	flex: 1;
 	min-height: 0;
-	--tabs-content-padding: 0px;
+	--tab-content-padding: 0px;
 
 	[role='tabpanel'] {
 		display: flex;

frontend/src/container/TracesExplorer/ListView/ListView.module.scss

@@ -1,8 +0,0 @@
-.container {
-	display: flex;
-	flex-direction: column;
-	flex: 1;
-	min-height: 0;
-	height: calc(100vh - 240px);
-	min-height: 400px;
-}

frontend/src/container/TracesExplorer/ListView/configs.tsx

@@ -1,4 +1,3 @@
-import type { TelemetryFieldKey } from 'api/v5/v5';
 import { DEFAULT_PER_PAGE_OPTIONS } from 'hooks/queryPagination';
 
 export const defaultSelectedColumns: string[] = [
@@ -11,9 +10,3 @@ export const defaultSelectedColumns: string[] = [
 ];
 
 export const PER_PAGE_OPTIONS: number[] = [10, ...DEFAULT_PER_PAGE_OPTIONS];
-
-// Pinned timestamp column
-export const TIMESTAMP_FIELD = {
-	name: 'timestamp',
-	fieldContext: 'span',
-} as TelemetryFieldKey;

frontend/src/container/TracesExplorer/ListView/index.tsx

@@ -12,18 +12,16 @@ import {
 import { useSelector } from 'react-redux';
 import logEvent from 'api/common/logEvent';
 import DownloadOptionsMenu from 'components/DownloadOptionsMenu/DownloadOptionsMenu';
+import ErrorInPlace from 'components/ErrorInPlace/ErrorInPlace';
 import ListViewOrderBy from 'components/OrderBy/ListViewOrderBy';
-import type { TableColumnDef } from 'components/TanStackTableView/types';
-import TracesTable from 'container/TracesExplorer/TracesTable/TracesTable';
-import {
-	getFieldColumn,
-	TracesTableRow,
-} from 'container/TracesExplorer/TracesTable/getFieldColumn';
+import { ResizeTable } from 'components/ResizeTable';
 import { ENTITY_VERSION_V5 } from 'constants/app';
 import { LOCALSTORAGE } from 'constants/localStorage';
 import { QueryParams } from 'constants/query';
 import { initialQueriesMap, PANEL_TYPES } from 'constants/queryBuilder';
 import { REACT_QUERY_KEY } from 'constants/reactQueryKeys';
+import EmptyLogsSearch from 'container/EmptyLogsSearch/EmptyLogsSearch';
+import NoLogs from 'container/NoLogs/NoLogs';
 import { useOptionsMenu } from 'container/OptionsMenu';
 import { CustomTimeType } from 'container/TopNav/DateTimeSelectionV2/types';
 import TraceExplorerControls from 'container/TracesExplorer/Controls';
@@ -34,22 +32,20 @@ import { Pagination } from 'hooks/queryPagination';
 import { getDefaultPaginationConfig } from 'hooks/queryPagination/utils';
 import useUrlQueryData from 'hooks/useUrlQueryData';
 import { ArrowUp10, Minus } from '@signozhq/icons';
+import { useTimezone } from 'providers/Timezone';
 import { AppState } from 'store/reducers';
 import { Warning } from 'types/api';
+import APIError from 'types/api/error';
 import { DataSource } from 'types/common/queryBuilder';
 import { GlobalReducer } from 'types/reducer/globalTime';
 
-import {
-	defaultSelectedColumns,
-	PER_PAGE_OPTIONS,
-	TIMESTAMP_FIELD,
-} from './configs';
-import { getTraceLink, transformSpanRows } from './utils';
+import { TracesLoading } from '../TraceLoading/TraceLoading';
+import { defaultSelectedColumns, PER_PAGE_OPTIONS } from './configs';
+import { Container, tableStyles } from './styles';
+import { getListColumns, transformDataWithDate } from './utils';
 
 import './ListView.styles.scss';
 
-import styles from './ListView.module.scss';
-
 interface ListViewProps {
 	isFilterApplied: boolean;
 	setWarning: Dispatch<SetStateAction<Warning | undefined>>;
@@ -97,7 +93,7 @@ function ListView({
 		[stagedQuery, orderBy],
 	);
 
-	// Stable sorted-name signature for the queryKey.
+	// TEMP — remove after traces moves to TanStack table.
 	// - Drag updates selectColumns; raw queryKey would churn on reorder.
 	// - Trace API fetches only listed columns → add/remove must refetch.
 	// - Sorted-name signature: stable on reorder, changes on add/remove.
@@ -190,42 +186,60 @@ function ListView({
 		[queryTableDataResult],
 	);
 
-	const columns = useMemo<TableColumnDef<TracesTableRow>[]>(() => {
-		const fields = [
-			TIMESTAMP_FIELD,
-			...(options?.selectColumns ?? []).filter(
-				(field) => field.name !== TIMESTAMP_FIELD.name,
-			),
-		];
-		return fields.map((field) => getFieldColumn(field));
-	}, [options?.selectColumns]);
+	const { formatTimezoneAdjustedTimestamp } = useTimezone();
 
-	const rows = useMemo(
-		() => transformSpanRows(queryTableData),
+	const columns = useMemo(
+		() =>
+			getListColumns(
+				options?.selectColumns || [],
+				formatTimezoneAdjustedTimestamp,
+			),
+		[options?.selectColumns, formatTimezoneAdjustedTimestamp],
+	);
+
+	const transformedQueryTableData = useMemo(
+		() => transformDataWithDate(queryTableData) || [],
 		[queryTableData],
 	);
 
-	const handleColumnOrderChange = useCallback(
-		(cols: TableColumnDef<TracesTableRow>[]): void => {
-			config?.addColumn?.onReorder(cols.map((c) => c.id));
+	const handleDragColumn = useCallback(
+		(fromIndex: number, toIndex: number): void => {
+			const reordered = [...columns];
+			const [moved] = reordered.splice(fromIndex, 1);
+			reordered.splice(toIndex, 0, moved);
+			// `key` is the composite (fieldContext.name) — disambiguates same-name fields.
+			const orderedIds = reordered
+				.map((c) => String(c.key || ('dataIndex' in c && c.dataIndex) || ''))
+				.filter(Boolean);
+			config?.addColumn?.onReorder(orderedIds);
 		},
-		[config],
+		[columns, config],
 	);
 
 	const handleOrderChange = useCallback((value: string) => {
 		setOrderBy(value);
 	}, []);
 
+	const isDataAbsent =
+		!isLoading &&
+		!isFetching &&
+		!isError &&
+		transformedQueryTableData.length === 0;
+
 	useEffect(() => {
-		if (!isLoading && !isFetching && !isError && rows.length !== 0) {
-			void logEvent('Traces Explorer: Data present', {
+		if (
+			!isLoading &&
+			!isFetching &&
+			!isError &&
+			transformedQueryTableData.length !== 0
+		) {
+			logEvent('Traces Explorer: Data present', {
 				panelType,
 			});
 		}
-	}, [isLoading, isFetching, isError, rows, panelType]);
-
+	}, [isLoading, isFetching, isError, transformedQueryTableData, panelType]);
 	return (
-		<div className={styles.container}>
+		<Container>
 			<div className="trace-explorer-controls">
 				<div className="order-by-container">
 					<div className="order-by-label">
@@ -252,21 +266,33 @@ function ListView({
 				/>
 			</div>
 
-			<TracesTable
-				data={rows}
-				columns={columns}
-				columnStorageKey={LOCALSTORAGE.TRACES_LIST_COLUMNS}
-				panelType="LIST"
-				getRowHref={getTraceLink}
-				isLoading={isLoading}
-				isFetching={isFetching}
-				isError={isError}
-				error={error}
-				isFilterApplied={isFilterApplied}
-				onColumnOrderChange={handleColumnOrderChange}
-				onColumnRemove={config?.addColumn?.onRemove}
-			/>
-		</div>
+			{isError && error && <ErrorInPlace error={error as APIError} />}
+
+			{(isLoading || (isFetching && transformedQueryTableData.length === 0)) && (
+				<TracesLoading />
+			)}
+
+			{isDataAbsent && !isFilterApplied && (
+				<NoLogs dataSource={DataSource.TRACES} />
+			)}
+
+			{isDataAbsent && isFilterApplied && (
+				<EmptyLogsSearch dataSource={DataSource.TRACES} panelType="LIST" />
+			)}
+
+			{!isError && transformedQueryTableData.length !== 0 && (
+				<ResizeTable
+					tableLayout="fixed"
+					pagination={false}
+					scroll={{ x: 'max-content' }}
+					loading={isFetching}
+					style={tableStyles}
+					dataSource={transformedQueryTableData}
+					columns={columns}
+					onDragColumn={handleDragColumn}
+				/>
+			)}
+		</Container>
 	);
 }
 

frontend/src/container/TracesExplorer/ListView/utils.tsx

@@ -3,7 +3,6 @@ import type { TableColumnsType as ColumnsType } from 'antd';
 import { Badge } from '@signozhq/ui/badge';
 import { Typography } from '@signozhq/ui/typography';
 import { TelemetryFieldKey } from 'api/v5/v5';
-import type { TracesTableRow } from 'container/TracesExplorer/TracesTable/getFieldColumn';
 import { DATE_TIME_FORMATS } from 'constants/dateTimeFormats';
 import ROUTES from 'constants/routes';
 import { buildCompositeKey } from 'container/OptionsMenu/utils';
@@ -42,23 +41,12 @@ export const transformDataWithDate = (
 	data[0]?.list?.map(({ data, timestamp }) => ({ ...data, date: timestamp })) ||
 	[];
 
-export const getTraceLink = (record: Record<string, unknown>): string => {
-	function readId(value: unknown): string {
-		if (typeof value === 'string' || typeof value === 'number') {
-			return String(value);
-		}
-		return '';
-	}
-
-	const traceId = readId(record.traceID) || readId(record.trace_id);
-	const spanId = readId(record.spanID) || readId(record.span_id);
-
-	return `${ROUTES.TRACE}/${traceId}${formUrlParams({
-		spanId,
+export const getTraceLink = (record: RowData): string =>
+	`${ROUTES.TRACE}/${record.traceID || record.trace_id}${formUrlParams({
+		spanId: record.spanID || record.span_id,
 		levelUp: 0,
 		levelDown: 0,
 	})}`;
-};
 
 export const getListColumns = (
 	selectedColumns: TelemetryFieldKey[],
@@ -148,21 +136,3 @@ export const getListColumns = (
 
 	return [...initialColumns, ...columns];
 };
-
-// Reshapes the query-range list payload into table rows. `id` mirrors span_id so
-// TanStack sees genuine row changes on orderBy toggles instead of falling back to
-// positional ids; `timestamp` is lifted from the wrapping ListItem.
-export const transformSpanRows = (data: QueryDataV3[]): TracesTableRow[] => {
-	const list = data[0]?.list;
-	if (!list) {
-		return [];
-	}
-	return list.map((item) => {
-		const row = item.data as Record<string, unknown>;
-		return {
-			...row,
-			timestamp: item.timestamp,
-			id: row.span_id,
-		};
-	}) as TracesTableRow[];
-};

frontend/src/container/TracesExplorer/TracesTable/FieldCell.tsx

@@ -1,62 +0,0 @@
-import { Badge } from '@signozhq/ui/badge';
-import TanStackTable from 'components/TanStackTableView';
-import { DATE_TIME_FORMATS } from 'constants/dateTimeFormats';
-import { getMs } from 'container/Trace/Filters/Panel/PanelBody/Duration/util';
-import { useTimezone } from 'providers/Timezone';
-
-import {
-	DURATION_FIELD_NAMES,
-	STATUS_FIELD_NAMES,
-	TIMESTAMP_FIELD_NAMES,
-} from './constants';
-import { stringifyCellValue } from './utils';
-
-type FieldCellProps = {
-	name: string;
-	value: unknown;
-};
-
-function FieldCell({ name, value }: FieldCellProps): JSX.Element {
-	const { formatTimezoneAdjustedTimestamp } = useTimezone();
-
-	if (TIMESTAMP_FIELD_NAMES.has(name)) {
-		const ts = value as string | number;
-		const formatted =
-			typeof ts === 'string'
-				? formatTimezoneAdjustedTimestamp(ts, DATE_TIME_FORMATS.ISO_DATETIME_MS)
-				: formatTimezoneAdjustedTimestamp(
-						ts / 1e6,
-						DATE_TIME_FORMATS.ISO_DATETIME_MS,
-					);
-		const text = String(formatted);
-		return <TanStackTable.Text title={text}>{text}</TanStackTable.Text>;
-	}
-
-	if (value === '' || value == null) {
-		return <TanStackTable.Text data-testid={name}>-</TanStackTable.Text>;
-	}
-
-	const text = stringifyCellValue(value);
-
-	if (STATUS_FIELD_NAMES.has(name)) {
-		return (
-			<Badge data-testid={name} color="sakura" variant="outline">
-				{text}
-			</Badge>
-		);
-	}
-
-	if (DURATION_FIELD_NAMES.has(name)) {
-		return (
-			<TanStackTable.Text data-testid={name}>{getMs(text)}ms</TanStackTable.Text>
-		);
-	}
-
-	return (
-		<TanStackTable.Text data-testid={name} title={text}>
-			{text}
-		</TanStackTable.Text>
-	);
-}
-
-export default FieldCell;

frontend/src/container/TracesExplorer/TracesTable/TracesTable.module.scss

@@ -1,26 +0,0 @@
-.tableWrapper {
-	flex: 1;
-	min-height: 0;
-	display: flex;
-	flex-direction: column;
-}
-
-.tracesTable {
-	--tanstack-table-row-height: 54px;
-	--tanstack-table-header-height: 54px;
-
-	--tanstack-cell-padding-top-override: 5px;
-	--tanstack-cell-padding-bottom-override: 5px;
-	--tanstack-cell-padding-right-override: 15px;
-
-	--tanstack-cell-padding-left-override: 15px;
-	--tanstack-cell-header-padding-left-override: 5px;
-
-	--tanstack-cell-header-padding-left-first-column: 15px;
-
-	--tanstack-plain-body-line-clamp: 1;
-
-	--tanstack-table-cell-bg: var(--l2-background);
-	--tanstack-table-header-cell-bg: var(--l1-background-hover);
-	--tanstack-table-row-hover-bg: var(--l1-background-hover);
-}

frontend/src/container/TracesExplorer/TracesTable/TracesTable.tsx

@@ -1,112 +0,0 @@
-import { useCallback } from 'react';
-import { useHistory } from 'react-router-dom';
-import ErrorInPlace from 'components/ErrorInPlace/ErrorInPlace';
-import TanStackTable from 'components/TanStackTableView';
-import type {
-	CellTypographySize,
-	TableColumnDef,
-} from 'components/TanStackTableView/types';
-import EmptyLogsSearch from 'container/EmptyLogsSearch/EmptyLogsSearch';
-import NoLogs from 'container/NoLogs/NoLogs';
-import { TracesLoading } from 'container/TracesExplorer/TraceLoading/TraceLoading';
-import APIError from 'types/api/error';
-import { DataSource, PanelTypeKeys } from 'types/common/queryBuilder';
-import { getAbsoluteUrl } from 'utils/basePath';
-
-import type { TracesTableRow } from './getFieldColumn';
-import styles from './TracesTable.module.scss';
-
-export type TracesTableProps = {
-	data: TracesTableRow[];
-	columns: TableColumnDef<TracesTableRow>[];
-	columnStorageKey: string;
-	panelType: PanelTypeKeys;
-	/** Builds the trace-detail href for a row; drives row click + cmd/ctrl-click. */
-	getRowHref: (row: TracesTableRow) => string;
-	isLoading: boolean;
-	isFetching: boolean;
-	isError: boolean;
-	error: APIError | Error | null;
-	isFilterApplied: boolean;
-	onColumnOrderChange?: (cols: TableColumnDef<TracesTableRow>[]) => void;
-	onColumnRemove?: (columnId: string) => void;
-	cellTypographySize?: CellTypographySize;
-};
-
-function TracesTable({
-	data,
-	columns,
-	columnStorageKey,
-	panelType,
-	getRowHref,
-	isLoading,
-	isFetching,
-	isError,
-	error,
-	isFilterApplied,
-	onColumnOrderChange,
-	onColumnRemove,
-	cellTypographySize = 'medium',
-}: TracesTableProps): JSX.Element {
-	const history = useHistory();
-
-	const isDataAbsent =
-		!isLoading && !isFetching && !isError && data.length === 0;
-
-	const handleRowClick = useCallback(
-		(row: TracesTableRow): void => {
-			history.push(getRowHref(row));
-		},
-		[history, getRowHref],
-	);
-
-	const handleRowClickNewTab = useCallback(
-		(row: TracesTableRow): void => {
-			window.open(getAbsoluteUrl(getRowHref(row)), '_blank', 'noopener');
-		},
-		[getRowHref],
-	);
-
-	return (
-		<>
-			{isError && error && <ErrorInPlace error={error as APIError} />}
-
-			{(isLoading || (isFetching && data.length === 0)) && <TracesLoading />}
-
-			{isDataAbsent && !isFilterApplied && (
-				<NoLogs dataSource={DataSource.TRACES} />
-			)}
-
-			{isDataAbsent && isFilterApplied && (
-				<EmptyLogsSearch dataSource={DataSource.TRACES} panelType={panelType} />
-			)}
-
-			{!isError && data.length !== 0 && (
-				<div className={styles.tableWrapper}>
-					<TanStackTable<TracesTableRow>
-						data={data}
-						columns={columns}
-						className={styles.tracesTable}
-						columnStorageKey={columnStorageKey}
-						respectColumnOrder={false}
-						isLoading={isFetching}
-						cellTypographySize={cellTypographySize}
-						onColumnOrderChange={onColumnOrderChange}
-						onColumnRemove={onColumnRemove}
-						onRowClick={handleRowClick}
-						onRowClickNewTab={handleRowClickNewTab}
-						getRowTestId={(row): string => `traces-table-row-${row.id}`}
-					/>
-				</div>
-			)}
-		</>
-	);
-}
-
-TracesTable.defaultProps = {
-	onColumnOrderChange: undefined,
-	onColumnRemove: undefined,
-	cellTypographySize: 'medium',
-};
-
-export default TracesTable;

frontend/src/container/TracesExplorer/TracesTable/constants.ts

@@ -1,12 +0,0 @@
-// Field-name allowlists that drive signal-specific cell rendering. Both legacy
-// camelCase and snake_case variants are listed because the API has shipped both.
-export const TIMESTAMP_FIELD_NAMES = new Set(['timestamp']);
-
-export const STATUS_FIELD_NAMES = new Set([
-	'httpMethod',
-	'http_method',
-	'responseStatusCode',
-	'response_status_code',
-]);
-
-export const DURATION_FIELD_NAMES = new Set(['durationNano', 'duration_nano']);

frontend/src/container/TracesExplorer/TracesTable/getFieldColumn.tsx

@@ -1,26 +0,0 @@
-import { TelemetryFieldKey } from 'api/v5/v5';
-import type { TableColumnDef } from 'components/TanStackTableView/types';
-import { buildCompositeKey } from 'container/OptionsMenu/utils';
-
-import { TIMESTAMP_FIELD_NAMES } from './constants';
-import FieldCell from './FieldCell';
-
-export type TracesTableRow = { id: string } & Record<string, unknown>;
-
-export function getFieldColumn(
-	field: TelemetryFieldKey,
-): TableColumnDef<TracesTableRow> {
-	const { name, fieldContext, fieldDataType } = field;
-	const isTimestamp = TIMESTAMP_FIELD_NAMES.has(name);
-
-	return {
-		id: buildCompositeKey(name, fieldContext, fieldDataType),
-		header: name,
-		accessorFn: (row): unknown => row[name],
-		enableMove: !isTimestamp,
-		enableRemove: !isTimestamp,
-		canBeHidden: !isTimestamp,
-		width: { min: 192 },
-		cell: ({ value }): JSX.Element => <FieldCell name={name} value={value} />,
-	};
-}

frontend/src/container/TracesExplorer/TracesTable/utils.ts

@@ -1,12 +0,0 @@
-export function stringifyCellValue(value: unknown): string {
-	if (value == null) {
-		return '';
-	}
-	if (typeof value === 'string') {
-		return value;
-	}
-	if (typeof value === 'number' || typeof value === 'boolean') {
-		return String(value);
-	}
-	return JSON.stringify(value);
-}

frontend/src/container/TriggeredAlerts/TriggeredAlerts.module.scss

@@ -35,7 +35,7 @@
 }
 
 .filterSelect {
-	min-width: 400px;
+	min-width: 300px;
 	flex: 1;
 }
 
@@ -57,6 +57,8 @@
 
 	--tanstack-cell-padding-top-override: 5px;
 	--tanstack-cell-padding-bottom-override: 5px;
+	--tanstack-cell-padding-left-override: 5px;
+	--tanstack-cell-padding-right-override: 5px;
 
 	--tanstack-cell-padding-left-override: 16px;
 	--tanstack-cell-padding-right-override: 16px;

frontend/src/lib/uPlotV2/components/Tooltip/BarChartTooltip.tsx

@@ -9,7 +9,6 @@ export default function BarChartTooltip(props: BarTooltipProps): JSX.Element {
 		(): TooltipContentItem[] =>
 			buildTooltipContent({
 				data: props.uPlotInstance.data,
-				unstackedData: props.unstackedData,
 				series: props.uPlotInstance.series,
 				dataIndexes: props.dataIndexes,
 				activeSeriesIndex: props.seriesIndex,
@@ -22,7 +21,6 @@ export default function BarChartTooltip(props: BarTooltipProps): JSX.Element {
 			}),
 		[
 			props.uPlotInstance,
-			props.unstackedData,
 			props.seriesIndex,
 			props.dataIndexes,
 			props.yAxisUnit,

frontend/src/lib/uPlotV2/components/Tooltip/TimeSeriesTooltip.tsx

@@ -11,7 +11,6 @@ export default function TimeSeriesTooltip(
 		(): TooltipContentItem[] =>
 			buildTooltipContent({
 				data: props.uPlotInstance.data,
-				unstackedData: props.unstackedData,
 				series: props.uPlotInstance.series,
 				dataIndexes: props.dataIndexes,
 				activeSeriesIndex: props.seriesIndex,
@@ -23,7 +22,6 @@ export default function TimeSeriesTooltip(
 			}),
 		[
 			props.uPlotInstance,
-			props.unstackedData,
 			props.seriesIndex,
 			props.dataIndexes,
 			props.yAxisUnit,

frontend/src/lib/uPlotV2/components/Tooltip/__tests__/utils.test.ts

@@ -72,35 +72,6 @@ describe('Tooltip utils', () => {
 			expect(result).toBe(20);
 		});
 
-		it('reports the pre-stack value, identically for normal and percent', () => {
-			const unstackedData: AlignedData = [[0], [30], [10]];
-			const series = [{}, { show: true }, { show: true }] as Series[];
-			const read = (data: AlignedData): number | null =>
-				getTooltipBaseValue({
-					data,
-					unstackedData,
-					index: 1,
-					dataIndex: 0,
-					isStackedBarChart: true,
-					series,
-				});
-
-			expect(read([[0], [40], [10]])).toBe(30);
-			expect(read([[0], [100], [25]])).toBe(30);
-		});
-
-		it('falls back to subtraction when no pre-stack data is given', () => {
-			const result = getTooltipBaseValue({
-				data: [[0], [40], [10]],
-				index: 1,
-				dataIndex: 0,
-				isStackedBarChart: true,
-				series: [{}, { show: true }, { show: true }] as Series[],
-			});
-
-			expect(result).toBe(30);
-		});
-
 		it('returns null when value is missing', () => {
 			const data: AlignedData = [
 				[0, 1],

frontend/src/lib/uPlotV2/components/Tooltip/utils.ts

@@ -23,25 +23,17 @@ export function resolveSeriesColor(
 
 export function getTooltipBaseValue({
 	data,
-	unstackedData,
 	index,
 	dataIndex,
 	isStackedBarChart,
 	series,
 }: {
 	data: AlignedData;
-	unstackedData?: AlignedData;
 	index: number;
 	dataIndex: number;
 	isStackedBarChart?: boolean;
 	series?: Series[];
 }): number | null {
-	// The subtraction below only recovers the raw value under `normal` stacking.
-	const unstackedSeries = unstackedData?.[index];
-	if (unstackedSeries) {
-		return unstackedSeries[dataIndex] ?? null;
-	}
-
 	let baseValue = data[index][dataIndex] ?? null;
 	// Top-down stacking (first series at top): raw = stacked[i] - stacked[nextVisible].
 	// When series are hidden, we must use the next *visible* series, not index+1,
@@ -64,7 +56,6 @@ export function getTooltipBaseValue({
 
 export function buildTooltipContent({
 	data,
-	unstackedData,
 	series,
 	dataIndexes,
 	activeSeriesIndex,
@@ -76,7 +67,6 @@ export function buildTooltipContent({
 	syncFilterMode,
 }: {
 	data: AlignedData;
-	unstackedData?: AlignedData;
 	series: Series[];
 	dataIndexes: Array<number | null>;
 	activeSeriesIndex: number | null;
@@ -125,7 +115,6 @@ export function buildTooltipContent({
 
 		const baseValue = getTooltipBaseValue({
 			data,
-			unstackedData,
 			index: seriesIndex,
 			dataIndex,
 			isStackedBarChart,

frontend/src/lib/uPlotV2/components/types.ts

@@ -69,11 +69,6 @@ export interface TooltipRenderArgs {
 	syncedSeriesIndexes?: number[] | null;
 	/** Receiver-side filter mode for the synced tooltip. Defaults to Filtered. */
 	syncFilterMode?: SyncTooltipFilterMode;
-	/**
-	 * Pre-stack values, injected by `ChartWrapper`. `Percent` discards the column total,
-	 * so the raw value cannot be recovered from the plot's own cumulative data.
-	 */
-	unstackedData?: uPlot.AlignedData;
 }
 
 export interface IRenderTooltipFooterArgs {

frontend/src/lib/uPlotV2/config/UPlotConfigBuilder.ts

@@ -20,7 +20,6 @@ import {
 	ConfigBuilderProps,
 	LegendItem,
 	SelectionPreferencesSource,
-	StackMode,
 } from './types';
 import { AxisProps, UPlotAxisBuilder } from './UPlotAxisBuilder';
 import { ScaleProps, UPlotScaleBuilder } from './UPlotScaleBuilder';
@@ -29,11 +28,6 @@ import { SeriesProps, UPlotSeriesBuilder } from './UPlotSeriesBuilder';
 /**
  * Type definitions for uPlot option objects
  */
-/** Renders a 0–100 number as `50%`, unlike the 0–1 `percentunit`. */
-const PERCENT_AXIS_UNIT = 'percent';
-
-const PERCENT_AXIS_MAX = 100;
-
 type LegendConfig = {
 	show?: boolean;
 	live?: boolean;
@@ -63,8 +57,6 @@ export class UPlotConfigBuilder extends ConfigBuilder<
 
 	private bands: uPlot.Band[] = [];
 
-	private stackMode: StackMode = StackMode.None;
-
 	private cursor: Cursor | undefined;
 
 	private hooks: Hooks.Arrays = {};
@@ -151,15 +143,6 @@ export class UPlotConfigBuilder extends ConfigBuilder<
 		this.axes[scaleKey] = new UPlotAxisBuilder(props);
 	}
 
-	/** Drives the fill bands, the percent axis unit and the percent range below. */
-	setStackMode(stackMode: StackMode): void {
-		this.stackMode = stackMode;
-	}
-
-	getStackMode(): StackMode {
-		return this.stackMode;
-	}
-
 	/**
 	 * Add or merge a scale configuration
 	 */
@@ -228,41 +211,6 @@ export class UPlotConfigBuilder extends ConfigBuilder<
 		this.bands = bands;
 	}
 
-	/**
-	 * The panel's own limits are in the source unit, which means nothing once values are
-	 * normalised. Soft rather than hard, so mixed-sign shares outside 0–100 stay visible.
-	 */
-	private resolveScale(scale: UPlotScaleBuilder): UPlotScaleBuilder {
-		if (this.stackMode !== StackMode.Percent || scale.props.scaleKey !== 'y') {
-			return scale;
-		}
-		return new UPlotScaleBuilder({
-			...scale.props,
-			min: undefined,
-			max: undefined,
-			softMin: 0,
-			softMax: PERCENT_AXIS_MAX,
-			// Thresholds still draw, but a 500ms one must not stretch the axis to 0–500.
-			thresholds: undefined,
-		});
-	}
-
-	/** Explicit bands win; otherwise a stack fills between consecutive series. */
-	private resolveBands(): uPlot.Band[] | undefined {
-		if (this.bands.length > 0) {
-			return this.bands;
-		}
-		if (this.stackMode === StackMode.None || this.series.length < 2) {
-			return undefined;
-		}
-		return (
-			this.series
-				.slice(0, -1)
-				// uPlot series are 1-based (index 0 is the timestamp axis).
-				.map((_, index) => ({ series: [index + 1, index + 2] as [number, number] }))
-		);
-	}
-
 	/**
 	 * Set cursor configuration
 	 */
@@ -496,19 +444,9 @@ export class UPlotConfigBuilder extends ConfigBuilder<
 				};
 			}),
 		];
-		config.axes = Object.entries(this.axes).map(([scaleKey, axis]) => {
-			if (scaleKey !== 'y' || this.stackMode !== StackMode.Percent) {
-				return axis.getConfig();
-			}
-			// Ticks read as percentages; the panel unit still applies to tooltips and
-			// thresholds, so build from a copy rather than touching the axis props.
-			return new UPlotAxisBuilder({
-				...axis.props,
-				yAxisUnit: PERCENT_AXIS_UNIT,
-			}).getConfig();
-		});
+		config.axes = Object.values(this.axes).map((a) => a.getConfig());
 		config.scales = this.scales.reduce(
-			(acc, s) => ({ ...acc, ...this.resolveScale(s).getConfig() }),
+			(acc, s) => ({ ...acc, ...s.getConfig() }),
 			{} as Record<string, uPlot.Scale>,
 		);
 
@@ -518,7 +456,7 @@ export class UPlotConfigBuilder extends ConfigBuilder<
 		config.cursor = this.getCursorConfig();
 		config.tzDate = this.tzDate;
 		config.plugins = this.plugins.length > 0 ? this.plugins : undefined;
-		config.bands = this.resolveBands();
+		config.bands = this.bands.length > 0 ? this.bands : undefined;
 
 		if (Array.isArray(this.padding)) {
 			config.padding = this.padding;

frontend/src/lib/uPlotV2/config/UPlotScaleBuilder.ts

@@ -56,6 +56,17 @@ export class UPlotScaleBuilder extends ConfigBuilder<
 				maxTime = fallbackMax;
 			}
 
+			// Align max time to "endTime - 1 minute", rounded down to minute precision
+			// This matches legacy getXAxisScale behavior and avoids empty space at the right edge
+			const oneMinuteAgoTimestamp = (maxTime - 60) * 1000;
+			const currentDate = new Date(oneMinuteAgoTimestamp);
+
+			currentDate.setSeconds(0);
+			currentDate.setMilliseconds(0);
+
+			const unixTimestampSeconds = Math.floor(currentDate.getTime() / 1000);
+			maxTime = unixTimestampSeconds;
+
 			return {
 				[scaleKey]: {
 					time: true,

frontend/src/lib/uPlotV2/config/__tests__/UPlotConfigBuilder.test.ts

@@ -5,7 +5,7 @@ import {
 	STEP_INTERVAL_MULTIPLIER,
 } from '../../constants';
 import type { SeriesProps } from '../types';
-import { DrawStyle, SelectionPreferencesSource, StackMode } from '../types';
+import { DrawStyle, SelectionPreferencesSource } from '../types';
 import { UPlotConfigBuilder } from '../UPlotConfigBuilder';
 
 // Mock only the real boundary that hits localStorage
@@ -496,161 +496,3 @@ describe('UPlotConfigBuilder', () => {
 		expect(config.bands).toBeUndefined();
 	});
 });
-
-describe('UPlotConfigBuilder stacking', () => {
-	beforeEach(() => {
-		jest.clearAllMocks();
-		getStoredSeriesVisibilityMock.getStoredSeriesVisibility.mockReturnValue([]);
-	});
-
-	/**
-	 * Soft limits end up captured in the scale's range closure, so the only way to read
-	 * them back is to run it and inspect the range config it hands uPlot.
-	 */
-	function scaleSoftLimits(
-		builder: UPlotConfigBuilder,
-		scaleKey: string,
-	): { min: number; max: number } {
-		const rangeNum = jest.fn().mockReturnValue([0, 0]);
-		(uPlot as unknown as { rangeNum: unknown }).rangeNum = rangeNum;
-
-		const range = builder.getConfig().scales?.[scaleKey]?.range as (
-			u: unknown,
-			min: number,
-			max: number,
-			key: string,
-		) => void;
-		range({ scales: { [scaleKey]: { distr: 1 } } }, 40, 60, scaleKey);
-
-		const [, , rangeConfig] = rangeNum.mock.calls[0] as [
-			number,
-			number,
-			{ min: { soft: number }; max: { soft: number } },
-		];
-		return { min: rangeConfig.min.soft, max: rangeConfig.max.soft };
-	}
-
-	/** Renders y-axis ticks the way uPlot would, so unit formatting is observable. */
-	function yAxisTicks(builder: UPlotConfigBuilder, ticks: number[]): string[] {
-		const yAxis = builder.getConfig().axes?.find((a) => a.scale === 'y');
-		const values = yAxis?.values as (
-			u: unknown,
-			splits: number[],
-		) => (string | null)[];
-		return values(null, ticks).map((v) => String(v));
-	}
-
-	function builderFor(stack?: StackMode, seriesCount = 3): UPlotConfigBuilder {
-		const builder = new UPlotConfigBuilder({ id: 'stack-test' });
-		if (stack) {
-			builder.setStackMode(stack);
-		}
-		builder.addAxis({ scaleKey: 'y', show: true, side: 3, yAxisUnit: 'ms' });
-		for (let i = 0; i < seriesCount; i++) {
-			builder.addSeries({
-				scaleKey: 'y',
-				label: `S${i}`,
-				drawStyle: DrawStyle.Bar,
-				colorMapping: {},
-				isDarkMode: false,
-			} as SeriesProps);
-		}
-		return builder;
-	}
-
-	it('defaults to no stacking, so no bands and the panel unit on the axis', () => {
-		const builder = builderFor();
-
-		expect(builder.getStackMode()).toBe('none');
-		expect(builder.getConfig().bands).toBeUndefined();
-		expect(yAxisTicks(builder, [1000])).toStrictEqual(['1 s']);
-	});
-
-	it('derives one band per adjacent series pair once a stack is declared', () => {
-		expect(builderFor(StackMode.Normal).getConfig().bands).toStrictEqual([
-			{ series: [1, 2] },
-			{ series: [2, 3] },
-		]);
-	});
-
-	it('emits no bands for a single series', () => {
-		expect(builderFor(StackMode.Normal, 1).getConfig().bands).toBeUndefined();
-	});
-
-	it('keeps the panel unit on the axis for a normal stack', () => {
-		expect(yAxisTicks(builderFor(StackMode.Normal), [1000])).toStrictEqual([
-			'1 s',
-		]);
-	});
-
-	it('formats the axis as percentages for a percent stack', () => {
-		expect(yAxisTicks(builderFor(StackMode.Percent), [0, 50, 100])).toStrictEqual(
-			['0%', '50%', '100%'],
-		);
-	});
-
-	it('leaves other axes on their own unit under a percent stack', () => {
-		const builder = builderFor(StackMode.Percent);
-		builder.addAxis({ scaleKey: 'x', show: true, side: 2 });
-
-		expect(builder.getConfig().axes?.map((a) => a.scale)).toStrictEqual([
-			'y',
-			'x',
-		]);
-	});
-
-	it('pins the y scale to the 0–100 band under a percent stack, dropping panel limits', () => {
-		const builder = new UPlotConfigBuilder({ id: 'stack-scale' });
-		builder.setStackMode(StackMode.Percent);
-		builder.addScale({ scaleKey: 'y', softMin: 5, softMax: 500 });
-
-		// Soft, not hard: mixed-sign shares fall outside 0–100 and must stay visible.
-		expect(builder.getConfig().scales?.y).toMatchObject({ auto: true });
-		expect(scaleSoftLimits(builder, 'y')).toStrictEqual({ min: 0, max: 100 });
-	});
-
-	it('leaves the panel limits alone when the stack is not percent', () => {
-		const builder = new UPlotConfigBuilder({ id: 'stack-scale' });
-		builder.setStackMode(StackMode.Normal);
-		builder.addScale({ scaleKey: 'y', softMin: 5, softMax: 500 });
-
-		expect(scaleSoftLimits(builder, 'y')).toStrictEqual({ min: 5, max: 500 });
-	});
-
-	it.each([StackMode.Normal, StackMode.Percent])(
-		'draws thresholds under a %s stack',
-		(stack) => {
-			const builder = new UPlotConfigBuilder({ id: 'stack-thr' });
-			builder.setStackMode(stack);
-			builder.addThresholds({
-				scaleKey: 'y',
-				thresholds: [{ thresholdValue: 500, thresholdColor: 'red' }],
-				yAxisUnit: 'ms',
-			});
-
-			expect(builder.getConfig().hooks?.draw).toHaveLength(1);
-		},
-	);
-
-	it('keeps a source-unit threshold from stretching the percent band', () => {
-		const builder = new UPlotConfigBuilder({ id: 'stack-thr' });
-		builder.setStackMode(StackMode.Percent);
-		const thresholds = {
-			scaleKey: 'y',
-			thresholds: [{ thresholdValue: 500, thresholdColor: 'red' }],
-			yAxisUnit: 'ms',
-		};
-		builder.addThresholds(thresholds);
-		builder.addScale({ scaleKey: 'y', thresholds });
-
-		// Without this the 500ms threshold would widen a percentage axis to 0–500.
-		expect(scaleSoftLimits(builder, 'y')).toStrictEqual({ min: 0, max: 100 });
-	});
-
-	it('lets explicit bands win over the derived ones', () => {
-		const builder = builderFor(StackMode.Normal);
-		builder.setBands([{ series: [1, 3] }]);
-
-		expect(builder.getConfig().bands).toStrictEqual([{ series: [1, 3] }]);
-	});
-});

frontend/src/lib/uPlotV2/config/__tests__/UPlotScaleBuilder.test.ts

@@ -44,7 +44,7 @@ describe('UPlotScaleBuilder', () => {
 		expect(adjustSpy).toHaveBeenCalledWith(null, null, undefined, undefined);
 	});
 
-	it('handles time scales using explicit min/max', () => {
+	it('handles time scales using explicit min/max and rounds max down to the previous minute', () => {
 		const min = 1_700_000_000; // seconds
 		const max = 1_700_000_600; // seconds
 
@@ -62,25 +62,21 @@ describe('UPlotScaleBuilder', () => {
 
 		expect(xScale.time).toBe(true);
 		expect(xScale.auto).toBe(false);
-		expect(xScale.range).toStrictEqual([min, max]);
-	});
+		expect(Array.isArray(xScale.range)).toBe(true);
 
-	it('keeps short time windows intact', () => {
-		const min = 1_786_527_160;
-		const max = 1_786_527_183;
+		const [resolvedMin, resolvedMax] = xScale.range as [number, number];
 
-		const builder = new UPlotScaleBuilder(
-			createScaleProps({
-				scaleKey: 'x',
-				time: true,
-				min,
-				max,
-			}),
-		);
+		// min is passed through
+		expect(resolvedMin).toBe(min);
 
-		const config = builder.getConfig();
+		// max is coerced to "endTime - 1 minute" and rounded down to minute precision
+		const oneMinuteAgoTimestamp = (max - 60) * 1000;
+		const currentDate = new Date(oneMinuteAgoTimestamp);
+		currentDate.setSeconds(0);
+		currentDate.setMilliseconds(0);
+		const expectedMax = Math.floor(currentDate.getTime() / 1000);
 
-		expect(config.x.range).toStrictEqual([min, max]);
+		expect(resolvedMax).toBe(expectedMax);
 	});
 
 	it('falls back to getFallbackMinMaxTimeStamp when time scale has no min/max', () => {
@@ -103,7 +99,9 @@ describe('UPlotScaleBuilder', () => {
 
 		expect(getFallbackMinMaxSpy).toHaveBeenCalled();
 		expect(resolvedMin).toBe(100);
-		expect(resolvedMax).toBe(200);
+		// max is aligned to "fallbackMax - 60 seconds" minute boundary
+		expect(resolvedMax).toBeLessThanOrEqual(200);
+		expect(resolvedMax).toBeGreaterThan(100);
 	});
 
 	it('pipes limits through soft-limit adjustment and log-scale normalization before range config', () => {

frontend/src/lib/uPlotV2/config/types.ts

@@ -33,13 +33,6 @@ export enum SelectionPreferencesSource {
 /**
  * Props for configuring the uPlot config builder
  */
-/** `Percent` rescales each x-slice to its column total, so every column fills to 100. */
-export enum StackMode {
-	None = 'none',
-	Normal = 'normal',
-	Percent = 'percent',
-}
-
 export interface ConfigBuilderProps {
 	id: string;
 	onDragSelect?: (startTime: number, endTime: number) => void;

frontend/src/lib/uPlotV2/utils/__tests__/dataUtils.test.ts

@@ -281,20 +281,3 @@ describe('dataUtils', () => {
 		});
 	});
 });
-
-describe('insertLargeGapNullsIntoAlignedData index alignment', () => {
-	// ChartWrapper gap-processes the pre-stack series to keep tooltip indices aligned;
-	// that only holds because insertions are decided from the x axis, never from y.
-	it('inserts at the same positions regardless of the y values', () => {
-		const x = [0, 100, 200];
-		const options = [{ spanGaps: 50 }];
-		const raw = [x, [1, 2, 3]] as uPlot.AlignedData;
-		const stacked = [x, [10, 20, 30]] as uPlot.AlignedData;
-
-		const fromRaw = insertLargeGapNullsIntoAlignedData(raw, options);
-		const fromStacked = insertLargeGapNullsIntoAlignedData(stacked, options);
-
-		expect(fromRaw[0]).toStrictEqual(fromStacked[0]);
-		expect(fromRaw[1]).toHaveLength((fromStacked[1] as unknown[]).length);
-	});
-});

frontend/src/pages/DashboardPageV2/DashboardContainer/DashboardSettings/Variables/VariableForm/VariableForm.module.scss

@@ -116,7 +116,7 @@
    is hidden — the row stays a single crisp line and scrolls only when narrow. */
 .typeTabsScroll {
 	justify-self: flex-end;
-	--tabs-list-wrapper-secondary-padding-left: 0;
+	--tab-list-wrapper-secondary-padding-left: 0;
 }
 
 /* Connected segmented control, mirroring Overview's SegmentedControl: no outer

frontend/src/pages/DashboardPageV2/DashboardContainer/Panels/kinds/BarChartPanel/Renderer.tsx

@@ -7,7 +7,6 @@ import { PanelMode } from 'container/DashboardContainer/visualization/panels/typ
 import { useIsDarkMode } from 'hooks/useDarkMode';
 import { useResizeObserver } from 'hooks/useDimensions';
 import { IRenderTooltipFooterArgs } from 'lib/uPlotV2/components/types';
-import { StackMode } from 'lib/uPlotV2/config/types';
 import {
 	flattenTimeSeries,
 	getExecStats,
@@ -220,9 +219,7 @@ function BarPanelRenderer({
 						height={containerDimensions.height}
 						syncMode={dashboardPreference?.syncMode}
 						syncFilterMode={dashboardPreference?.syncFilterMode}
-						stack={
-							spec.visualization?.stackedBarChart ? StackMode.Normal : StackMode.None
-						}
+						isStackedBarChart={spec.visualization?.stackedBarChart ?? false}
 						renderTooltipFooter={renderTooltipFooter}
 						onClick={enableDrillDown ? handleChartClick : undefined}
 					/>

frontend/src/pages/DashboardPageV2/DashboardContainer/Panels/kinds/BarChartPanel/utils/buildConfig.ts

@@ -1,6 +1,7 @@
 import type { DashboardtypesBarChartPanelSpecDTO } from 'api/generated/services/sigNoz.schemas';
 import { Timezone } from 'components/CustomTimePicker/timezoneUtils';
 import { PANEL_TYPES } from 'constants/queryBuilder';
+import { getInitialStackedBands } from 'container/DashboardContainer/visualization/charts/utils/stackSeriesUtils';
 import { PanelMode } from 'container/DashboardContainer/visualization/panels/types';
 import { buildBaseConfig } from 'pages/DashboardPageV2/DashboardContainer/Panels/utils/baseConfigBuilder';
 import { resolveSeriesLabelV5 } from 'pages/DashboardPageV2/DashboardContainer/Panels/utils/resolveSeriesLabel';
@@ -100,6 +101,12 @@ function addSeries({
 }: AddSeriesArgs): void {
 	const colorMapping = spec.legend?.customColors ?? {};
 
+	if (spec.visualization?.stackedBarChart) {
+		// uPlot uses 1-based series indices (index 0 is the timestamp axis);
+		// `+1` keeps the band targets aligned with the series we're about to add.
+		builder.setBands(getInitialStackedBands(series.length + 1));
+	}
+
 	series.forEach((s) => {
 		const baseLabel = getLabelName(s.labels, s.queryName, s.legend);
 		const label = resolveSeriesLabelV5(s, builderQueries, baseLabel);

pkg/apiserver/signozapiserver/provider.go

@@ -30,6 +30,7 @@ import (
 	"github.com/SigNoz/signoz/pkg/modules/serviceaccount"
 	"github.com/SigNoz/signoz/pkg/modules/session"
 	"github.com/SigNoz/signoz/pkg/modules/spanmapper"
+	"github.com/SigNoz/signoz/pkg/modules/systemdashboard"
 	"github.com/SigNoz/signoz/pkg/modules/tracedetail"
 	"github.com/SigNoz/signoz/pkg/modules/user"
 	"github.com/SigNoz/signoz/pkg/querier"
@@ -80,6 +81,8 @@ type provider struct {
 	llmPricingRuleHandler      llmpricingrule.Handler
 	statsHandler               statsreporter.Handler
 	savedViewHandler           savedview.Handler
+	systemDashboardModule      systemdashboard.Module
+	systemDashboardHandler     systemdashboard.Handler
 }
 
 func NewFactory(
@@ -118,6 +121,8 @@ func NewFactory(
 	rulerHandler ruler.Handler,
 	statsHandler statsreporter.Handler,
 	savedViewHandler savedview.Handler,
+	systemDashboardModule systemdashboard.Module,
+	systemDashboardHandler systemdashboard.Handler,
 ) factory.ProviderFactory[apiserver.APIServer, apiserver.Config] {
 	return factory.NewProviderFactory(factory.MustNewName("signoz"), func(ctx context.Context, providerSettings factory.ProviderSettings, config apiserver.Config) (apiserver.APIServer, error) {
 		return newProvider(
@@ -159,6 +164,8 @@ func NewFactory(
 			rulerHandler,
 			statsHandler,
 			savedViewHandler,
+			systemDashboardModule,
+			systemDashboardHandler,
 		)
 	})
 }
@@ -202,6 +209,8 @@ func newProvider(
 	rulerHandler ruler.Handler,
 	statsHandler statsreporter.Handler,
 	savedViewHandler savedview.Handler,
+	systemDashboardModule systemdashboard.Module,
+	systemDashboardHandler systemdashboard.Handler,
 ) (apiserver.APIServer, error) {
 	settings := factory.NewScopedProviderSettings(providerSettings, "github.com/SigNoz/signoz/pkg/apiserver/signozapiserver")
 	router := mux.NewRouter().UseEncodedPath()
@@ -244,6 +253,8 @@ func newProvider(
 		llmPricingRuleHandler:      llmPricingRuleHandler,
 		statsHandler:               statsHandler,
 		savedViewHandler:           savedViewHandler,
+		systemDashboardModule:      systemDashboardModule,
+		systemDashboardHandler:     systemDashboardHandler,
 	}
 
 	provider.authzMiddleware = middleware.NewAuthZ(settings.Logger(), orgGetter, authzService)
@@ -296,6 +307,10 @@ func (provider *provider) AddToRouter(router *mux.Router) error {
 		return err
 	}
 
+	if err := provider.addSystemDashboardRoutes(router); err != nil {
+		return err
+	}
+
 	if err := provider.addMetricsExplorerRoutes(router); err != nil {
 		return err
 	}

pkg/apiserver/signozapiserver/systemdashboard.go

@@ -0,0 +1,63 @@
+package signozapiserver
+
+import (
+	"net/http"
+
+	"github.com/SigNoz/signoz/pkg/http/handler"
+	"github.com/SigNoz/signoz/pkg/types/authtypes"
+	"github.com/SigNoz/signoz/pkg/types/coretypes"
+	"github.com/SigNoz/signoz/pkg/types/dashboardtypes"
+	"github.com/SigNoz/signoz/pkg/valuer"
+	"github.com/gorilla/mux"
+)
+
+func (provider *provider) addSystemDashboardRoutes(router *mux.Router) error {
+	if err := router.Handle("/api/v2/system/dashboards/{name}", handler.New(
+		provider.authzMiddleware.CheckResources(provider.systemDashboardHandler.Get, authtypes.SigNozAdminRoleName, authtypes.SigNozEditorRoleName, authtypes.SigNozViewerRoleName),
+		handler.OpenAPIDef{
+			ID:                  "GetSystemDashboard",
+			Tags:                []string{"dashboard"},
+			Summary:             "Get system dashboard",
+			Description:         "Returns a dashboard SigNoz ships and owns, addressed by its stable definition name (e.g. `ai-o11y-overview`) rather than its id. System dashboards are read-only and upgraded through releases. The dashboard's own `name` field carries a reserved prefix that the path segment must not include.",
+			Request:             nil,
+			RequestContentType:  "",
+			Response:            new(dashboardtypes.GettableDashboardV2),
+			ResponseContentType: "application/json",
+			SuccessStatusCode:   http.StatusOK,
+			ErrorStatusCodes:    []int{http.StatusBadRequest, http.StatusNotFound},
+			Deprecated:          false,
+			SecuritySchemes:     newScopedSecuritySchemes([]string{coretypes.ResourceMetaResourceDashboard.Scope(coretypes.VerbRead)}),
+		},
+		handler.WithResourceDefs(handler.BasicResourceDef{
+			Resource: coretypes.ResourceMetaResourceDashboard,
+			Verb:     coretypes.VerbRead,
+			Category: coretypes.ActionCategoryDataAccess,
+			ID:       provider.systemDashboardID(),
+			Selector: coretypes.IDSelector,
+		}),
+	)).Methods(http.MethodGet).GetError(); err != nil {
+		return err
+	}
+
+	return nil
+}
+
+// systemDashboardID resolves the {name} path param to the dashboard's id. Authz
+// tuples and audit records are written against ids, so the name has to be
+// resolved before either runs.
+func (provider *provider) systemDashboardID() coretypes.ResourceIDExtractor {
+	return coretypes.NewResourceIDExtractor(coretypes.PhaseRequest, func(ec coretypes.ExtractorContext) (string, error) {
+		ctx := ec.Request.Context()
+		claims, err := authtypes.ClaimsFromContext(ctx)
+		if err != nil {
+			return "", err
+		}
+
+		id, err := provider.systemDashboardModule.ResolveID(ctx, valuer.MustNewUUID(claims.OrgID), mux.Vars(ec.Request)["name"])
+		if err != nil {
+			return "", err
+		}
+
+		return id.StringValue(), nil
+	})
+}

pkg/modules/dashboard/dashboard.go

@@ -63,6 +63,8 @@ type Module interface {
 
 	GetV2(ctx context.Context, orgID valuer.UUID, id valuer.UUID) (*dashboardtypes.DashboardV2, error)
 
+	GetByNameV2(ctx context.Context, orgID valuer.UUID, name string) (*dashboardtypes.DashboardV2, error)
+
 	// MigrateV2 retries the v1→v2 migration on a dashboard still stored in the v1 schema.
 	MigrateV2(ctx context.Context, orgID valuer.UUID, id valuer.UUID) (*dashboardtypes.DashboardV2, error)
 
@@ -72,6 +74,9 @@ type Module interface {
 
 	UpdateV2(ctx context.Context, orgID valuer.UUID, id valuer.UUID, updatedBy string, updatable dashboardtypes.UpdatableDashboardV2) (*dashboardtypes.DashboardV2, error)
 
+	// UpdateUnsafeV2 updates a dashboard bypassing the guards. Intended for internal system callers.
+	UpdateUnsafeV2(ctx context.Context, orgID valuer.UUID, id valuer.UUID, updatedBy string, updatable dashboardtypes.UpdatableDashboardV2) (*dashboardtypes.DashboardV2, error)
+
 	LockUnlockV2(ctx context.Context, orgID valuer.UUID, id valuer.UUID, updatedBy string, isAdmin bool, lock bool) error
 
 	PatchV2(ctx context.Context, orgID valuer.UUID, id valuer.UUID, updatedBy string, patch dashboardtypes.PatchableDashboardV2) (*dashboardtypes.DashboardV2, error)

pkg/modules/dashboard/impldashboard/store.go

@@ -64,6 +64,23 @@ func (store *store) Get(ctx context.Context, orgID valuer.UUID, id valuer.UUID)
 	return storableDashboard, nil
 }
 
+func (store *store) GetByName(ctx context.Context, orgID valuer.UUID, name string) (*dashboardtypes.StorableDashboard, error) {
+	storableDashboard := new(dashboardtypes.StorableDashboard)
+	err := store.
+		sqlstore.
+		BunDB().
+		NewSelect().
+		Model(storableDashboard).
+		Where("name = ?", name).
+		Where("org_id = ?", orgID).
+		Scan(ctx)
+	if err != nil {
+		return nil, store.sqlstore.WrapNotFoundErrf(err, errors.CodeNotFound, "dashboard with name %s doesn't exist", name)
+	}
+
+	return storableDashboard, nil
+}
+
 // ListForUser emits the joined dashboard ⨝ user_dashboard_preference query the
 // spec calls for. Aliases:
 //

pkg/modules/dashboard/impldashboard/v2_module.go

@@ -19,9 +19,12 @@ func (m *module) CreateV2(ctx context.Context, orgID valuer.UUID, createdBy stri
 		return nil, err
 	}
 
-	dashboard := postable.NewDashboardV2(orgID, createdBy, source)
+	dashboard, err := postable.NewDashboardV2(orgID, createdBy, source)
+	if err != nil {
+		return nil, err
+	}
 
-	err := m.store.RunInTx(ctx, func(ctx context.Context) error {
+	err = m.store.RunInTx(ctx, func(ctx context.Context) error {
 		resolvedTags, err := m.tagModule.SyncTags(ctx, orgID, coretypes.KindDashboard, dashboard.ID, postable.Tags)
 		if err != nil {
 			return err
@@ -120,6 +123,20 @@ func (module *module) GetV2(ctx context.Context, orgID valuer.UUID, id valuer.UU
 	return storable.ToDashboardV2(tags)
 }
 
+func (module *module) GetByNameV2(ctx context.Context, orgID valuer.UUID, name string) (*dashboardtypes.DashboardV2, error) {
+	storable, err := module.store.GetByName(ctx, orgID, name)
+	if err != nil {
+		return nil, err
+	}
+
+	tags, err := module.tagModule.ListForResource(ctx, orgID, coretypes.KindDashboard, storable.ID)
+	if err != nil {
+		return nil, err
+	}
+
+	return storable.ToDashboardV2(tags)
+}
+
 // MigrateV2 retries the v1→v2 migration on a dashboard still stored as v1 (one the
 // bulk 103 migration skipped or failed). Idempotent: an already-v2 one is unchanged.
 func (module *module) MigrateV2(ctx context.Context, orgID valuer.UUID, id valuer.UUID) (*dashboardtypes.DashboardV2, error) {
@@ -179,13 +196,32 @@ func (module *module) UpdateV2(ctx context.Context, orgID valuer.UUID, id valuer
 		return nil, err
 	}
 
-	err = module.store.RunInTx(ctx, func(ctx context.Context) error {
-		resolvedTags, err := module.tagModule.SyncTags(ctx, orgID, coretypes.KindDashboard, id, updatable.Tags)
+	return module.updateV2(ctx, orgID, existing, updatedBy, updatable, existing.Update)
+}
+
+func (module *module) UpdateUnsafeV2(ctx context.Context, orgID valuer.UUID, id valuer.UUID, updatedBy string, updatable dashboardtypes.UpdatableDashboardV2) (*dashboardtypes.DashboardV2, error) {
+	if err := updatable.Validate(); err != nil {
+		return nil, err
+	}
+
+	existing, err := module.GetV2(ctx, orgID, id)
+	if err != nil {
+		return nil, err
+	}
+
+	return module.updateV2(ctx, orgID, existing, updatedBy, updatable, existing.UpdateUnsafe)
+}
+
+// apply is existing.Update or existing.UpdateUnsafe, so the gated path keeps its
+// in-transaction checks and only UpdateUnsafeV2 skips them.
+func (module *module) updateV2(ctx context.Context, orgID valuer.UUID, existing *dashboardtypes.DashboardV2, updatedBy string, updatable dashboardtypes.UpdatableDashboardV2, apply func(dashboardtypes.UpdatableDashboardV2, string, []*tagtypes.Tag) error) (*dashboardtypes.DashboardV2, error) {
+	err := module.store.RunInTx(ctx, func(ctx context.Context) error {
+		resolvedTags, err := module.tagModule.SyncTags(ctx, orgID, coretypes.KindDashboard, existing.ID, updatable.Tags)
 		if err != nil {
 			return err
 		}
 
-		err = existing.Update(updatable, updatedBy, resolvedTags)
+		err = apply(updatable, updatedBy, resolvedTags)
 		if err != nil {
 			return err
 		}

pkg/modules/organization/implorganization/setter.go

@@ -6,18 +6,20 @@ import (
 	"github.com/SigNoz/signoz/pkg/alertmanager"
 	"github.com/SigNoz/signoz/pkg/modules/organization"
 	"github.com/SigNoz/signoz/pkg/modules/quickfilter"
+	"github.com/SigNoz/signoz/pkg/modules/systemdashboard"
 	"github.com/SigNoz/signoz/pkg/types"
 	"github.com/SigNoz/signoz/pkg/valuer"
 )
 
 type setter struct {
-	store        types.OrganizationStore
-	alertmanager alertmanager.Alertmanager
-	quickfilter  quickfilter.Module
+	store           types.OrganizationStore
+	alertmanager    alertmanager.Alertmanager
+	quickfilter     quickfilter.Module
+	systemDashboard systemdashboard.Module
 }
 
-func NewSetter(store types.OrganizationStore, alertmanager alertmanager.Alertmanager, quickfilter quickfilter.Module) organization.Setter {
-	return &setter{store: store, alertmanager: alertmanager, quickfilter: quickfilter}
+func NewSetter(store types.OrganizationStore, alertmanager alertmanager.Alertmanager, quickfilter quickfilter.Module, systemDashboard systemdashboard.Module) organization.Setter {
+	return &setter{store: store, alertmanager: alertmanager, quickfilter: quickfilter, systemDashboard: systemDashboard}
 }
 
 func (module *setter) Create(ctx context.Context, organization *types.Organization, createManagedRoles func(context.Context, valuer.UUID) error) error {
@@ -37,6 +39,10 @@ func (module *setter) Create(ctx context.Context, organization *types.Organizati
 		return err
 	}
 
+	if err := module.systemDashboard.Reconcile(ctx, organization.ID); err != nil {
+		return err
+	}
+
 	return nil
 }
 

pkg/modules/systemdashboard/implsystemdashboard/definitions.go

@@ -0,0 +1,45 @@
+package implsystemdashboard
+
+import (
+	"embed"
+	"io/fs"
+	"path"
+
+	"github.com/SigNoz/signoz/pkg/errors"
+	"github.com/SigNoz/signoz/pkg/types/systemdashboardtypes"
+)
+
+const definitionsRoot = "fs/definitions"
+
+//go:embed fs/definitions/*.json
+var definitionFiles embed.FS
+
+// NewRegistry parses every embedded definition. Definitions are build-time assets
+// validated by a test, so a failure here means the binary shipped broken JSON.
+func NewRegistry() (systemdashboardtypes.Registry, error) {
+	entries, err := fs.ReadDir(definitionFiles, definitionsRoot)
+	if err != nil {
+		return systemdashboardtypes.Registry{}, errors.WrapInternalf(err, errors.CodeInternal, "couldn't read system dashboard definitions")
+	}
+
+	definitions := make([]systemdashboardtypes.Definition, 0, len(entries))
+	for _, entry := range entries {
+		if entry.IsDir() {
+			continue
+		}
+
+		file := path.Join(definitionsRoot, entry.Name())
+		raw, err := definitionFiles.ReadFile(file)
+		if err != nil {
+			return systemdashboardtypes.Registry{}, errors.WrapInternalf(err, errors.CodeInternal, "couldn't read %s", file)
+		}
+
+		definition, err := systemdashboardtypes.NewDefinition(raw)
+		if err != nil {
+			return systemdashboardtypes.Registry{}, errors.Wrapf(err, errors.TypeInternal, errors.CodeInternal, "couldn't parse %s", file)
+		}
+		definitions = append(definitions, definition)
+	}
+
+	return systemdashboardtypes.NewRegistry(definitions)
+}

pkg/modules/systemdashboard/implsystemdashboard/definitions_test.go

@@ -0,0 +1,20 @@
+package implsystemdashboard
+
+import (
+	"testing"
+
+	"github.com/SigNoz/signoz/pkg/types/dashboardtypes"
+	"github.com/stretchr/testify/assert"
+	"github.com/stretchr/testify/require"
+)
+
+// A schema migration cannot ship without updating the definitions: parsing them
+// runs the same validation a create goes through, at the current schemaVersion.
+func TestEmbeddedDefinitionsParseAtCurrentSchemaVersion(t *testing.T) {
+	registry, err := NewRegistry()
+	require.NoError(t, err)
+
+	// The frontend addresses the overview dashboard by this name.
+	_, ok := registry.Get(dashboardtypes.SystemDashboardNamePrefix + "ai-o11y-overview")
+	assert.True(t, ok)
+}

pkg/modules/systemdashboard/implsystemdashboard/fs/definitions/ai-o11y-overview.json

@@ -0,0 +1,17 @@
+{
+  "version": 1,
+  "definition": {
+    "schemaVersion": "v6",
+    "name": "signoz---ai-o11y-overview",
+    "tags": [],
+    "spec": {
+      "display": {
+        "name": "AI Observability Overview",
+        "description": "Overview of LLM traffic. Panels ship in an upcoming release."
+      },
+      "variables": [],
+      "panels": {},
+      "layouts": []
+    }
+  }
+}

pkg/modules/systemdashboard/implsystemdashboard/handler.go

@@ -0,0 +1,48 @@
+package implsystemdashboard
+
+import (
+	"context"
+	"net/http"
+	"time"
+
+	"github.com/SigNoz/signoz/pkg/errors"
+	"github.com/SigNoz/signoz/pkg/http/render"
+	"github.com/SigNoz/signoz/pkg/modules/systemdashboard"
+	"github.com/SigNoz/signoz/pkg/types/authtypes"
+	"github.com/SigNoz/signoz/pkg/valuer"
+	"github.com/gorilla/mux"
+)
+
+type handler struct {
+	module systemdashboard.Module
+}
+
+func NewHandler(module systemdashboard.Module) systemdashboard.Handler {
+	return &handler{module: module}
+}
+
+func (handler *handler) Get(rw http.ResponseWriter, r *http.Request) {
+	ctx, cancel := context.WithTimeout(r.Context(), 10*time.Second)
+	defer cancel()
+
+	claims, err := authtypes.ClaimsFromContext(ctx)
+	if err != nil {
+		render.Error(rw, err)
+		return
+	}
+
+	name := mux.Vars(r)["name"]
+	if name == "" {
+		render.Error(rw, errors.Newf(errors.TypeInvalidInput, errors.CodeInvalidInput, "name is missing in the path"))
+		return
+	}
+
+	systemDashboard, err := handler.module.Get(ctx, valuer.MustNewUUID(claims.OrgID), name)
+	if err != nil {
+		render.Error(rw, err)
+		return
+	}
+
+	render.Success(rw, http.StatusOK, systemDashboard.ToGettableDashboardV2())
+}
+

pkg/modules/systemdashboard/implsystemdashboard/module.go

@@ -0,0 +1,151 @@
+package implsystemdashboard
+
+import (
+	"context"
+	"log/slog"
+	"strings"
+
+	"github.com/SigNoz/signoz/pkg/errors"
+	"github.com/SigNoz/signoz/pkg/factory"
+	"github.com/SigNoz/signoz/pkg/modules/dashboard"
+	"github.com/SigNoz/signoz/pkg/modules/systemdashboard"
+	"github.com/SigNoz/signoz/pkg/types/dashboardtypes"
+	"github.com/SigNoz/signoz/pkg/types/systemdashboardtypes"
+	"github.com/SigNoz/signoz/pkg/valuer"
+)
+
+type module struct {
+	settings        factory.ScopedProviderSettings
+	store           systemdashboardtypes.Store
+	registry        systemdashboardtypes.Registry
+	dashboardModule dashboard.Module
+}
+
+func NewModule(
+	providerSettings factory.ProviderSettings,
+	store systemdashboardtypes.Store,
+	registry systemdashboardtypes.Registry,
+	dashboardModule dashboard.Module,
+) systemdashboard.Module {
+	return &module{
+		settings:        factory.NewScopedProviderSettings(providerSettings, "github.com/SigNoz/signoz/pkg/modules/systemdashboard/implsystemdashboard"),
+		store:           store,
+		registry:        registry,
+		dashboardModule: dashboardModule,
+	}
+}
+
+func (module *module) Reconcile(ctx context.Context, orgID valuer.UUID) error {
+	for _, definition := range module.registry.List() {
+		if err := module.reconcile(ctx, orgID, definition); err != nil {
+			return err
+		}
+	}
+
+	return nil
+}
+
+func (module *module) reconcile(ctx context.Context, orgID valuer.UUID, definition systemdashboardtypes.Definition) error {
+	existing, err := module.dashboardModule.GetByNameV2(ctx, orgID, definition.Name())
+	if err != nil {
+		if !errors.Ast(err, errors.TypeNotFound) {
+			return err
+		}
+		return module.provision(ctx, orgID, definition)
+	}
+
+	// Anything but the provisioner in updated_by means a foreign write. Leave the
+	// row alone — never overwriting is the safe direction.
+	if existing.UpdatedBy != systemdashboardtypes.ProvisionerIdentity {
+		module.settings.Logger().WarnContext(ctx, "skipping system dashboard reconcile: last write was not by the provisioner", slog.String("name", definition.Name()), slog.String("org_id", orgID.StringValue()), slog.String("updated_by", existing.UpdatedBy))
+		return nil
+	}
+
+	state, err := module.store.Get(ctx, orgID, definition.Name())
+	if err != nil {
+		return err
+	}
+	// Only ever move forward: a downgrade must not rewrite the newer content.
+	if state.Version >= definition.Version {
+		return nil
+	}
+
+	return module.upgrade(ctx, orgID, existing.ID, definition)
+}
+
+// provision creates the dashboard and its state row in one transaction, so a
+// system dashboard can never exist without the version it was provisioned at.
+// A concurrent provisioner (another replica, or the org-creation hook racing the
+// startup sweep) loses on the state row's unique (org_id, name) index and rolls back.
+func (module *module) provision(ctx context.Context, orgID valuer.UUID, definition systemdashboardtypes.Definition) error {
+	err := module.store.RunInTx(ctx, func(ctx context.Context) error {
+		created, err := module.dashboardModule.CreateV2(
+			ctx,
+			orgID,
+			systemdashboardtypes.ProvisionerIdentity,
+			valuer.UUID{},
+			dashboardtypes.SourceSystem,
+			definition.Dashboard,
+		)
+		if err != nil {
+			return err
+		}
+
+		return module.store.Create(ctx, systemdashboardtypes.NewStorableSystemDashboard(orgID, created.ID, definition.Name(), definition.Version))
+	})
+	if err != nil {
+		if errors.Ast(err, errors.TypeAlreadyExists) {
+			module.settings.Logger().DebugContext(ctx, "system dashboard already provisioned concurrently", slog.String("name", definition.Name()), slog.String("org_id", orgID.StringValue()))
+			return nil
+		}
+		return err
+	}
+
+	module.settings.Logger().InfoContext(ctx, "provisioned system dashboard", slog.String("name", definition.Name()), slog.Int("version", definition.Version), slog.String("org_id", orgID.StringValue()))
+	return nil
+}
+
+func (module *module) upgrade(ctx context.Context, orgID valuer.UUID, id valuer.UUID, definition systemdashboardtypes.Definition) error {
+	err := module.store.RunInTx(ctx, func(ctx context.Context) error {
+		if _, err := module.dashboardModule.UpdateUnsafeV2(ctx, orgID, id, systemdashboardtypes.ProvisionerIdentity, definition.ToUpdatable()); err != nil {
+			return err
+		}
+
+		return module.store.UpdateVersion(ctx, orgID, definition.Name(), definition.Version)
+	})
+	if err != nil {
+		return err
+	}
+
+	module.settings.Logger().InfoContext(ctx, "upgraded system dashboard", slog.String("name", definition.Name()), slog.Int("version", definition.Version), slog.String("org_id", orgID.StringValue()))
+	return nil
+}
+
+func (module *module) Get(ctx context.Context, orgID valuer.UUID, name string) (*dashboardtypes.DashboardV2, error) {
+	return module.get(ctx, orgID, name)
+}
+
+func (module *module) ResolveID(ctx context.Context, orgID valuer.UUID, name string) (valuer.UUID, error) {
+	existing, err := module.get(ctx, orgID, name)
+	if err != nil {
+		return valuer.UUID{}, err
+	}
+
+	return existing.ID, nil
+}
+
+func (module *module) get(ctx context.Context, orgID valuer.UUID, name string) (*dashboardtypes.DashboardV2, error) {
+	if strings.HasPrefix(name, dashboardtypes.SystemDashboardNamePrefix) {
+		return nil, errors.NewInvalidInputf(errors.CodeInvalidInput, "name must not carry the %q prefix", dashboardtypes.SystemDashboardNamePrefix)
+	}
+
+	existing, err := module.dashboardModule.GetByNameV2(ctx, orgID, dashboardtypes.SystemDashboardNamePrefix+name)
+	if err != nil {
+		return nil, err
+	}
+	if err := existing.ErrIfNotSystem(); err != nil {
+		return nil, err
+	}
+
+	return existing, nil
+}

pkg/modules/systemdashboard/implsystemdashboard/module_test.go

@@ -0,0 +1,209 @@
+package implsystemdashboard
+
+import (
+	"context"
+	"path/filepath"
+	"strconv"
+	"testing"
+	"time"
+
+	"github.com/SigNoz/signoz/pkg/analytics/analyticstest"
+	"github.com/SigNoz/signoz/pkg/factory/factorytest"
+	"github.com/SigNoz/signoz/pkg/modules/dashboard"
+	"github.com/SigNoz/signoz/pkg/modules/dashboard/impldashboard"
+	"github.com/SigNoz/signoz/pkg/modules/tag/impltag"
+	"github.com/SigNoz/signoz/pkg/queryparser"
+	"github.com/SigNoz/signoz/pkg/sqlstore"
+	"github.com/SigNoz/signoz/pkg/sqlstore/sqlitesqlstore"
+	"github.com/SigNoz/signoz/pkg/types/dashboardtypes"
+	"github.com/SigNoz/signoz/pkg/types/systemdashboardtypes"
+	"github.com/SigNoz/signoz/pkg/types/tagtypes"
+	"github.com/SigNoz/signoz/pkg/valuer"
+	"github.com/stretchr/testify/assert"
+	"github.com/stretchr/testify/require"
+)
+
+const testDashboardName = "test-overview"
+
+func newTestSQLStore(t *testing.T) sqlstore.SQLStore {
+	t.Helper()
+
+	store, err := sqlitesqlstore.New(context.Background(), factorytest.NewSettings(), sqlstore.Config{
+		Provider:   "sqlite",
+		Connection: sqlstore.ConnectionConfig{MaxOpenConns: 10},
+		Sqlite: sqlstore.SqliteConfig{
+			Path:            filepath.Join(t.TempDir(), "test.db"),
+			Mode:            "wal",
+			BusyTimeout:     5 * time.Second,
+			TransactionMode: "deferred",
+		},
+	})
+	require.NoError(t, err)
+
+	for _, model := range []any{
+		(*dashboardtypes.StorableDashboard)(nil),
+		(*tagtypes.Tag)(nil),
+		(*tagtypes.TagRelation)(nil),
+		(*systemdashboardtypes.StorableSystemDashboard)(nil),
+	} {
+		_, err := store.BunDB().NewCreateTable().Model(model).IfNotExists().Exec(context.Background())
+		require.NoError(t, err)
+	}
+
+	_, err = store.BunDB().Exec(`CREATE UNIQUE INDEX IF NOT EXISTS uq_system_dashboard_org_name ON system_dashboard (org_id, name)`)
+	require.NoError(t, err)
+
+	return store
+}
+
+func newTestModule(t *testing.T, sqlStore sqlstore.SQLStore, definitions ...systemdashboardtypes.Definition) (*module, dashboard.Module) {
+	t.Helper()
+
+	providerSettings := factorytest.NewSettings()
+	dashboardModule := impldashboard.NewModule(
+		impldashboard.NewStore(sqlStore),
+		providerSettings,
+		analyticstest.New(),
+		nil,
+		queryparser.New(providerSettings),
+		impltag.NewModule(impltag.NewStore(sqlStore)),
+	)
+
+	registry, err := systemdashboardtypes.NewRegistry(definitions)
+	require.NoError(t, err)
+
+	return NewModule(providerSettings, NewStore(sqlStore), registry, dashboardModule).(*module), dashboardModule
+}
+
+func newTestDefinition(t *testing.T, version int, displayName string) systemdashboardtypes.Definition {
+	t.Helper()
+
+	raw := `{
+		"version": ` + strconv.Itoa(version) + `,
+		"definition": {
+			"schemaVersion": "` + dashboardtypes.SchemaVersion + `",
+			"name": "` + dashboardtypes.SystemDashboardNamePrefix + testDashboardName + `",
+			"tags": [],
+			"spec": {"display": {"name": "` + displayName + `"}, "variables": [], "panels": {}, "layouts": []}
+		}
+	}`
+
+	definition, err := systemdashboardtypes.NewDefinition([]byte(raw))
+	require.NoError(t, err)
+
+	return definition
+}
+
+func TestReconcileProvisionsThenUpgradesUntilTheRowIsModified(t *testing.T) {
+	ctx := context.Background()
+	sqlStore := newTestSQLStore(t)
+	orgID := valuer.GenerateUUID()
+
+	systemDashboardModule, _ := newTestModule(t, sqlStore, newTestDefinition(t, 1, "v1"))
+	require.NoError(t, systemDashboardModule.Reconcile(ctx, orgID))
+
+	provisioned, err := systemDashboardModule.Get(ctx, orgID, testDashboardName)
+	require.NoError(t, err)
+	assert.Equal(t, dashboardtypes.SourceSystem, provisioned.Source)
+	assert.Equal(t, systemdashboardtypes.ProvisionerIdentity, provisioned.CreatedBy)
+	assert.Equal(t, "v1", provisioned.Spec.Display.Name)
+	assert.Equal(t, 1, stateVersion(t, systemDashboardModule, ctx, orgID))
+
+	// Reconciling the same version again is a no-op.
+	require.NoError(t, systemDashboardModule.Reconcile(ctx, orgID))
+	unchanged, err := systemDashboardModule.Get(ctx, orgID, testDashboardName)
+	require.NoError(t, err)
+	assert.Equal(t, provisioned.UpdatedAt, unchanged.UpdatedAt)
+
+	// An unmodified copy is upgraded in place, keeping its id.
+	upgradingModule, dashboardModule := newTestModule(t, sqlStore, newTestDefinition(t, 2, "v2"))
+	require.NoError(t, upgradingModule.Reconcile(ctx, orgID))
+
+	upgraded, err := upgradingModule.Get(ctx, orgID, testDashboardName)
+	require.NoError(t, err)
+	assert.Equal(t, provisioned.ID, upgraded.ID)
+	assert.Equal(t, "v2", upgraded.Spec.Display.Name)
+	assert.Equal(t, 2, stateVersion(t, upgradingModule, ctx, orgID))
+
+	// Once anything but the provisioner writes the row, later releases leave it alone.
+	updatable := newTestDefinition(t, 2, "edited out of band").ToUpdatable()
+	_, err = dashboardModule.UpdateUnsafeV2(ctx, orgID, upgraded.ID, "user@signoz.io", updatable)
+	require.NoError(t, err)
+
+	shippingModule, _ := newTestModule(t, sqlStore, newTestDefinition(t, 3, "v3"))
+	require.NoError(t, shippingModule.Reconcile(ctx, orgID))
+
+	untouched, err := shippingModule.Get(ctx, orgID, testDashboardName)
+	require.NoError(t, err)
+	assert.Equal(t, "user@signoz.io", untouched.UpdatedBy)
+	assert.Equal(t, "edited out of band", untouched.Spec.Display.Name)
+	assert.Equal(t, 2, stateVersion(t, shippingModule, ctx, orgID))
+}
+
+func stateVersion(t *testing.T, module *module, ctx context.Context, orgID valuer.UUID) int {
+	t.Helper()
+
+	state, err := module.store.Get(ctx, orgID, dashboardtypes.SystemDashboardNamePrefix+testDashboardName)
+	require.NoError(t, err)
+
+	return state.Version
+}
+
+func TestSystemDashboardsAreImmutableToUsers(t *testing.T) {
+	ctx := context.Background()
+	sqlStore := newTestSQLStore(t)
+	orgID := valuer.GenerateUUID()
+
+	systemDashboardModule, dashboardModule := newTestModule(t, sqlStore, newTestDefinition(t, 1, "v1"))
+	require.NoError(t, systemDashboardModule.Reconcile(ctx, orgID))
+
+	provisioned, err := systemDashboardModule.Get(ctx, orgID, testDashboardName)
+	require.NoError(t, err)
+
+	_, err = dashboardModule.UpdateV2(ctx, orgID, provisioned.ID, "user@signoz.io", newTestDefinition(t, 1, "edited").ToUpdatable())
+	require.Error(t, err)
+	assert.Contains(t, err.Error(), "cannot be modified")
+}
+
+func TestReconcileDoesNotDowngrade(t *testing.T) {
+	ctx := context.Background()
+	sqlStore := newTestSQLStore(t)
+	orgID := valuer.GenerateUUID()
+
+	newerModule, _ := newTestModule(t, sqlStore, newTestDefinition(t, 3, "v3"))
+	require.NoError(t, newerModule.Reconcile(ctx, orgID))
+
+	olderModule, _ := newTestModule(t, sqlStore, newTestDefinition(t, 2, "v2"))
+	require.NoError(t, olderModule.Reconcile(ctx, orgID))
+
+	got, err := newerModule.Get(ctx, orgID, testDashboardName)
+	require.NoError(t, err)
+	assert.Equal(t, "v3", got.Spec.Display.Name)
+	assert.Equal(t, 3, stateVersion(t, newerModule, ctx, orgID))
+}
+
+func TestGetRejectsANonSystemDashboard(t *testing.T) {
+	ctx := context.Background()
+	sqlStore := newTestSQLStore(t)
+	orgID := valuer.GenerateUUID()
+
+	systemDashboardModule, dashboardModule := newTestModule(t, sqlStore)
+
+	var postable dashboardtypes.PostableDashboardV2
+	require.NoError(t, postable.UnmarshalJSON([]byte(`{
+		"schemaVersion": "`+dashboardtypes.SchemaVersion+`",
+		"name": "a-user-dashboard",
+		"tags": [],
+		"spec": {"display": {"name": "user"}, "variables": [], "panels": {}, "layouts": []}
+	}`)))
+	_, err := dashboardModule.CreateV2(ctx, orgID, "user@signoz.io", valuer.GenerateUUID(), dashboardtypes.SourceUser, postable)
+	require.NoError(t, err)
+
+	// The server-side prefix makes user names structurally unreachable here.
+	_, err = systemDashboardModule.Get(ctx, orgID, "a-user-dashboard")
+	require.Error(t, err)
+
+	_, err = systemDashboardModule.Get(ctx, orgID, dashboardtypes.SystemDashboardNamePrefix+testDashboardName)
+	require.Error(t, err)
+	assert.Contains(t, err.Error(), "must not carry")
+}

pkg/modules/systemdashboard/implsystemdashboard/service.go

@@ -0,0 +1,81 @@
+package implsystemdashboard
+
+import (
+	"context"
+	"log/slog"
+	"time"
+
+	"github.com/SigNoz/signoz/pkg/errors"
+	"github.com/SigNoz/signoz/pkg/factory"
+	"github.com/SigNoz/signoz/pkg/modules/organization"
+	"github.com/SigNoz/signoz/pkg/modules/systemdashboard"
+)
+
+const reconcileRetryInterval = 30 * time.Second
+
+type service struct {
+	settings  factory.ScopedProviderSettings
+	module    systemdashboard.Module
+	orgGetter organization.Getter
+	stopC     chan struct{}
+	healthyC  chan struct{}
+}
+
+// NewService reconciles every org's system dashboards once at startup. Orgs
+// created later are reconciled by the organization setter instead.
+func NewService(providerSettings factory.ProviderSettings, module systemdashboard.Module, orgGetter organization.Getter) factory.Service {
+	return &service{
+		settings:  factory.NewScopedProviderSettings(providerSettings, "github.com/SigNoz/signoz/pkg/modules/systemdashboard/implsystemdashboard"),
+		module:    module,
+		orgGetter: orgGetter,
+		stopC:     make(chan struct{}),
+		healthyC:  make(chan struct{}),
+	}
+}
+
+func (service *service) Start(ctx context.Context) error {
+	ticker := time.NewTicker(reconcileRetryInterval)
+	defer ticker.Stop()
+
+	for {
+		err := service.reconcile(ctx)
+		if err == nil {
+			close(service.healthyC)
+			<-service.stopC
+			return nil
+		}
+
+		service.settings.Logger().WarnContext(ctx, "system dashboard reconciliation failed, retrying", errors.Attr(err))
+
+		select {
+		case <-service.stopC:
+			return nil
+		case <-ticker.C:
+		}
+	}
+}
+
+func (service *service) Healthy() <-chan struct{} {
+	return service.healthyC
+}
+
+func (service *service) Stop(_ context.Context) error {
+	close(service.stopC)
+	return nil
+}
+
+func (service *service) reconcile(ctx context.Context) error {
+	orgs, err := service.orgGetter.ListByOwnedKeyRange(ctx)
+	if err != nil {
+		return err
+	}
+
+	for _, org := range orgs {
+		if err := service.module.Reconcile(ctx, org.ID); err != nil {
+			return errors.Wrapf(err, errors.TypeInternal, errors.CodeInternal, "couldn't reconcile system dashboards for org %s", org.ID.StringValue())
+		}
+	}
+
+	service.settings.Logger().InfoContext(ctx, "system dashboard reconciliation completed", slog.Int("orgs", len(orgs)))
+	return nil
+}

pkg/modules/systemdashboard/implsystemdashboard/store.go

@@ -0,0 +1,80 @@
+package implsystemdashboard
+
+import (
+	"context"
+	"time"
+
+	"github.com/SigNoz/signoz/pkg/errors"
+	"github.com/SigNoz/signoz/pkg/sqlstore"
+	"github.com/SigNoz/signoz/pkg/types/systemdashboardtypes"
+	"github.com/SigNoz/signoz/pkg/valuer"
+)
+
+type store struct {
+	sqlstore sqlstore.SQLStore
+}
+
+func NewStore(sqlstore sqlstore.SQLStore) systemdashboardtypes.Store {
+	return &store{sqlstore: sqlstore}
+}
+
+func (store *store) Create(ctx context.Context, storable *systemdashboardtypes.StorableSystemDashboard) error {
+	_, err := store.
+		sqlstore.
+		BunDBCtx(ctx).
+		NewInsert().
+		Model(storable).
+		Exec(ctx)
+	if err != nil {
+		return store.sqlstore.WrapAlreadyExistsErrf(err, systemdashboardtypes.ErrCodeSystemDashboardAlreadyProvisioned, "system dashboard %s is already provisioned", storable.Name)
+	}
+
+	return nil
+}
+
+func (store *store) Get(ctx context.Context, orgID valuer.UUID, name string) (*systemdashboardtypes.StorableSystemDashboard, error) {
+	storable := new(systemdashboardtypes.StorableSystemDashboard)
+	err := store.
+		sqlstore.
+		BunDBCtx(ctx).
+		NewSelect().
+		Model(storable).
+		Where("org_id = ?", orgID).
+		Where("name = ?", name).
+		Scan(ctx)
+	if err != nil {
+		return nil, store.sqlstore.WrapNotFoundErrf(err, systemdashboardtypes.ErrCodeSystemDashboardNotFound, "system dashboard %s is not provisioned", name)
+	}
+
+	return storable, nil
+}
+
+func (store *store) UpdateVersion(ctx context.Context, orgID valuer.UUID, name string, version int) error {
+	result, err := store.
+		sqlstore.
+		BunDBCtx(ctx).
+		NewUpdate().
+		Model(new(systemdashboardtypes.StorableSystemDashboard)).
+		Set("version = ?", version).
+		Set("updated_at = ?", time.Now()).
+		Where("org_id = ?", orgID).
+		Where("name = ?", name).
+		Exec(ctx)
+	if err != nil {
+		return err
+	}
+
+	rows, err := result.RowsAffected()
+	if err != nil {
+		return err
+	}
+	if rows == 0 {
+		return errors.Newf(errors.TypeNotFound, systemdashboardtypes.ErrCodeSystemDashboardNotFound, "system dashboard %s is not provisioned", name)
+	}
+
+	return nil
+}
+
+func (store *store) RunInTx(ctx context.Context, cb func(ctx context.Context) error) error {
+	return store.sqlstore.RunInTxCtx(ctx, nil, cb)
+}

pkg/modules/systemdashboard/systemdashboard.go

@@ -0,0 +1,28 @@
+package systemdashboard
+
+import (
+	"context"
+	"net/http"
+
+	"github.com/SigNoz/signoz/pkg/types/dashboardtypes"
+	"github.com/SigNoz/signoz/pkg/valuer"
+)
+
+type Module interface {
+	// Reconcile provisions the org's missing system dashboards and upgrades the
+	// unmodified ones to the shipped version. It never touches a dashboard whose
+	// row carries a foreign write and it never deletes.
+	Reconcile(ctx context.Context, orgID valuer.UUID) error
+
+	// Get addresses the dashboard by its bare definition name; the reserved
+	// prefix is a storage concern the API never exposes.
+	Get(ctx context.Context, orgID valuer.UUID, name string) (*dashboardtypes.DashboardV2, error)
+
+	// ResolveID maps a system dashboard's name to its id, so routes addressed by
+	// name can be authz-checked and audited against the id tuples carry.
+	ResolveID(ctx context.Context, orgID valuer.UUID, name string) (valuer.UUID, error)
+}
+
+type Handler interface {
+	Get(http.ResponseWriter, *http.Request)
+}

pkg/signoz/handler.go

@@ -46,6 +46,8 @@ import (
 	"github.com/SigNoz/signoz/pkg/modules/spanmapper/implspanmapper"
 	"github.com/SigNoz/signoz/pkg/modules/spanpercentile"
 	"github.com/SigNoz/signoz/pkg/modules/spanpercentile/implspanpercentile"
+	"github.com/SigNoz/signoz/pkg/modules/systemdashboard"
+	"github.com/SigNoz/signoz/pkg/modules/systemdashboard/implsystemdashboard"
 	"github.com/SigNoz/signoz/pkg/modules/tracedetail"
 	"github.com/SigNoz/signoz/pkg/modules/tracedetail/impltracedetail"
 	"github.com/SigNoz/signoz/pkg/modules/tracefunnel"
@@ -88,6 +90,7 @@ type Handlers struct {
 	RulerHandler            ruler.Handler
 	LLMPricingRuleHandler   llmpricingrule.Handler
 	StatsHandler            statsreporter.Handler
+	SystemDashboard         systemdashboard.Handler
 }
 
 func NewHandlers(
@@ -137,5 +140,6 @@ func NewHandlers(
 		RulerHandler:            signozruler.NewHandler(rulerService),
 		LLMPricingRuleHandler:   impllmpricingrule.NewHandler(modules.LLMPricingRule),
 		StatsHandler:            statsreporter.NewHandler(statsAggregator),
+		SystemDashboard:         implsystemdashboard.NewHandler(modules.SystemDashboard),
 	}
 }

pkg/signoz/handler_test.go

@@ -59,7 +59,7 @@ func TestNewHandlers(t *testing.T) {
 	userGetter := impluser.NewGetter(impluser.NewStore(sqlstore, providerSettings), userRoleStore, flagger)
 
 	retentionGetter := implretention.NewGetter(implretention.NewStore(sqlstore))
-	modules := NewModules(sqlstore, tokenizer, emailing, providerSettings, orgGetter, alertmanager, nil, nil, nil, nil, nil, nil, nil, queryParser, Config{}, dashboardModule, userGetter, userRoleStore, nil, nil, nil, retentionGetter, flagger, tagModule, nil)
+	modules := NewModules(sqlstore, tokenizer, emailing, providerSettings, orgGetter, alertmanager, nil, nil, nil, nil, nil, nil, nil, queryParser, Config{}, dashboardModule, userGetter, userRoleStore, nil, nil, nil, retentionGetter, flagger, tagModule, nil, nil)
 
 	querierHandler := querier.NewHandler(providerSettings, nil, nil)
 	registryHandler := factory.NewHandler(nil)

pkg/signoz/module.go

@@ -48,6 +48,7 @@ import (
 	"github.com/SigNoz/signoz/pkg/modules/spanmapper/implspanmapper"
 	"github.com/SigNoz/signoz/pkg/modules/spanpercentile"
 	"github.com/SigNoz/signoz/pkg/modules/spanpercentile/implspanpercentile"
+	"github.com/SigNoz/signoz/pkg/modules/systemdashboard"
 	"github.com/SigNoz/signoz/pkg/modules/tag"
 	"github.com/SigNoz/signoz/pkg/modules/tracedetail"
 	"github.com/SigNoz/signoz/pkg/modules/tracedetail/impltracedetail"
@@ -67,35 +68,36 @@ import (
 )
 
 type Modules struct {
-	OrgGetter           organization.Getter
-	OrgSetter           organization.Setter
-	Preference          preference.Module
-	UserSetter          user.Setter
-	UserGetter          user.Getter
-	RetentionGetter     retention.Getter
-	SavedView           savedview.Module
-	Apdex               apdex.Module
-	Dashboard           dashboard.Module
-	QuickFilter         quickfilter.Module
-	TraceFunnel         tracefunnel.Module
-	RawDataExport       rawdataexport.Module
-	AuthDomain          authdomain.Module
-	Session             session.Module
-	Services            services.Module
-	SpanPercentile      spanpercentile.Module
-	MetricsExplorer     metricsexplorer.Module
-	MetricReductionRule metricreductionrule.Module
-	InfraMonitoring     inframonitoring.Module
+	OrgGetter            organization.Getter
+	OrgSetter            organization.Setter
+	Preference           preference.Module
+	UserSetter           user.Setter
+	UserGetter           user.Getter
+	RetentionGetter      retention.Getter
+	SavedView            savedview.Module
+	Apdex                apdex.Module
+	Dashboard            dashboard.Module
+	QuickFilter          quickfilter.Module
+	TraceFunnel          tracefunnel.Module
+	RawDataExport        rawdataexport.Module
+	AuthDomain           authdomain.Module
+	Session              session.Module
+	Services             services.Module
+	SpanPercentile       spanpercentile.Module
+	MetricsExplorer      metricsexplorer.Module
+	MetricReductionRule  metricreductionrule.Module
+	InfraMonitoring      inframonitoring.Module
 	Promote              promote.Module
 	ServiceAccount       serviceaccount.Module
 	ServiceAccountGetter serviceaccount.Getter
 	CloudIntegration     cloudintegration.Module
-	LogsPipeline        logspipeline.Module
-	RuleStateHistory    rulestatehistory.Module
-	TraceDetail         tracedetail.Module
-	SpanMapper          spanmapper.Module
-	LLMPricingRule      llmpricingrule.Module
-	Tag                 tag.Module
+	LogsPipeline         logspipeline.Module
+	RuleStateHistory     rulestatehistory.Module
+	TraceDetail          tracedetail.Module
+	SpanMapper           spanmapper.Module
+	LLMPricingRule       llmpricingrule.Module
+	Tag                  tag.Module
+	SystemDashboard      systemdashboard.Module
 }
 
 func NewModules(
@@ -124,9 +126,10 @@ func NewModules(
 	fl flagger.Flagger,
 	tagModule tag.Module,
 	metricReductionRule metricreductionrule.Module,
+	systemDashboard systemdashboard.Module,
 ) Modules {
 	quickfilter := implquickfilter.NewModule(implquickfilter.NewStore(sqlstore))
-	orgSetter := implorganization.NewSetter(implorganization.NewStore(sqlstore), alertmanager, quickfilter)
+	orgSetter := implorganization.NewSetter(implorganization.NewStore(sqlstore), alertmanager, quickfilter, systemDashboard)
 	// Cleanup callbacks from other modules, invoked when a user is deleted.
 	onDeleteUser := []user.OnDeleteUser{
 		dashboard.DeletePreferencesForUser,
@@ -136,34 +139,35 @@ func NewModules(
 	authDomainModule := implauthdomain.NewModule(implauthdomain.NewStore(sqlstore), authNs, authz)
 
 	return Modules{
-		OrgGetter:           orgGetter,
-		OrgSetter:           orgSetter,
-		Preference:          implpreference.NewModule(implpreference.NewStore(sqlstore), preferencetypes.NewAvailablePreference()),
-		SavedView:           implsavedview.NewModule(implsavedview.NewStore(sqlstore)),
-		Apdex:               implapdex.NewModule(sqlstore),
-		Dashboard:           dashboard,
-		UserSetter:          userSetter,
-		UserGetter:          userGetter,
-		RetentionGetter:     retentionGetter,
-		QuickFilter:         quickfilter,
-		TraceFunnel:         impltracefunnel.NewModule(impltracefunnel.NewStore(sqlstore)),
-		RawDataExport:       implrawdataexport.NewModule(querier),
-		AuthDomain:          authDomainModule,
-		Session:             implsession.NewModule(providerSettings, authNs, userSetter, userGetter, authDomainModule, tokenizer, orgGetter, authz, config.Global),
-		SpanPercentile:      implspanpercentile.NewModule(querier, providerSettings),
-		Services:            implservices.NewModule(querier, telemetryStore),
-		MetricsExplorer:     implmetricsexplorer.NewModule(telemetryStore, telemetryMetadataStore, cache, ruleStore, dashboard, fl, providerSettings, config.MetricsExplorer),
-		MetricReductionRule: metricReductionRule,
-		InfraMonitoring:     implinframonitoring.NewModule(telemetryStore, telemetryMetadataStore, querier, fl, providerSettings, config.InfraMonitoring),
-		Promote:             implpromote.NewModule(telemetryMetadataStore, telemetryStore),
+		OrgGetter:            orgGetter,
+		OrgSetter:            orgSetter,
+		Preference:           implpreference.NewModule(implpreference.NewStore(sqlstore), preferencetypes.NewAvailablePreference()),
+		SavedView:            implsavedview.NewModule(implsavedview.NewStore(sqlstore)),
+		Apdex:                implapdex.NewModule(sqlstore),
+		Dashboard:            dashboard,
+		UserSetter:           userSetter,
+		UserGetter:           userGetter,
+		RetentionGetter:      retentionGetter,
+		QuickFilter:          quickfilter,
+		TraceFunnel:          impltracefunnel.NewModule(impltracefunnel.NewStore(sqlstore)),
+		RawDataExport:        implrawdataexport.NewModule(querier),
+		AuthDomain:           authDomainModule,
+		Session:              implsession.NewModule(providerSettings, authNs, userSetter, userGetter, authDomainModule, tokenizer, orgGetter, authz, config.Global),
+		SpanPercentile:       implspanpercentile.NewModule(querier, providerSettings),
+		Services:             implservices.NewModule(querier, telemetryStore),
+		MetricsExplorer:      implmetricsexplorer.NewModule(telemetryStore, telemetryMetadataStore, cache, ruleStore, dashboard, fl, providerSettings, config.MetricsExplorer),
+		MetricReductionRule:  metricReductionRule,
+		InfraMonitoring:      implinframonitoring.NewModule(telemetryStore, telemetryMetadataStore, querier, fl, providerSettings, config.InfraMonitoring),
+		Promote:              implpromote.NewModule(telemetryMetadataStore, telemetryStore),
 		ServiceAccount:       serviceAccount,
 		ServiceAccountGetter: serviceAccountGetter,
-		LogsPipeline:        impllogspipeline.NewModule(sqlstore),
-		RuleStateHistory:    implrulestatehistory.NewModule(implrulestatehistory.NewStore(telemetryStore, telemetryMetadataStore, providerSettings.Logger), ruleStore),
-		CloudIntegration:    cloudIntegrationModule,
-		TraceDetail:         impltracedetail.NewModule(impltracedetail.NewTraceStore(telemetryStore), providerSettings, config.TraceDetail),
-		SpanMapper:          implspanmapper.NewModule(implspanmapper.NewStore(sqlstore), fl),
-		LLMPricingRule:      impllmpricingrule.NewModule(impllmpricingrule.NewStore(sqlstore), fl, querier),
-		Tag:                 tagModule,
+		LogsPipeline:         impllogspipeline.NewModule(sqlstore),
+		RuleStateHistory:     implrulestatehistory.NewModule(implrulestatehistory.NewStore(telemetryStore, telemetryMetadataStore, providerSettings.Logger), ruleStore),
+		CloudIntegration:     cloudIntegrationModule,
+		TraceDetail:          impltracedetail.NewModule(impltracedetail.NewTraceStore(telemetryStore), providerSettings, config.TraceDetail),
+		SpanMapper:           implspanmapper.NewModule(implspanmapper.NewStore(sqlstore), fl),
+		LLMPricingRule:       impllmpricingrule.NewModule(impllmpricingrule.NewStore(sqlstore), fl, querier),
+		Tag:                  tagModule,
+		SystemDashboard:      systemDashboard,
 	}
 }

pkg/signoz/module_test.go

@@ -21,6 +21,7 @@ import (
 	"github.com/SigNoz/signoz/pkg/modules/retention/implretention"
 	"github.com/SigNoz/signoz/pkg/modules/serviceaccount"
 	"github.com/SigNoz/signoz/pkg/modules/serviceaccount/implserviceaccount"
+	"github.com/SigNoz/signoz/pkg/modules/systemdashboard/implsystemdashboard"
 	"github.com/SigNoz/signoz/pkg/modules/tag/impltag"
 	"github.com/SigNoz/signoz/pkg/modules/user/impluser"
 	"github.com/SigNoz/signoz/pkg/queryparser"
@@ -66,7 +67,12 @@ func TestNewModules(t *testing.T) {
 
 	retentionGetter := implretention.NewGetter(implretention.NewStore(sqlstore))
 
-	modules := NewModules(sqlstore, tokenizer, emailing, providerSettings, orgGetter, alertmanager, nil, nil, nil, nil, nil, nil, nil, queryParser, Config{}, dashboardModule, userGetter, userRoleStore, serviceAccount, serviceAccountGetter, implcloudintegration.NewModule(), retentionGetter, flagger, tagModule, implmetricreductionrule.NewModule())
+	systemDashboardRegistry, err := implsystemdashboard.NewRegistry()
+	require.NoError(t, err)
+
+	systemDashboard := implsystemdashboard.NewModule(providerSettings, implsystemdashboard.NewStore(sqlstore), systemDashboardRegistry, dashboardModule)
+
+	modules := NewModules(sqlstore, tokenizer, emailing, providerSettings, orgGetter, alertmanager, nil, nil, nil, nil, nil, nil, nil, queryParser, Config{}, dashboardModule, userGetter, userRoleStore, serviceAccount, serviceAccountGetter, implcloudintegration.NewModule(), retentionGetter, flagger, tagModule, implmetricreductionrule.NewModule(), systemDashboard)
 
 	reflectVal := reflect.ValueOf(modules)
 	for i := 0; i < reflectVal.NumField(); i++ {

pkg/signoz/openapi.go

@@ -35,6 +35,7 @@ import (
 	"github.com/SigNoz/signoz/pkg/modules/serviceaccount"
 	"github.com/SigNoz/signoz/pkg/modules/session"
 	"github.com/SigNoz/signoz/pkg/modules/spanmapper"
+	"github.com/SigNoz/signoz/pkg/modules/systemdashboard"
 	"github.com/SigNoz/signoz/pkg/modules/tracedetail"
 	"github.com/SigNoz/signoz/pkg/modules/user"
 	"github.com/SigNoz/signoz/pkg/querier"
@@ -93,6 +94,8 @@ func NewOpenAPI(ctx context.Context, instrumentation instrumentation.Instrumenta
 		struct{ ruler.Handler }{},
 		struct{ statsreporter.Handler }{},
 		struct{ savedview.Handler }{},
+		struct{ systemdashboard.Module }{},
+		struct{ systemdashboard.Handler }{},
 	).New(ctx, instrumentation.ToProviderSettings(), apiserver.Config{})
 	if err != nil {
 		return nil, err

pkg/signoz/provider.go

@@ -244,6 +244,7 @@ func NewSQLMigrationProviderFactories(
 		sqlmigration.NewDeleteOrphanUserRolesFactory(),
 		sqlmigration.NewMigrateLambdaDashboardsFactory(),
 		sqlmigration.NewAddAuthDomainTuplesFactory(sqlstore),
+		sqlmigration.NewAddSystemDashboardFactory(sqlstore, sqlschema),
 	)
 }
 
@@ -347,6 +348,8 @@ func NewAPIServerProviderFactories(orgGetter organization.Getter, authz authz.Au
 			handlers.RulerHandler,
 			handlers.StatsHandler,
 			handlers.SavedView,
+			modules.SystemDashboard,
+			handlers.SystemDashboard,
 		),
 	)
 }

pkg/signoz/signoz.go

@@ -36,6 +36,7 @@ import (
 	"github.com/SigNoz/signoz/pkg/modules/rulestatehistory"
 	"github.com/SigNoz/signoz/pkg/modules/serviceaccount"
 	"github.com/SigNoz/signoz/pkg/modules/serviceaccount/implserviceaccount"
+	"github.com/SigNoz/signoz/pkg/modules/systemdashboard/implsystemdashboard"
 	"github.com/SigNoz/signoz/pkg/modules/tag"
 	"github.com/SigNoz/signoz/pkg/modules/tag/impltag"
 	"github.com/SigNoz/signoz/pkg/modules/user/impluser"
@@ -540,8 +541,16 @@ func New(
 
 	metricReductionRuleModule := metricReductionRuleModuleCallback(sqlstore, telemetrystore, dashboard, queryParser, licensing, flagger, telemetryMetadataStore, providerSettings, config.MetricsExplorer.TelemetryStore.Threads)
 
+	// Initialize the system dashboard module. The registry is parsed here so a
+	// malformed embedded definition fails startup instead of a request.
+	systemDashboardRegistry, err := implsystemdashboard.NewRegistry()
+	if err != nil {
+		return nil, err
+	}
+	systemDashboardModule := implsystemdashboard.NewModule(providerSettings, implsystemdashboard.NewStore(sqlstore), systemDashboardRegistry, dashboard)
+
 	// Initialize all modules
-	modules := NewModules(sqlstore, tokenizer, emailing, providerSettings, orgGetter, alertmanager, analytics, querier, telemetrystore, telemetryMetadataStore, authNs, authz, cache, queryParser, config, dashboard, userGetter, userRoleStore, serviceAccount, serviceAccountGetter, cloudIntegrationModule, retentionGetter, flagger, tagModule, metricReductionRuleModule)
+	modules := NewModules(sqlstore, tokenizer, emailing, providerSettings, orgGetter, alertmanager, analytics, querier, telemetrystore, telemetryMetadataStore, authNs, authz, cache, queryParser, config, dashboard, userGetter, userRoleStore, serviceAccount, serviceAccountGetter, cloudIntegrationModule, retentionGetter, flagger, tagModule, metricReductionRuleModule, systemDashboardModule)
 
 	// Initialize ruler from the variant-specific provider factories
 	rulerInstance, err := factory.NewProviderFromNamedMap(ctx, providerSettings, config.Ruler, rulerProviderFactories(cache, alertmanager, sqlstore, telemetrystore, telemetryMetadataStore, prometheus, orgGetter, modules.RuleStateHistory, querier, queryParser), "signoz")
@@ -610,6 +619,7 @@ func New(
 		factory.NewNamedService(factory.MustNewName("auditor"), auditor),
 		factory.NewNamedService(factory.MustNewName("meterreporter"), meterReporter, factory.MustNewName("licensing")),
 		factory.NewNamedService(factory.MustNewName("ruler"), rulerInstance),
+		factory.NewNamedService(factory.MustNewName("systemdashboard"), implsystemdashboard.NewService(providerSettings, systemDashboardModule, orgGetter)),
 	)
 	if err != nil {
 		return nil, err

pkg/sqlmigration/118_add_system_dashboard.go

@@ -0,0 +1,93 @@
+package sqlmigration
+
+import (
+	"context"
+
+	"github.com/SigNoz/signoz/pkg/factory"
+	"github.com/SigNoz/signoz/pkg/sqlschema"
+	"github.com/SigNoz/signoz/pkg/sqlstore"
+	"github.com/uptrace/bun"
+	"github.com/uptrace/bun/migrate"
+)
+
+type addSystemDashboard struct {
+	sqlstore  sqlstore.SQLStore
+	sqlschema sqlschema.SQLSchema
+}
+
+func NewAddSystemDashboardFactory(sqlstore sqlstore.SQLStore, sqlschema sqlschema.SQLSchema) factory.ProviderFactory[SQLMigration, Config] {
+	return factory.NewProviderFactory(
+		factory.MustNewName("add_system_dashboard"),
+		func(ctx context.Context, ps factory.ProviderSettings, c Config) (SQLMigration, error) {
+			return &addSystemDashboard{sqlstore: sqlstore, sqlschema: sqlschema}, nil
+		},
+	)
+}
+
+func (migration *addSystemDashboard) Register(migrations *migrate.Migrations) error {
+	return migrations.Register(migration.Up, migration.Down)
+}
+
+func (migration *addSystemDashboard) Up(ctx context.Context, db *bun.DB) error {
+	tx, err := db.BeginTx(ctx, nil)
+	if err != nil {
+		return err
+	}
+	defer func() { _ = tx.Rollback() }()
+
+	sqls := migration.sqlschema.Operator().CreateTable(&sqlschema.Table{
+		Name: "system_dashboard",
+		Columns: []*sqlschema.Column{
+			{Name: "id", DataType: sqlschema.DataTypeText, Nullable: false},
+			{Name: "org_id", DataType: sqlschema.DataTypeText, Nullable: false},
+			{Name: "dashboard_id", DataType: sqlschema.DataTypeText, Nullable: false},
+			{Name: "name", DataType: sqlschema.DataTypeText, Nullable: false},
+			{Name: "version", DataType: sqlschema.DataTypeBigInt, Nullable: false},
+			{Name: "created_at", DataType: sqlschema.DataTypeTimestamp, Nullable: false},
+			{Name: "updated_at", DataType: sqlschema.DataTypeTimestamp, Nullable: false},
+		},
+		PrimaryKeyConstraint: &sqlschema.PrimaryKeyConstraint{
+			ColumnNames: []sqlschema.ColumnName{"id"},
+		},
+		ForeignKeyConstraints: []*sqlschema.ForeignKeyConstraint{
+			{
+				ReferencingColumnName: sqlschema.ColumnName("org_id"),
+				ReferencedTableName:   sqlschema.TableName("organizations"),
+				ReferencedColumnName:  sqlschema.ColumnName("id"),
+			},
+			{
+				ReferencingColumnName: sqlschema.ColumnName("dashboard_id"),
+				ReferencedTableName:   sqlschema.TableName("dashboard"),
+				ReferencedColumnName:  sqlschema.ColumnName("id"),
+			},
+		},
+	})
+
+	// (org_id, name) is what makes provisioning safe across replicas: the state
+	// row is written in the same transaction as the dashboard, so a losing racer
+	// rolls back its dashboard too.
+	sqls = append(sqls, migration.sqlschema.Operator().CreateIndex(
+		&sqlschema.UniqueIndex{
+			TableName:   "system_dashboard",
+			ColumnNames: []sqlschema.ColumnName{"org_id", "name"},
+		},
+	)...)
+	sqls = append(sqls, migration.sqlschema.Operator().CreateIndex(
+		&sqlschema.UniqueIndex{
+			TableName:   "system_dashboard",
+			ColumnNames: []sqlschema.ColumnName{"dashboard_id"},
+		},
+	)...)
+
+	for _, sql := range sqls {
+		if _, err := tx.ExecContext(ctx, string(sql)); err != nil {
+			return err
+		}
+	}
+
+	return tx.Commit()
+}
+
+func (migration *addSystemDashboard) Down(context.Context, *bun.DB) error {
+	return nil
+}

pkg/types/dashboardtypes/perses_dashboard.go

@@ -25,6 +25,10 @@ const (
 	dashboardNameSuffixLen = 8
 )
 
+// SystemDashboardNamePrefix is reserved for dashboards SigNoz ships and owns. Generated
+// names never contain consecutive hyphens, so only a typed name can carry it — create rejects that.
+const SystemDashboardNamePrefix = "signoz---"
+
 const (
 	dashboardIconPathPrefix = "/assets/Icons/"
 	dashboardLogoPathPrefix = "/assets/Logos/"
@@ -75,8 +79,8 @@ type DashboardV2 struct {
 }
 
 func (d *DashboardV2) ErrIfNotMutable() error {
-	if d.Source == SourceIntegration {
-		return errors.Newf(errors.TypeInvalidInput, ErrCodeDashboardImmutable, "integration dashboards cannot be modified")
+	if d.Source != SourceUser {
+		return errors.Newf(errors.TypeInvalidInput, ErrCodeDashboardImmutable, "%s dashboards cannot be modified", d.Source)
 	}
 	return nil
 }
@@ -95,6 +99,11 @@ func (d *DashboardV2) Update(updatable UpdatableDashboardV2, updatedBy string, r
 	if err := d.ErrIfNotUpdatable(); err != nil {
 		return err
 	}
+	return d.UpdateUnsafe(updatable, updatedBy, resolvedTags)
+}
+
+// UpdateUnsafe applies the update without the source/lock gate. Intended for internal system callers.
+func (d *DashboardV2) UpdateUnsafe(updatable UpdatableDashboardV2, updatedBy string, resolvedTags []*tagtypes.Tag) error {
 	if updatable.Name != d.Name {
 		return errors.NewInvalidInputf(ErrCodeDashboardImmutable, "name is immutable; cannot change from %q to %q", d.Name, updatable.Name)
 	}
@@ -129,6 +138,13 @@ func (d *DashboardV2) LockUnlock(lock bool, isAdmin bool, updatedBy string) erro
 	return nil
 }
 
+func (d *DashboardV2) ErrIfNotSystem() error {
+	if d.Source != SourceSystem {
+		return errors.Newf(errors.TypeNotFound, ErrCodeDashboardNotFound, "dashboard %q is not a system dashboard", d.Name)
+	}
+	return nil
+}
+
 func (d *DashboardV2) ErrIfNotClonable() error {
 	if !d.Source.isClonable() {
 		return errors.Newf(errors.TypeInvalidInput, ErrCodeDashboardImmutable, "%s dashboards cannot be cloned", d.Source)
@@ -205,13 +221,21 @@ type PostableDashboardV2 struct {
 	Spec         DashboardSpec          `json:"spec" required:"true"`
 }
 
-func (postable PostableDashboardV2) NewDashboardV2(orgID valuer.UUID, createdBy string, source Source) *DashboardV2 {
+func (postable PostableDashboardV2) NewDashboardV2(orgID valuer.UUID, createdBy string, source Source) (*DashboardV2, error) {
 	now := time.Now()
 
 	name := postable.Name
 	if postable.GenerateName {
 		name = generateDashboardName(postable.Spec.Display.Name)
 	}
+	// Checked on the final name, here rather than in validateName, because only
+	// the constructor knows the source.
+	if source != SourceSystem && strings.HasPrefix(name, SystemDashboardNamePrefix) {
+		return nil, errors.NewInvalidInputf(ErrCodeDashboardInvalidInput, "name %q is invalid: the %q prefix is reserved for system dashboards", name, SystemDashboardNamePrefix)
+	}
+	if source == SourceSystem && !strings.HasPrefix(name, SystemDashboardNamePrefix) {
+		return nil, errors.NewInvalidInputf(ErrCodeDashboardInvalidInput, "name %q is invalid: system dashboard names must start with the %q prefix", name, SystemDashboardNamePrefix)
+	}
 
 	return &DashboardV2{
 		Identifiable:            types.Identifiable{ID: valuer.GenerateUUID()},
@@ -224,7 +248,7 @@ func (postable PostableDashboardV2) NewDashboardV2(orgID valuer.UUID, createdBy
 		Name:                    name,
 		Tags:                    tagtypes.NewTagsFromPostableTags(orgID, coretypes.KindDashboard, postable.Tags),
 		Spec:                    postable.Spec,
-	}
+	}, nil
 }
 
 func (p *PostableDashboardV2) UnmarshalJSON(data []byte) error {