chore(explorer): remove an inaccurate comment

Apply the same change as the logs and traces explorers to the list and trace
views, which are a copy of them. The trace view keeps its own default of
last_activity_time:desc.

frontend/src/components/NewSelect/CustomMultiSelect.tsx

@@ -21,7 +21,6 @@ import { Color } from '@signozhq/design-tokens';
 import { Button, Select } from 'antd';
 import { Checkbox } from '@signozhq/ui/checkbox';
 import { TooltipProvider, TooltipSimple } from '@signozhq/ui/tooltip';
-import { Typography } from '@signozhq/ui/typography';
 import cx from 'classnames';
 import TextToolTip from 'components/TextToolTip/TextToolTip';
 import { SOMETHING_WENT_WRONG } from 'constants/api';
@@ -30,6 +29,7 @@ import { capitalize, isEmpty } from 'lodash-es';
 import type { BaseSelectRef } from 'rc-select';
 import { popupContainer } from 'utils/selectPopupContainer';
 
+import TruncatedTooltip from './TruncatedTooltip';
 import { CustomMultiSelectProps, CustomTagProps, OptionData } from './types';
 import {
 	ALL_SELECTED_VALUE,
@@ -729,65 +729,71 @@ const CustomMultiSelect: React.FC<CustomMultiSelectProps> = ({
 			};
 
 			return (
-				<div
+				<TruncatedTooltip
 					key={option.value || `option-${index}`}
-					id={optionId}
-					ref={(el): void => {
-						if (index !== undefined) {
-							optionRefs.current[index] = el;
-						}
-					}}
-					className={cx('option-item', {
-						selected: isSelected,
-						active: isActive,
-					})}
-					onKeyDown={(e): void => {
-						if ((e.key === 'Enter' || e.key === SPACEKEY) && isActive) {
-							e.stopPropagation();
-							e.preventDefault();
-							handleItemSelection();
-						}
-					}}
-					onMouseEnter={(): void => {
-						setActiveIndex(index ?? -1);
-						setActiveChipIndex(-1); // Clear chip selection when hovering ALL option
-					}}
-					role="option"
-					aria-selected={isSelected}
-					aria-disabled={option.disabled}
-					tabIndex={isActive ? 0 : -1}
+					title={String(option.label || '')}
 				>
-					<Checkbox
-						value={isSelected}
-						className="option-checkbox"
-						onClick={(e): void => selectFromButton(e, 'checkbox')}
-					>
-						<div className="option-content">
-							<Typography.Text truncate={1} className="option-label-text">
-								{highlightMatchedText(String(option.label || ''), searchText)}
-							</Typography.Text>
-							{(option.type === 'custom' || option.type === 'regex') && (
-								<div className="option-badge">{capitalize(option.type)}</div>
-							)}
-							{option.value && ensureValidOption(option.value) && (
-								<Button
-									type="text"
-									className="only-btn"
-									onClick={(e): void => selectFromButton(e, 'option')}
-								>
-									{currentToggleTagValue({ option: option.value })}
-								</Button>
-							)}
-							<Button
-								type="text"
-								className="toggle-btn"
+					{(textRef): JSX.Element => (
+						<div
+							id={optionId}
+							ref={(el): void => {
+								if (index !== undefined) {
+									optionRefs.current[index] = el;
+								}
+							}}
+							className={cx('option-item', {
+								selected: isSelected,
+								active: isActive,
+							})}
+							onKeyDown={(e): void => {
+								if ((e.key === 'Enter' || e.key === SPACEKEY) && isActive) {
+									e.stopPropagation();
+									e.preventDefault();
+									handleItemSelection();
+								}
+							}}
+							onMouseEnter={(): void => {
+								setActiveIndex(index ?? -1);
+								setActiveChipIndex(-1); // Clear chip selection when hovering ALL option
+							}}
+							role="option"
+							aria-selected={isSelected}
+							aria-disabled={option.disabled}
+							tabIndex={isActive ? 0 : -1}
+						>
+							<Checkbox
+								value={isSelected}
+								className="option-checkbox"
 								onClick={(e): void => selectFromButton(e, 'checkbox')}
 							>
-								Toggle
-							</Button>
+								<div className="option-content">
+									<span ref={textRef} className="option-label-text">
+										{highlightMatchedText(String(option.label || ''), searchText)}
+									</span>
+									{(option.type === 'custom' || option.type === 'regex') && (
+										<div className="option-badge">{capitalize(option.type)}</div>
+									)}
+									{option.value && ensureValidOption(option.value) && (
+										<Button
+											type="text"
+											className="only-btn"
+											onClick={(e): void => selectFromButton(e, 'option')}
+										>
+											{currentToggleTagValue({ option: option.value })}
+										</Button>
+									)}
+									<Button
+										type="text"
+										className="toggle-btn"
+										onClick={(e): void => selectFromButton(e, 'checkbox')}
+									>
+										Toggle
+									</Button>
+								</div>
+							</Checkbox>
 						</div>
-					</Checkbox>
-				</div>
+					)}
+				</TruncatedTooltip>
 			);
 		},
 		[

frontend/src/components/NewSelect/CustomSelect.tsx

@@ -16,6 +16,7 @@ import {
 	X,
 } from '@signozhq/icons';
 import { Color } from '@signozhq/design-tokens';
+import { TooltipProvider } from '@signozhq/ui/tooltip';
 import { Select } from 'antd';
 import cx from 'classnames';
 import TextToolTip from 'components/TextToolTip';
@@ -25,6 +26,7 @@ import { capitalize, isEmpty } from 'lodash-es';
 import type { BaseSelectRef } from 'rc-select';
 import { popupContainer } from 'utils/selectPopupContainer';
 
+import TruncatedTooltip from './TruncatedTooltip';
 import { CustomSelectProps, OptionData } from './types';
 import {
 	filterOptionsBySearch,
@@ -207,41 +209,46 @@ const CustomSelect: React.FC<CustomSelectProps> = ({
 			const optionId = `option-${index}`;
 
 			return (
-				<div
-					key={option.value}
-					id={optionId}
-					ref={(el): void => {
-						if (index !== undefined) {
-							optionRefs.current[index] = el;
-						}
-					}}
-					className={cx('option-item', {
-						selected: isSelected,
-						active: isActive,
-					})}
-					onClick={(e): void => {
-						e.stopPropagation();
-						handleSelection();
-					}}
-					onKeyDown={(e): void => {
-						if (e.key === 'Enter' || e.key === SPACEKEY) {
-							e.preventDefault();
-							handleSelection();
-						}
-					}}
-					onMouseEnter={(): void => setActiveOptionIndex(index || -1)}
-					role="option"
-					aria-selected={isSelected}
-					aria-disabled={option.disabled}
-					tabIndex={isActive ? 0 : -1}
-				>
-					<div className="option-content">
-						<div>{highlightMatchedText(String(option.label || ''), searchText)}</div>
-						{option.type === 'custom' && (
-							<div className="option-badge">{capitalize(option.type)}</div>
-						)}
-					</div>
-				</div>
+				<TruncatedTooltip key={option.value} title={String(option.label || '')}>
+					{(textRef): JSX.Element => (
+						<div
+							id={optionId}
+							ref={(el): void => {
+								if (index !== undefined) {
+									optionRefs.current[index] = el;
+								}
+							}}
+							className={cx('option-item', {
+								selected: isSelected,
+								active: isActive,
+							})}
+							onClick={(e): void => {
+								e.stopPropagation();
+								handleSelection();
+							}}
+							onKeyDown={(e): void => {
+								if (e.key === 'Enter' || e.key === SPACEKEY) {
+									e.preventDefault();
+									handleSelection();
+								}
+							}}
+							onMouseEnter={(): void => setActiveOptionIndex(index || -1)}
+							role="option"
+							aria-selected={isSelected}
+							aria-disabled={option.disabled}
+							tabIndex={isActive ? 0 : -1}
+						>
+							<div className="option-content">
+								<span ref={textRef} className="option-label-text">
+									{highlightMatchedText(String(option.label || ''), searchText)}
+								</span>
+								{option.type === 'custom' && (
+									<div className="option-badge">{capitalize(option.type)}</div>
+								)}
+							</div>
+						</div>
+					)}
+				</TruncatedTooltip>
 			);
 		},
 		[highlightMatchedText, searchText, onChange, activeOptionIndex],
@@ -702,50 +709,67 @@ const CustomSelect: React.FC<CustomSelectProps> = ({
 	// ===== Final Processing =====
 
 	// Apply highlight to matched text in options
-	const optionsWithHighlight = useMemo(
-		() =>
-			options
-				?.filter((option) =>
-					String(option.label || '')
-						.toLowerCase()
-						.includes(searchText.toLowerCase()),
-				)
-				?.map((option) => ({
-					...option,
-					label: highlightMatchedText(String(option.label || ''), searchText),
-				})),
-		[options, searchText, highlightMatchedText],
-	);
+	const optionsWithHighlight = useMemo(() => {
+		const matching =
+			options?.filter((option) =>
+				String(option.label || '')
+					.toLowerCase()
+					.includes(searchText.toLowerCase()),
+			) ?? [];
+
+		// antd shows a value with no matching option as a bare string, so keep the
+		// selected value listed to render it through the tooltip label below.
+		return (
+			isEmpty(value)
+				? matching
+				: prioritizeOrAddOptionForSingleSelect(matching, value)
+		).map((option) => ({
+			...option,
+			// Rendered as the selected value in the closed control.
+			label: (
+				<TruncatedTooltip title={String(option.label || '')} side="bottom">
+					{(textRef): JSX.Element => (
+						<span ref={textRef} className="option-label-text">
+							{highlightMatchedText(String(option.label || ''), searchText)}
+						</span>
+					)}
+				</TruncatedTooltip>
+			),
+		}));
+	}, [options, searchText, value, highlightMatchedText]);
 
 	// ===== Component Rendering =====
 	return (
-		<Select
-			ref={selectRef}
-			className={cx('custom-select', className)}
-			placeholder={placeholder}
-			showSearch
-			filterOption={false}
-			onSearch={handleSearch}
-			value={value}
-			onChange={onChange}
-			onDropdownVisibleChange={handleDropdownVisibleChange}
-			open={isOpen}
-			options={optionsWithHighlight}
-			defaultActiveFirstOption={defaultActiveFirstOption}
-			popupMatchSelectWidth={popupMatchSelectWidth}
-			allowClear={allowClear ? { clearIcon } : false}
-			getPopupContainer={getPopupContainer ?? popupContainer}
-			suffixIcon={<ChevronDown style={{ cursor: 'default' }} size="md" />}
-			dropdownRender={customDropdownRender}
-			menuItemSelectedIcon={null}
-			popupClassName={cx('custom-select-dropdown-container', popupClassName)}
-			listHeight={300}
-			placement={placement}
-			optionFilterProp="label"
-			notFoundContent={<div className="empty-message">{noDataMessage}</div>}
-			onKeyDown={handleKeyDown}
-			{...rest}
-		/>
+		// Self-provided so label tooltips work wherever this select is rendered.
+		<TooltipProvider>
+			<Select
+				ref={selectRef}
+				className={cx('custom-select', className)}
+				placeholder={placeholder}
+				showSearch
+				filterOption={false}
+				onSearch={handleSearch}
+				value={value}
+				onChange={onChange}
+				onDropdownVisibleChange={handleDropdownVisibleChange}
+				open={isOpen}
+				options={optionsWithHighlight}
+				defaultActiveFirstOption={defaultActiveFirstOption}
+				popupMatchSelectWidth={popupMatchSelectWidth}
+				allowClear={allowClear ? { clearIcon } : false}
+				getPopupContainer={getPopupContainer ?? popupContainer}
+				suffixIcon={<ChevronDown style={{ cursor: 'default' }} size="md" />}
+				dropdownRender={customDropdownRender}
+				menuItemSelectedIcon={null}
+				popupClassName={cx('custom-select-dropdown-container', popupClassName)}
+				listHeight={300}
+				placement={placement}
+				optionFilterProp="label"
+				notFoundContent={<div className="empty-message">{noDataMessage}</div>}
+				onKeyDown={handleKeyDown}
+				{...rest}
+			/>
+		</TooltipProvider>
 	);
 };
 

frontend/src/components/NewSelect/TruncatedTooltip.module.scss

@@ -0,0 +1,4 @@
+// Above the antd select popup it is shown from.
+.tooltipContent {
+	--tooltip-z-index: 2100;
+}

frontend/src/components/NewSelect/TruncatedTooltip.tsx

@@ -0,0 +1,41 @@
+import { ReactElement, RefObject, useRef, useState } from 'react';
+import { TooltipSimple, TooltipSimpleProps } from '@signozhq/ui/tooltip';
+
+import styles from './TruncatedTooltip.module.scss';
+
+interface TruncatedTooltipProps {
+	title: string;
+	side?: TooltipSimpleProps['side'];
+	/** Renders the trigger; attach the ref to the element that may truncate. */
+	children: (textRef: RefObject<HTMLSpanElement>) => ReactElement;
+}
+
+function TruncatedTooltip({
+	title,
+	side = 'right',
+	children,
+}: TruncatedTooltipProps): JSX.Element {
+	const textRef = useRef<HTMLSpanElement>(null);
+	const [open, setOpen] = useState(false);
+
+	const handleOpenChange = (next: boolean): void => {
+		const el = textRef.current;
+		setOpen(next && !!el && el.scrollWidth > el.clientWidth);
+	};
+
+	return (
+		<TooltipSimple
+			title={title}
+			side={side}
+			arrow
+			delayDuration={300}
+			open={open}
+			onOpenChange={handleOpenChange}
+			tooltipContentProps={{ className: styles.tooltipContent }}
+		>
+			{children(textRef)}
+		</TooltipSimple>
+	);
+}
+
+export default TruncatedTooltip;

frontend/src/components/NewSelect/__test__/CustomSelect.selectedTooltip.test.tsx

@@ -0,0 +1,34 @@
+import { act, render, screen } from '@testing-library/react';
+import userEvent from '@testing-library/user-event';
+
+import CustomSelect from '../CustomSelect';
+
+const LABEL = '/oteldemo.RecommendationService/ListRecommendations';
+
+describe('CustomSelect selected value tooltip', () => {
+	beforeEach(() => {
+		jest.useFakeTimers();
+		jest.spyOn(HTMLElement.prototype, 'scrollWidth', 'get').mockReturnValue(400);
+		jest.spyOn(HTMLElement.prototype, 'clientWidth', 'get').mockReturnValue(200);
+	});
+
+	afterEach(() => {
+		jest.useRealTimers();
+		jest.restoreAllMocks();
+	});
+
+	it.each([
+		['listed in the options', [{ label: LABEL, value: LABEL }]],
+		['missing from the options', [{ label: 'other', value: 'other' }]],
+	])('reveals a truncated selected value %s on hover', async (_, options) => {
+		render(<CustomSelect options={options} value={LABEL} />);
+
+		const user = userEvent.setup({ advanceTimers: jest.advanceTimersByTime });
+		await user.hover(screen.getByText(LABEL));
+		act(() => {
+			jest.advanceTimersByTime(500);
+		});
+
+		expect(screen.getByRole('tooltip')).toHaveTextContent(LABEL);
+	});
+});

frontend/src/components/NewSelect/__test__/TruncatedTooltip.test.tsx

@@ -0,0 +1,63 @@
+import { act, render, screen } from '@testing-library/react';
+import userEvent from '@testing-library/user-event';
+import { TooltipProvider } from '@signozhq/ui/tooltip';
+
+import TruncatedTooltip from '../TruncatedTooltip';
+
+const LABEL = '/oteldemo.RecommendationService/ListRecommendations';
+
+function renderRow(scrollWidth: number, clientWidth: number): void {
+	jest
+		.spyOn(HTMLElement.prototype, 'scrollWidth', 'get')
+		.mockReturnValue(scrollWidth);
+	jest
+		.spyOn(HTMLElement.prototype, 'clientWidth', 'get')
+		.mockReturnValue(clientWidth);
+
+	render(
+		<TooltipProvider>
+			<TruncatedTooltip title={LABEL}>
+				{(textRef): JSX.Element => (
+					<div data-testid="row">
+						<span ref={textRef}>{LABEL}</span>
+					</div>
+				)}
+			</TruncatedTooltip>
+		</TooltipProvider>,
+	);
+}
+
+async function hover(element: HTMLElement): Promise<void> {
+	const user = userEvent.setup({ advanceTimers: jest.advanceTimersByTime });
+	await user.hover(element);
+	act(() => {
+		jest.advanceTimersByTime(500);
+	});
+}
+
+describe('TruncatedTooltip', () => {
+	beforeEach(() => {
+		jest.useFakeTimers();
+	});
+
+	afterEach(() => {
+		jest.useRealTimers();
+		jest.restoreAllMocks();
+	});
+
+	it('reveals truncated text when its row is hovered', async () => {
+		renderRow(400, 200);
+
+		await hover(screen.getByTestId('row'));
+
+		expect(screen.getByRole('tooltip')).toHaveTextContent(LABEL);
+	});
+
+	it('shows no tooltip when the text fits', async () => {
+		renderRow(200, 200);
+
+		await hover(screen.getByTestId('row'));
+
+		expect(screen.queryByRole('tooltip')).not.toBeInTheDocument();
+	});
+});

frontend/src/components/NewSelect/stories/NewSelect.stories.tsx

@@ -135,6 +135,51 @@ const LONG_LABEL_OPTION = {
 	value: 'checkout-payment-authorisation',
 };
 
+/** Truncation: hovering a cut-off option reveals its full label beside the row. */
+export const TruncatedOption: Story = {
+	args: { options: [LONG_LABEL_OPTION, ...options] },
+	play: async (): Promise<void> => {
+		await userEvent.click(
+			await screen.findByRole('combobox', { name: 'Service' }),
+		);
+		await userEvent.hover(
+			await screen.findByRole('option', { name: LONG_LABEL_OPTION.label }),
+		);
+		await screen.findByRole('tooltip', { name: LONG_LABEL_OPTION.label });
+	},
+};
+
+/** Truncation: hovering a cut-off selected value reveals it in full. */
+export const TruncatedValue: Story = {
+	args: {
+		options: [LONG_LABEL_OPTION, ...options],
+		value: LONG_LABEL_OPTION.value,
+	},
+	play: async (): Promise<void> => {
+		await userEvent.hover(await screen.findByText(LONG_LABEL_OPTION.label));
+		await screen.findByRole('tooltip', { name: LONG_LABEL_OPTION.label });
+	},
+};
+
+/** Truncation: a multi-select option reveals its full label the same way. */
+export const MultiTruncatedOption: Story = {
+	render: (): JSX.Element => (
+		<CustomMultiSelect
+			aria-label="Services"
+			options={[LONG_LABEL_OPTION, ...options]}
+		/>
+	),
+	play: async (): Promise<void> => {
+		await userEvent.click(
+			await screen.findByRole('combobox', { name: 'Services' }),
+		);
+		await userEvent.hover(
+			await screen.findByRole('option', { name: LONG_LABEL_OPTION.label }),
+		);
+		await screen.findByRole('tooltip', { name: LONG_LABEL_OPTION.label });
+	},
+};
+
 /**
  * Every tooltip the select renders, held open: the selected chip revealing the
  * option label it was cut from. Nothing bounds that label, so the chip is given

frontend/src/components/NewSelect/styles.scss

@@ -29,6 +29,13 @@ $custom-border-color: #2c3044;
 		background-color: var(--l2-background);
 		color: color-mix(in srgb, var(--border) 70%, transparent);
 	}
+
+	// The search input overlays the selected value; lift the value above it while
+	// closed so hovers reach its tooltip. Clicks still open the select and focus the input.
+	&:not(.ant-select-open) .ant-select-selection-item {
+		position: relative;
+		z-index: 1;
+	}
 }
 
 // Keep chip styles ONLY in the multi-select
@@ -223,6 +230,33 @@ $custom-border-color: #2c3044;
 	}
 }
 
+// Ellipsized option label; also the selected value in the closed single select.
+.option-label-text {
+	display: block;
+	flex: 1 1 auto;
+	min-width: 0;
+	overflow: hidden;
+	white-space: nowrap;
+	text-overflow: ellipsis;
+}
+
+// overscroll-behavior only holds on a box that overflows; a 1px sentinel past
+// the bottom makes even a short list overflow, so the wheel never scrolls the page.
+.custom-select-dropdown,
+.custom-multiselect-dropdown {
+	position: relative;
+	overscroll-behavior: contain;
+
+	&::after {
+		content: '';
+		position: absolute;
+		top: 100%;
+		left: 0;
+		width: 1px;
+		height: 1px;
+	}
+}
+
 // Custom dropdown styles for single select
 .custom-select-dropdown {
 	padding: 8px 0 0 0;

frontend/src/container/InfraMonitoringHostsV2/constants.tsx

@@ -5,7 +5,7 @@ import {
 	InframonitoringtypesHostRecordDTO,
 	InframonitoringtypesHostStatusDTO,
 } from 'api/generated/services/sigNoz.schemas';
-import { K8sDetailsMetadataConfig } from 'container/InfraMonitoringK8sV2/Base/K8sBaseDetails';
+import { K8sDetailsMetadataConfig } from 'container/InfraMonitoringK8sV2/Base/types';
 import { INFRA_MONITORING_ATTR_KEYS } from 'container/InfraMonitoringK8sV2/constants';
 import { formatValueForExpression } from 'components/QueryBuilderV2/utils';
 import { TextNoData } from 'container/InfraMonitoringK8sV2/components';

frontend/src/container/InfraMonitoringK8sV2/Base/EntityGroupHeader.module.scss

@@ -2,6 +2,13 @@
 	display: flex;
 	align-items: center;
 	gap: var(--spacing-5);
+
+	// A block span leaves the icon on the text baseline, a couple of pixels
+	// above the centre of the row it sits in
+	[data-slot='icon'] {
+		display: inline-flex;
+		align-items: center;
+	}
 }
 
 .infoIcon {

frontend/src/container/InfraMonitoringK8sV2/Base/K8sBaseDetails.stories.mocks.tsx

@@ -0,0 +1,78 @@
+import { rest } from 'msw';
+
+import { toggleControl } from '@/storybook/controls/controls';
+import { defineStoryMocks } from '@/storybook/controls/defineStoryMocks';
+
+export const POD_UID = '63edbad0-398e-48e5-baba-f7ded7c73f1b';
+const POD_NAME = 'app-demo-loadgenerator-579fbdd749-q5kgd';
+export const NODE_NAME = 'gke-mgmt-pl-generator-e2st4-sp-41c1bdc8-p6z7';
+
+const POD_META = {
+	'k8s.pod.uid': POD_UID,
+	'k8s.pod.name': POD_NAME,
+	'k8s.namespace.name': 'generator',
+	'k8s.cluster.name': 'mgmt',
+	'k8s.node.name': NODE_NAME,
+	'k8s.deployment.name': 'app-demo-loadgenerator',
+};
+
+const podRecord = {
+	podUID: POD_UID,
+	podCPU: 0.92,
+	podCPURequest: 31,
+	podCPULimit: 30.7,
+	podMemory: 148 * 1024 * 1024,
+	podMemoryRequest: 42,
+	podMemoryLimit: 38,
+	podStatus: 'running',
+	podRestarts: 0,
+	podAge: 49_000_000,
+	meta: POD_META,
+};
+
+const container = {
+	containerName: 'loadgenerator',
+	podName: POD_NAME,
+	status: 'running',
+	ready: true,
+	restarts: 0,
+	meta: POD_META,
+};
+
+const list = (records: unknown[]): Record<string, unknown> => ({
+	status: 'success',
+	data: { type: 'list', records, total: records.length },
+});
+
+export const drawerMocks = defineStoryMocks({
+	controls: {
+		openedFromANode: toggleControl('Opened from a node', {
+			group: 'Drawer',
+			value: true,
+		}),
+	},
+	handlers: () => [
+		rest.post('http://localhost/api/v2/infra_monitoring/pods', (_req, res, ctx) =>
+			res(ctx.status(200), ctx.json(list([podRecord]))),
+		),
+
+		rest.post(
+			'http://localhost/api/v2/infra_monitoring/kube_containers',
+			(_req, res, ctx) => res(ctx.status(200), ctx.json(list([container]))),
+		),
+
+		rest.get('http://localhost/api/v1/fields/keys', (_req, res, ctx) =>
+			res(
+				ctx.status(200),
+				ctx.json({ status: 'success', data: { keys: {}, complete: true } }),
+			),
+		),
+
+		rest.get('http://localhost/api/v1/fields/values', (_req, res, ctx) =>
+			res(
+				ctx.status(200),
+				ctx.json({ status: 'success', data: { values: {}, complete: true } }),
+			),
+		),
+	],
+});

frontend/src/container/InfraMonitoringK8sV2/Base/K8sBaseDetails.stories.tsx

@@ -0,0 +1,62 @@
+import type { Meta, StoryObj } from '@storybook/react-vite';
+
+import { storyMocks } from '@/storybook/controls/defineStoryMocks';
+import type { PageStoryArgs } from '@/storybook/runtime/resolveStory';
+
+import { podEntityConfig } from '../Pods/entity.config';
+import {
+	INFRA_MONITORING_K8S_PARAMS_KEYS,
+	InfraMonitoringEntity,
+} from '../constants';
+import K8sBaseDetails from './K8sBaseDetails';
+import {
+	drawerMocks,
+	NODE_NAME,
+	POD_UID,
+} from './K8sBaseDetails.stories.mocks';
+import type { K8sBaseDetailsProps } from './types';
+import {
+	getDrawerHistoryDepth,
+	pushDrawerHistory,
+	resetDrawerHistory,
+} from './useDrawerHistoryStore';
+
+type DrawerArgs = PageStoryArgs<typeof drawerMocks> &
+	K8sBaseDetailsProps<unknown>;
+
+const route = `/infrastructure-monitoring/kubernetes?${INFRA_MONITORING_K8S_PARAMS_KEYS.CATEGORY}=pods&${INFRA_MONITORING_K8S_PARAMS_KEYS.SELECTED_ITEM}=${POD_UID}`;
+
+const meta = {
+	title: 'Infra monitoring/Kubernetes drawer',
+	component: K8sBaseDetails as (props: DrawerArgs) => JSX.Element,
+	...storyMocks(drawerMocks, { route }),
+	decorators: [
+		(Story, context): JSX.Element => {
+			// The back control appears only for a resource opened from another
+			const depth = getDrawerHistoryDepth();
+			if (context.args.openedFromANode && depth === 0) {
+				pushDrawerHistory({
+					params: { selectedItem: NODE_NAME, category: InfraMonitoringEntity.NODES },
+					category: InfraMonitoringEntity.NODES,
+					label: NODE_NAME,
+					entity: { nodeName: NODE_NAME },
+					queryKeyPrefix: 'node',
+				});
+			}
+			if (!context.args.openedFromANode && depth > 0) {
+				resetDrawerHistory();
+			}
+
+			return <Story />;
+		},
+	],
+} satisfies Meta<DrawerArgs>;
+
+export default meta;
+
+type Story = StoryObj<DrawerArgs>;
+
+/** A pod opened from a node's overview tab, so the header leads with the way back. */
+export const Default: Story = {
+	args: { ...podEntityConfig.details } as Partial<DrawerArgs> as DrawerArgs,
+};

frontend/src/container/InfraMonitoringK8sV2/Base/K8sBaseDetails.tsx

@@ -1,6 +1,6 @@
 import { useCallback, useEffect, useMemo } from 'react';
 import { useQuery } from 'react-query';
-import { X } from '@signozhq/icons';
+import { ArrowLeft, X } from '@signozhq/icons';
 import { Divider } from '@signozhq/ui/divider';
 import { Button } from '@signozhq/ui/button';
 import { DrawerWrapper, DrawerWrapperProps } from '@signozhq/ui/drawer';
@@ -16,12 +16,19 @@ import {
 	useGlobalTimeStore,
 } from 'store/globalTime';
 
-import { INFRA_MONITORING_K8S_PARAMS_KEYS } from '../constants';
+import {
+	INFRA_MONITORING_K8S_PARAMS_KEYS,
+	K8S_CATEGORY_SINGULAR_LABELS,
+} from '../constants';
 import { useInfraMonitoringSelectedItemParams } from '../hooks';
 import CopyButton from 'periscope/components/CopyButton/CopyButton';
 import LoadingContainer from '../LoadingContainer';
 
 import K8sBaseDetailsContent from './K8sBaseDetailsContent';
+import { CategoryIcon } from './categoryIcons';
+import { getEntityNameAttributeKey } from './relations';
+import { useDrawerHistoryStore } from './useDrawerHistoryStore';
+import { usePrimeEntityDetails } from './usePrimeEntityDetails';
 import { K8sBaseDetailsProps } from './types';
 import { useDrawerLifecycleStore } from './useDrawerLifecycleStore';
 
@@ -86,6 +93,11 @@ export default function K8sBaseDetails<T>({
 		useInfraMonitoringSelectedItemParams();
 	const selectedItem = selectedItemParams.selectedItem;
 
+	const selectedItemExpression = useMemo(
+		() => getSelectedItemExpression(selectedItemParams),
+		[getSelectedItemExpression, selectedItemParams],
+	);
+
 	const entityQueryKey = useMemo(
 		() =>
 			getAutoRefreshQueryKey(
@@ -121,9 +133,10 @@ export default function K8sBaseDetails<T>({
 			const { minTime, maxTime } = getMinMaxTime();
 			const start = Math.floor(minTime / NANO_SECOND_MULTIPLIER);
 			const end = Math.floor(maxTime / NANO_SECOND_MULTIPLIER);
-			const expression = getSelectedItemExpression(selectedItemParams);
-
-			return fetchEntityData({ filter: { expression }, start, end }, signal);
+			return fetchEntityData(
+				{ filter: { expression: selectedItemExpression }, start, end },
+				signal,
+			);
 		},
 		cacheTime: INFRA_MONITORING_DETAILS_CACHE_TIME,
 		staleTime: INFRA_MONITORING_DETAILS_CACHE_TIME,
@@ -158,9 +171,29 @@ export default function K8sBaseDetails<T>({
 		}
 	}, [selectedItem, markDrawerOpened, markDrawerClosed]);
 
+	const previousEntry = useDrawerHistoryStore(
+		(store) => store.entries[store.entries.length - 1] ?? null,
+	);
+	const popDrawerHistory = useDrawerHistoryStore((store) => store.pop);
+	const primeDetails = usePrimeEntityDetails();
+	const resetHistory = useDrawerHistoryStore((store) => store.reset);
+
 	const handleClose = useCallback((): void => {
+		resetHistory();
 		setSelectedItemParams(null);
-	}, [setSelectedItemParams]);
+	}, [resetHistory, setSelectedItemParams]);
+
+	// Steps back through resources opened from an overview tab
+	const handleBack = useCallback((): void => {
+		const previous = popDrawerHistory();
+
+		if (!previous) {
+			return;
+		}
+
+		primeDetails(previous);
+		setSelectedItemParams(previous.params);
+	}, [popDrawerHistory, primeDetails, setSelectedItemParams]);
 
 	const handleOpenChange = useCallback(
 		(open: boolean): void => {
@@ -172,11 +205,25 @@ export default function K8sBaseDetails<T>({
 	);
 
 	const handleCopyId = useCallback((): void => {
-		toast.success('ID copied to clipboard', { position: 'bottom-left' });
-	}, []);
+		toast.success(
+			`${K8S_CATEGORY_SINGULAR_LABELS[category]} name copied to clipboard`,
+			{ position: 'bottom-left' },
+		);
+	}, [category]);
 
 	const entityName = entity ? getEntityName(entity) : '';
 
+	// meta carries the resource's parents; its own name comes from the config
+	const entityAttributes = useMemo((): Record<string, string> => {
+		const meta = (entity as { meta?: Record<string, string> | null } | null)
+			?.meta;
+
+		return {
+			...(meta ?? {}),
+			...(entityName ? { [getEntityNameAttributeKey(category)]: entityName } : {}),
+		};
+	}, [entity, entityName, category]);
+
 	useEffect(() => {
 		if (entity) {
 			void logEvent(InfraMonitoringEvents.PageVisited, {
@@ -187,20 +234,48 @@ export default function K8sBaseDetails<T>({
 		}
 	}, [entity, eventCategory]);
 
+	// Names the resource it returns to, so a drill several levels deep stays clear
+	const backTarget = previousEntry
+		? `Back to ${K8S_CATEGORY_SINGULAR_LABELS[previousEntry.category]}`
+		: '';
+	const backLabel = previousEntry ? `${backTarget}: ${previousEntry.label}` : '';
+
 	// TODO(H4ad): Improve this on component level
 	// DrawerWrapper types `title` as string but renders any ReactNode.
 	const drawerTitle = (
 		<>
-			<Button
-				variant="ghost"
-				size="sm"
-				color="secondary"
-				onClick={handleClose}
-				data-testid="close-drawer-button"
-				className={styles.closeButton}
-				prefix={<X />}
-			/>
+			{/* One control: step back where there is a trail, close otherwise.
+			    Clicking outside the drawer closes it either way. The label is text
+			    rather than a tooltip, which a click on the control would dismiss. */}
+			{previousEntry ? (
+				<Button
+					variant="ghost"
+					size="sm"
+					color="secondary"
+					onClick={handleBack}
+					data-testid="drawer-back-button"
+					className={styles.backButton}
+					aria-label={backLabel}
+					prefix={<ArrowLeft size={14} />}
+				>
+					{backTarget}
+				</Button>
+			) : (
+				<Button
+					variant="ghost"
+					size="sm"
+					color="secondary"
+					onClick={handleClose}
+					data-testid="close-drawer-button"
+					className={styles.closeButton}
+					prefix={<X />}
+				/>
+			)}
 			<Divider type="vertical" />
+			<span className={styles.entityKind} data-testid="drawer-entity-kind">
+				<CategoryIcon category={category} />
+				{K8S_CATEGORY_SINGULAR_LABELS[category]}
+			</span>
 			<Typography.Text className={styles.title}>
 				{entityName ||
 					((isEntityError || hasResponseError) && 'Failed to load entity details') ||
@@ -208,8 +283,8 @@ export default function K8sBaseDetails<T>({
 					'-'}
 			</Typography.Text>
 			<CopyButton
-				value={selectedItem ?? ''}
-				ariaLabel="Copy ID"
+				value={entityName || selectedItem || ''}
+				ariaLabel={`Copy ${K8S_CATEGORY_SINGULAR_LABELS[category]} name`}
 				className={styles.copyIdButton}
 				testId="copy-id-button"
 				onCopy={handleCopyId}
@@ -271,6 +346,8 @@ export default function K8sBaseDetails<T>({
 						customTabs={customTabs}
 						logsAndTracesInitialExpression={logsAndTracesInitialExpression}
 						eventsInitialExpression={eventsInitialExpression}
+						entityAttributes={entityAttributes}
+						entityName={entityName}
 					/>
 				</GlobalTimeProvider>
 			)}

frontend/src/container/InfraMonitoringK8sV2/Base/K8sBaseDetailsContent.tsx

@@ -4,6 +4,7 @@ import {
 	ChevronsLeftRight,
 	Compass,
 	DraftingCompass,
+	LayoutGrid,
 	ScrollText,
 } from '@signozhq/icons';
 import { Button } from '@signozhq/ui/button';
@@ -31,6 +32,7 @@ import EntityEvents from '../EntityDetailsUtils/EntityEvents';
 import EntityLogs from '../EntityDetailsUtils/EntityLogs';
 import { K8S_ENTITY_LOGS_EXPRESSION_KEY } from '../EntityDetailsUtils/EntityLogs/hooks';
 import EntityMetrics from '../EntityDetailsUtils/EntityMetrics';
+import EntityOverview from '../EntityDetailsUtils/EntityOverview/EntityOverview';
 import EntityTraces from '../EntityDetailsUtils/EntityTraces';
 import { K8S_ENTITY_TRACES_EXPRESSION_KEY } from '../EntityDetailsUtils/EntityTraces/hooks';
 import {
@@ -67,12 +69,16 @@ export default function K8sBaseDetailsContent<T>({
 	customTabs,
 	logsAndTracesInitialExpression,
 	eventsInitialExpression,
+	entityAttributes,
+	entityName,
 }: K8sBaseDetailsContentProps<T>): JSX.Element {
 	const { timeRange, selectedInterval, handleTimeChange } =
 		useEntityDetailsTime();
 
 	const tabVisibility = useMemo(
 		() => ({
+			// Declared per category, since only a kubernetes resource relates to others
+			showOverview: false,
 			showMetrics: true,
 			showLogs: true,
 			showTraces: true,
@@ -86,6 +92,9 @@ export default function K8sBaseDetailsContent<T>({
 
 	const validTabs = useMemo(() => {
 		const tabs: string[] = [];
+		if (tabVisibility.showOverview) {
+			tabs.push(VIEW_TYPES.OVERVIEW);
+		}
 		if (tabVisibility.showMetrics) {
 			tabs.push(VIEW_TYPES.METRICS);
 		}
@@ -104,14 +113,28 @@ export default function K8sBaseDetailsContent<T>({
 		return tabs;
 	}, [tabVisibility, customTabs]);
 
-	useEffect(() => {
-		if (!hideDetailViewTabs && !validTabs.includes(selectedView)) {
-			const firstValid = validTabs[0] || VIEW_TYPES.METRICS;
-			void setSelectedView(firstValid);
-		}
-	}, [hideDetailViewTabs, selectedView, validTabs, setSelectedView]);
+	const defaultView = validTabs[0] || VIEW_TYPES.METRICS;
 
-	const effectiveView = hideDetailViewTabs ? VIEW_TYPES.METRICS : selectedView;
+	useEffect(() => {
+		if (
+			!hideDetailViewTabs &&
+			selectedView &&
+			!validTabs.includes(selectedView)
+		) {
+			void setSelectedView(defaultView);
+		}
+	}, [
+		hideDetailViewTabs,
+		selectedView,
+		validTabs,
+		defaultView,
+		setSelectedView,
+	]);
+
+	// An absent view param lands on the first tab the category offers
+	const effectiveView = hideDetailViewTabs
+		? VIEW_TYPES.METRICS
+		: (selectedView ?? defaultView);
 
 	// Wait until the view is a valid tab so we don't log a pending value before
 	// the validation effect above corrects an out-of-scope query param
@@ -169,20 +192,20 @@ export default function K8sBaseDetailsContent<T>({
 			entity: InfraMonitoringEvents.K8sEntity,
 			page: InfraMonitoringEvents.DetailedPage,
 			category: eventCategory,
-			view: selectedView,
+			view: effectiveView,
 		});
 
 		logInfraExplorerNavigatedEvent({
 			entityType: category,
 			destination:
-				selectedView === VIEW_TYPES.LOGS ? 'logs_explorer' : 'traces_explorer',
+				effectiveView === VIEW_TYPES.LOGS ? 'logs_explorer' : 'traces_explorer',
 			source: 'tab_cta_button',
-			tab: selectedView,
+			tab: effectiveView,
 			sourceKey: null,
 			drawerDurationMsAtNavigation: getDrawerDurationMs(),
 		});
 
-		if (selectedView === VIEW_TYPES.LOGS) {
+		if (effectiveView === VIEW_TYPES.LOGS) {
 			const fullExpression = combineInitialAndUserExpression(
 				logsAndTracesInitialExpression,
 				userLogsExpression || '',
@@ -207,7 +230,7 @@ export default function K8sBaseDetailsContent<T>({
 			urlQuery.set('compositeQuery', JSON.stringify(compositeQuery));
 
 			openInNewTab(`${ROUTES.LOGS_EXPLORER}?${urlQuery.toString()}`);
-		} else if (selectedView === VIEW_TYPES.TRACES) {
+		} else if (effectiveView === VIEW_TYPES.TRACES) {
 			const fullExpression = combineInitialAndUserExpression(
 				logsAndTracesInitialExpression,
 				userTracesExpression || '',
@@ -264,7 +287,7 @@ export default function K8sBaseDetailsContent<T>({
 							filterExpression={getCountsFilterExpression(entity)}
 							closeDrawer={handleClose}
 							entityType={category}
-							activeTab={selectedView}
+							activeTab={effectiveView}
 						/>
 					)}
 			</div>
@@ -275,8 +298,21 @@ export default function K8sBaseDetailsContent<T>({
 						type="single"
 						className={styles.viewsTabs}
 						onChange={handleTabChange}
-						value={selectedView}
+						value={effectiveView}
 						items={[
+							...(tabVisibility.showOverview
+								? [
+										{
+											value: VIEW_TYPES.OVERVIEW,
+											label: (
+												<div className={styles.viewTitle}>
+													<LayoutGrid size={14} />
+													Overview
+												</div>
+											),
+										},
+									]
+								: []),
 							...(tabVisibility.showMetrics
 								? [
 										{
@@ -341,7 +377,7 @@ export default function K8sBaseDetailsContent<T>({
 						]}
 					/>
 
-					{selectedView === VIEW_TYPES.LOGS && (
+					{effectiveView === VIEW_TYPES.LOGS && (
 						<TooltipSimple title="Go to Logs Explorer" side="left" arrow>
 							<Button
 								variant="ghost"
@@ -354,7 +390,7 @@ export default function K8sBaseDetailsContent<T>({
 							</Button>
 						</TooltipSimple>
 					)}
-					{selectedView === VIEW_TYPES.TRACES && (
+					{effectiveView === VIEW_TYPES.TRACES && (
 						<TooltipSimple title="Go to Traces Explorer" side="left" arrow>
 							<Button
 								variant="ghost"
@@ -370,6 +406,16 @@ export default function K8sBaseDetailsContent<T>({
 				</div>
 			)}
 
+			{effectiveView === VIEW_TYPES.OVERVIEW && tabVisibility.showOverview && (
+				<EntityOverview
+					category={category}
+					eventEntity={eventCategory}
+					attributes={entityAttributes}
+					entity={entity}
+					entityName={entityName}
+					queryKeyPrefix={queryKeyPrefix}
+				/>
+			)}
 			{effectiveView === VIEW_TYPES.METRICS && (
 				<EntityMetrics<T>
 					entity={entity}
@@ -406,7 +452,7 @@ export default function K8sBaseDetailsContent<T>({
 				/>
 			)}
 			{customTabs?.map((tab) =>
-				selectedView === tab.key ? (
+				effectiveView === tab.key ? (
 					<Fragment key={tab.key}>
 						{tab.render({
 							entity,

frontend/src/container/InfraMonitoringK8sV2/Base/K8sBaseList.tsx

@@ -39,6 +39,7 @@ import K8sOptionsSidePanel from './K8sOptionsSidePanel';
 import K8sHeader from './K8sHeader';
 import { K8sPaginationWarning } from './K8sPaginationWarning';
 import K8sTableToolbar from './K8sTableToolbar';
+import { resetDrawerHistory } from './useDrawerHistoryStore';
 import { K8sBaseFilters } from './types';
 import { getGroupedByMeta } from './utils';
 import { K8sInstrumentationChecksCallout } from './components/K8sInstrumentationChecksCallout/K8sInstrumentationChecksCallout';
@@ -301,6 +302,8 @@ export function K8sBaseList<
 					queryClient.setQueryData(detailQueryKey, { data: record });
 				}
 
+				// Opening from the list starts a fresh trail for the drawer's back control
+				resetDrawerHistory();
 				setSelectedItemParams(params);
 			}
 

frontend/src/container/InfraMonitoringK8sV2/Base/K8sDynamicList.tsx

@@ -1,6 +1,9 @@
 import { useMemo } from 'react';
 
-import { useInfraMonitoringCategory } from '../hooks';
+import {
+	useInfraMonitoringCategory,
+	useInfraMonitoringSelectedItemParams,
+} from '../hooks';
 import { getEntityConfig } from './entity.registry';
 import { K8sBaseList } from './K8sBaseList';
 import K8sBaseDetails from './K8sBaseDetails';
@@ -15,27 +18,35 @@ export function K8sDynamicList({
 	leftFilters,
 }: K8sDynamicListProps): JSX.Element | null {
 	const [selectedCategory] = useInfraMonitoringCategory();
+	const [selectedItemParams] = useInfraMonitoringSelectedItemParams();
 
 	const config = useMemo(
 		() => getEntityConfig(selectedCategory),
 		[selectedCategory],
 	);
 
+	// A row opened from the drawer's overview tab belongs to another category
+	const drawerCategory = selectedItemParams.category ?? selectedCategory;
+	const drawerConfig = useMemo(
+		() => getEntityConfig(drawerCategory),
+		[drawerCategory],
+	);
+
 	if (!config) {
 		return null;
 	}
 
-	const { list, details } = config;
-
 	return (
 		<>
 			<K8sBaseList
-				{...list}
+				{...config.list}
 				controlListPrefix={controlListPrefix}
 				leftFilters={leftFilters}
 			/>
 
-			<K8sBaseDetails {...details} />
+			{/* No key: remounting would animate the drawer shut and open again
+			    for what is really a change of contents */}
+			{drawerConfig && <K8sBaseDetails {...drawerConfig.details} />}
 		</>
 	);
 }

frontend/src/container/InfraMonitoringK8sV2/Base/K8sExpandedRow.tsx

@@ -30,6 +30,7 @@ import {
 	useInfraMonitoringPageListing,
 	useInfraMonitoringSelectedItemParams,
 } from '../hooks';
+import { resetDrawerHistory } from './useDrawerHistoryStore';
 import { K8sBaseFilters } from './types';
 import { useLogEventForColumnCustomized } from './useLogEventForColumnCustomized';
 import { useInfraMonitoringFontSize } from './useInfraMonitoringTablePreferencesStore';
@@ -219,6 +220,8 @@ export function K8sExpandedRow<
 				queryClient.setQueryData(detailQueryKey, { data: row });
 			}
 
+			// Opening from the list starts a fresh trail for the drawer's back control
+			resetDrawerHistory();
 			setSelectedItemParams(params);
 		},
 		[

frontend/src/container/InfraMonitoringK8sV2/Base/__tests__/K8sBaseDetails.backNavigation.test.tsx

@@ -0,0 +1,152 @@
+import { screen } from '@testing-library/react';
+import userEvent from '@testing-library/user-event';
+import { InfraMonitoringEvents } from 'constants/events';
+import {
+	NuqsTestingAdapter,
+	type OnUrlUpdateFunction,
+} from 'nuqs/adapters/testing';
+import { act, render, waitFor } from 'tests/test-utils';
+
+import {
+	INFRA_MONITORING_K8S_PARAMS_KEYS,
+	InfraMonitoringEntity,
+} from '../../constants';
+import K8sBaseDetails from '../K8sBaseDetails';
+import { useDrawerHistoryStore } from '../useDrawerHistoryStore';
+
+jest.mock('container/TopNav/DateTimeSelectionV2/index.tsx', () => ({
+	__esModule: true,
+	default: (): JSX.Element => <div data-testid="mock-datetime" />,
+}));
+
+type TestEntity = { name: string };
+
+const mockEntity: TestEntity = { name: 'test-container' };
+
+const NODE_PARAMS = {
+	selectedItem: 'node-1',
+	category: InfraMonitoringEntity.NODES,
+	clusterName: null,
+	namespaceName: null,
+};
+
+/** What the drawer records before opening a resource from the node's overview */
+const NODE_ENTRY = {
+	params: NODE_PARAMS,
+	category: InfraMonitoringEntity.NODES,
+	label: 'node-1',
+	entity: { name: 'node-1' },
+	queryKeyPrefix: 'node',
+};
+
+function renderDrawer(onUrlUpdate?: OnUrlUpdateFunction): void {
+	render(
+		<NuqsTestingAdapter
+			searchParams={{
+				[INFRA_MONITORING_K8S_PARAMS_KEYS.SELECTED_ITEM]: 'container-1',
+			}}
+			onUrlUpdate={onUrlUpdate}
+		>
+			<K8sBaseDetails<TestEntity>
+				category={InfraMonitoringEntity.CONTAINERS}
+				eventCategory={InfraMonitoringEvents.Pod}
+				getSelectedItemExpression={(): string => "k8s.pod.uid = 'abc'"}
+				fetchEntityData={jest
+					.fn()
+					.mockResolvedValue({ data: mockEntity, error: null })}
+				getEntityName={(entity): string => entity.name}
+				getInitialLogTracesExpression={(): string => ''}
+				getInitialEventsExpression={(): string => ''}
+				metadataConfig={[
+					{ label: 'Name', getValue: (entity): string => entity.name },
+				]}
+				entityWidgetInfo={[{ title: 'CPU', yAxisUnit: 'percent' }]}
+				getEntityQueryPayload={jest.fn().mockReturnValue([])}
+				queryKeyPrefix="testContainer"
+			/>
+		</NuqsTestingAdapter>,
+	);
+}
+
+describe('K8sBaseDetails - back navigation', () => {
+	beforeEach(() => {
+		useDrawerHistoryStore.getState().reset();
+	});
+
+	it('closes rather than going back when opened from the list', async () => {
+		act(() => {
+			renderDrawer();
+		});
+
+		await waitFor(() => {
+			expect(screen.getAllByText('test-container').length).toBeGreaterThan(0);
+		});
+
+		expect(screen.queryByTestId('drawer-back-button')).not.toBeInTheDocument();
+		expect(screen.getByTestId('close-drawer-button')).toBeInTheDocument();
+	});
+
+	it('replaces the close control while there is somewhere to go back to', async () => {
+		useDrawerHistoryStore.getState().push(NODE_ENTRY);
+
+		act(() => {
+			renderDrawer();
+		});
+
+		const backButton = await screen.findByTestId('drawer-back-button');
+
+		// The destination is text rather than a tooltip, which a click would dismiss
+		expect(backButton).toHaveTextContent('Back to Node');
+		expect(backButton).toHaveAccessibleName('Back to Node: node-1');
+		expect(screen.queryByTestId('close-drawer-button')).not.toBeInTheDocument();
+	});
+
+	it('returns to the resource this one was opened from', async () => {
+		const user = userEvent.setup();
+		const onUrlUpdate = jest.fn();
+
+		useDrawerHistoryStore.getState().push(NODE_ENTRY);
+
+		act(() => {
+			renderDrawer(onUrlUpdate);
+		});
+
+		const backButton = await screen.findByTestId('drawer-back-button');
+		await user.click(backButton);
+
+		await waitFor(() => {
+			const params = onUrlUpdate.mock.calls.map((call) => call[0].searchParams);
+			expect(
+				params.some(
+					(searchParams) =>
+						searchParams.get(INFRA_MONITORING_K8S_PARAMS_KEYS.SELECTED_ITEM) ===
+							'node-1' &&
+						searchParams.get(
+							INFRA_MONITORING_K8S_PARAMS_KEYS.SELECTED_ITEM_CATEGORY,
+						) === InfraMonitoringEntity.NODES,
+				),
+			).toBe(true);
+		});
+
+		// The trail is one step shorter, so a second back closes instead
+		expect(useDrawerHistoryStore.getState().entries).toHaveLength(0);
+	});
+
+	it('drops the trail when the drawer is dismissed', async () => {
+		const user = userEvent.setup();
+
+		useDrawerHistoryStore.getState().push(NODE_ENTRY);
+
+		act(() => {
+			renderDrawer();
+		});
+
+		await screen.findByTestId('drawer-back-button');
+		// Dismissing from outside the drawer, the way a click on the overlay does
+		await user.keyboard('{Escape}');
+
+		await waitFor(() => {
+			expect(useDrawerHistoryStore.getState().entries).toHaveLength(0);
+		});
+	});
+});

frontend/src/container/InfraMonitoringK8sV2/Base/__tests__/K8sBaseDetails.tabValidation.test.tsx

@@ -21,6 +21,7 @@ type TestEntity = {
 	name: string;
 	namespace: string;
 	cluster: string;
+	meta?: Record<string, string>;
 };
 
 const mockEntity: TestEntity = {
@@ -29,14 +30,22 @@ const mockEntity: TestEntity = {
 	cluster: 'test-cluster',
 };
 
-function createBaseProps() {
+/** The overview tab appears only for a resource whose meta relates it to others */
+const relatedEntity: TestEntity = {
+	...mockEntity,
+	meta: {
+		'k8s.pod.uid': '63edbad0-398e-48e5-baba-f7ded7c73f1b',
+		'k8s.namespace.name': 'default',
+		'k8s.cluster.name': 'test-cluster',
+	},
+};
+
+function createBaseProps(category: InfraMonitoringEntity, entity = mockEntity) {
 	return {
-		category: InfraMonitoringEntity.PODS,
+		category,
 		eventCategory: InfraMonitoringEvents.Pod,
 		getSelectedItemExpression: (): string => 'k8s.pod.name = "test-pod"',
-		fetchEntityData: jest
-			.fn()
-			.mockResolvedValue({ data: mockEntity, error: null }),
+		fetchEntityData: jest.fn().mockResolvedValue({ data: entity, error: null }),
 		getEntityName: (e: TestEntity): string => e.name,
 		getInitialLogTracesExpression: (): string => 'k8s.pod.name = "test-pod"',
 		getInitialEventsExpression: (): string => 'k8s.pod.name = "test-pod"',
@@ -51,7 +60,10 @@ function createBaseProps() {
 
 interface RenderOptions {
 	view?: string;
+	category?: InfraMonitoringEntity;
+	entity?: TestEntity;
 	tabsConfig?: {
+		showOverview?: boolean;
 		showMetrics?: boolean;
 		showLogs?: boolean;
 		showTraces?: boolean;
@@ -67,6 +79,9 @@ interface RenderOptions {
 
 function renderK8sBaseDetails({
 	view = VIEW_TYPES.METRICS,
+	// Volumes have no related resources, so they get no overview tab
+	category = InfraMonitoringEntity.VOLUMES,
+	entity = mockEntity,
 	tabsConfig,
 	customTabs,
 }: RenderOptions = {}) {
@@ -78,7 +93,7 @@ function renderK8sBaseDetails({
 	return render(
 		<NuqsTestingAdapter searchParams={searchParams}>
 			<K8sBaseDetails<TestEntity>
-				{...createBaseProps()}
+				{...createBaseProps(category, entity)}
 				tabsConfig={tabsConfig}
 				customTabs={customTabs}
 			/>
@@ -106,6 +121,25 @@ describe('K8sBaseDetails - Tab Validation', () => {
 		});
 	});
 
+	it('should land on the overview tab for a category with related resources', async () => {
+		act(() => {
+			renderK8sBaseDetails({
+				view: 'invalid-tab',
+				category: InfraMonitoringEntity.PODS,
+				entity: relatedEntity,
+				tabsConfig: { showOverview: true },
+			});
+		});
+
+		await waitFor(() => {
+			expect(screen.getAllByText('test-pod').length).toBeGreaterThan(0);
+		});
+
+		await waitFor(() => {
+			expect(getSelectedTabText()).toContain('Overview');
+		});
+	});
+
 	it('should reset to first available tab when METRICS is disabled and view is invalid', async () => {
 		act(() => {
 			renderK8sBaseDetails({

frontend/src/container/InfraMonitoringK8sV2/Base/__tests__/relations.test.ts

@@ -0,0 +1,154 @@
+import { InfraMonitoringEntity } from '../../constants';
+import {
+	buildRelatedFilterExpression,
+	carryOverListFilters,
+	getRelatedCategories,
+} from '../relations';
+
+/** What /api/v2/infra_monitoring/pods returns as a pod's meta. */
+const POD_ATTRIBUTES = {
+	'k8s.pod.uid': '63edbad0-398e-48e5-baba-f7ded7c73f1b',
+	'k8s.pod.name': 'checkout-7d9f',
+	'k8s.namespace.name': 'shop',
+	'k8s.cluster.name': 'prod',
+	'k8s.node.name': 'node-1',
+	'k8s.deployment.name': 'checkout',
+};
+
+const NODE_ATTRIBUTES = {
+	'k8s.node.name': 'node-1',
+	'k8s.cluster.name': 'prod',
+};
+
+describe('getRelatedCategories', () => {
+	it('offers every other kubernetes category, never itself', () => {
+		expect(
+			getRelatedCategories(InfraMonitoringEntity.PODS, POD_ATTRIBUTES),
+		).toStrictEqual([
+			InfraMonitoringEntity.CONTAINERS,
+			InfraMonitoringEntity.DEPLOYMENTS,
+			InfraMonitoringEntity.STATEFULSETS,
+			InfraMonitoringEntity.DAEMONSETS,
+			InfraMonitoringEntity.JOBS,
+			InfraMonitoringEntity.VOLUMES,
+			InfraMonitoringEntity.NODES,
+			InfraMonitoringEntity.NAMESPACES,
+			InfraMonitoringEntity.CLUSTERS,
+		]);
+	});
+
+	it('scopes a category it has no relation to by what they share', () => {
+		// Not this pod's statefulsets, which it has none of: the ones beside it
+		expect(
+			buildRelatedFilterExpression(
+				InfraMonitoringEntity.PODS,
+				InfraMonitoringEntity.STATEFULSETS,
+				POD_ATTRIBUTES,
+			),
+		).toBe("k8s.cluster.name = 'prod' AND k8s.namespace.name = 'shop'");
+	});
+
+	it('falls back to the cluster where that is all two categories share', () => {
+		// Deployment metrics carry no node, so this relation is unexpressible
+		expect(
+			buildRelatedFilterExpression(
+				InfraMonitoringEntity.NODES,
+				InfraMonitoringEntity.DEPLOYMENTS,
+				NODE_ATTRIBUTES,
+			),
+		).toBe("k8s.cluster.name = 'prod'");
+	});
+
+	it('finds nothing for a host, which is not a kubernetes resource', () => {
+		// Host rows carry os.type and the host name, no kubernetes attribute
+		expect(
+			getRelatedCategories(InfraMonitoringEntity.HOSTS, {
+				'host.name': 'ip-10-0-0-1',
+				'os.type': 'linux',
+			}),
+		).toStrictEqual([]);
+	});
+
+	it('lists pods first, which makes them the default for a node', () => {
+		expect(
+			getRelatedCategories(InfraMonitoringEntity.NODES, NODE_ATTRIBUTES)[0],
+		).toBe(InfraMonitoringEntity.PODS);
+	});
+});
+
+describe('buildRelatedFilterExpression', () => {
+	it('scopes the pods of a node by the node, inside its cluster', () => {
+		expect(
+			buildRelatedFilterExpression(
+				InfraMonitoringEntity.NODES,
+				InfraMonitoringEntity.PODS,
+				NODE_ATTRIBUTES,
+			),
+		).toBe("k8s.cluster.name = 'prod' AND k8s.node.name = 'node-1'");
+	});
+
+	it("scopes a pod's containers by the pod uid, which those rows carry", () => {
+		expect(
+			buildRelatedFilterExpression(
+				InfraMonitoringEntity.PODS,
+				InfraMonitoringEntity.CONTAINERS,
+				POD_ATTRIBUTES,
+			),
+		).toBe(
+			"k8s.cluster.name = 'prod' AND k8s.namespace.name = 'shop' AND k8s.pod.uid = '63edbad0-398e-48e5-baba-f7ded7c73f1b'",
+		);
+	});
+
+	it("reaches a pod's deployment by name, the only key that endpoint has", () => {
+		expect(
+			buildRelatedFilterExpression(
+				InfraMonitoringEntity.PODS,
+				InfraMonitoringEntity.DEPLOYMENTS,
+				POD_ATTRIBUTES,
+			),
+		).toBe(
+			"k8s.cluster.name = 'prod' AND k8s.namespace.name = 'shop' AND k8s.deployment.name = 'checkout'",
+		);
+	});
+
+	it('names the parent when the drawer resource belongs to it', () => {
+		expect(
+			buildRelatedFilterExpression(
+				InfraMonitoringEntity.PODS,
+				InfraMonitoringEntity.NODES,
+				POD_ATTRIBUTES,
+			),
+		).toBe("k8s.cluster.name = 'prod' AND k8s.node.name = 'node-1'");
+	});
+
+	it('asks a cluster list for the cluster alone', () => {
+		expect(
+			buildRelatedFilterExpression(
+				InfraMonitoringEntity.PODS,
+				InfraMonitoringEntity.CLUSTERS,
+				POD_ATTRIBUTES,
+			),
+		).toBe("k8s.cluster.name = 'prod'");
+	});
+});
+
+describe('carryOverListFilters', () => {
+	it('keeps the clauses the target endpoint understands', () => {
+		expect(
+			carryOverListFilters(
+				"k8s.namespace.name = 'shop' AND k8s.node.condition_ready = true",
+				InfraMonitoringEntity.PODS,
+			),
+		).toBe("k8s.namespace.name = 'shop'");
+	});
+
+	it('drops a filter written against the source entity only', () => {
+		expect(
+			carryOverListFilters('k8s.node.cpu.usage > 0.5', InfraMonitoringEntity.PODS),
+		).toBe('');
+	});
+
+	it('returns nothing for an empty list filter', () => {
+		expect(carryOverListFilters('   ', InfraMonitoringEntity.PODS)).toBe('');
+	});
+});

frontend/src/container/InfraMonitoringK8sV2/Base/categoryIcons.tsx

@@ -0,0 +1,48 @@
+import type { ComponentProps } from 'react';
+import {
+	ArrowUpDown,
+	Bolt,
+	Box,
+	Boxes,
+	Computer,
+	Container,
+	FilePenLine,
+	Group,
+	HardDrive,
+	Server,
+	Workflow,
+} from '@signozhq/icons';
+
+import { InfraMonitoringEntity } from '../constants';
+
+/**
+ * One icon per category, so the section tabs and the drawer that opens from
+ * them show a resource the same way.
+ */
+type IconSize = ComponentProps<typeof Container>['size'];
+
+const CATEGORY_ICONS: Record<InfraMonitoringEntity, typeof Container> = {
+	[InfraMonitoringEntity.HOSTS]: Server,
+	[InfraMonitoringEntity.PODS]: Container,
+	[InfraMonitoringEntity.CONTAINERS]: Box,
+	[InfraMonitoringEntity.NODES]: Workflow,
+	[InfraMonitoringEntity.NAMESPACES]: FilePenLine,
+	[InfraMonitoringEntity.CLUSTERS]: Boxes,
+	[InfraMonitoringEntity.DEPLOYMENTS]: Computer,
+	[InfraMonitoringEntity.STATEFULSETS]: ArrowUpDown,
+	[InfraMonitoringEntity.DAEMONSETS]: Group,
+	[InfraMonitoringEntity.JOBS]: Bolt,
+	[InfraMonitoringEntity.VOLUMES]: HardDrive,
+};
+
+export function CategoryIcon({
+	category,
+	size = 14,
+}: {
+	category: InfraMonitoringEntity;
+	size?: IconSize;
+}): JSX.Element {
+	const Icon = CATEGORY_ICONS[category];
+
+	return <Icon size={size} />;
+}

frontend/src/container/InfraMonitoringK8sV2/Base/components/EntityCountsSection/EntityCountsSection.tsx

@@ -3,18 +3,11 @@ import { TooltipSimple } from '@signozhq/ui/tooltip';
 import { Typography } from '@signozhq/ui/typography';
 import { Compass } from '@signozhq/icons';
 import { TextNoData } from '../../../components/TextNoData';
-import { QueryParams } from 'constants/query';
-import { initialQueriesMap } from 'constants/queryBuilder';
-import ROUTES from 'constants/routes';
 import { Link } from 'react-router-dom';
-import { DataSource } from 'types/common/queryBuilder';
-import { v4 as uuid } from 'uuid';
 
-import {
-	INFRA_MONITORING_K8S_PARAMS_KEYS,
-	InfraMonitoringEntity,
-} from '../../../constants';
+import { InfraMonitoringEntity } from '../../../constants';
 import { getDrawerDurationMs } from '../../useDrawerLifecycleStore';
+import { buildK8sListNavigationUrl } from '../../utils';
 import styles from './EntityCountsSection.module.scss';
 import { logInfraExplorerNavigatedEvent } from 'container/InfraMonitoringK8sV2/Base/events';
 
@@ -55,70 +48,6 @@ export function EntityCountsSection<T>({
 		closeDrawer();
 	};
 
-	const buildNavigationUrl = (targetCategory: InfraMonitoringEntity): string => {
-		const defaultQuery = initialQueriesMap[DataSource.METRICS];
-
-		const compositeQuery = {
-			...defaultQuery,
-			id: uuid(),
-			builder: {
-				...defaultQuery.builder,
-				queryData: defaultQuery.builder.queryData.map((query) => ({
-					...query,
-					filter: { expression: filterExpression },
-					filters: { items: [], op: 'AND' as const },
-				})),
-			},
-		};
-
-		const urlParams = new URLSearchParams();
-		urlParams.set(INFRA_MONITORING_K8S_PARAMS_KEYS.CATEGORY, targetCategory);
-		urlParams.set(
-			QueryParams.compositeQuery,
-			encodeURIComponent(JSON.stringify(compositeQuery)),
-		);
-
-		const currentSearchParams = new URLSearchParams(window.location.search);
-		const detailRelativeTime = currentSearchParams.get(
-			INFRA_MONITORING_K8S_PARAMS_KEYS.DETAIL_RELATIVE_TIME,
-		);
-		const detailStartTime = currentSearchParams.get(
-			INFRA_MONITORING_K8S_PARAMS_KEYS.DETAIL_START_TIME,
-		);
-		const detailEndTime = currentSearchParams.get(
-			INFRA_MONITORING_K8S_PARAMS_KEYS.DETAIL_END_TIME,
-		);
-
-		const listRelativeTime = currentSearchParams.get(QueryParams.relativeTime);
-		const listStartTime = currentSearchParams.get(QueryParams.startTime);
-		const listEndTime = currentSearchParams.get(QueryParams.endTime);
-
-		if (listRelativeTime) {
-			urlParams.set(QueryParams.relativeTime, listRelativeTime);
-		} else if (listStartTime && listEndTime) {
-			urlParams.set(QueryParams.startTime, listStartTime);
-			urlParams.set(QueryParams.endTime, listEndTime);
-		}
-
-		if (detailRelativeTime) {
-			urlParams.set(
-				INFRA_MONITORING_K8S_PARAMS_KEYS.DETAIL_RELATIVE_TIME,
-				detailRelativeTime,
-			);
-		} else if (detailStartTime && detailEndTime) {
-			urlParams.set(
-				INFRA_MONITORING_K8S_PARAMS_KEYS.DETAIL_START_TIME,
-				detailStartTime,
-			);
-			urlParams.set(
-				INFRA_MONITORING_K8S_PARAMS_KEYS.DETAIL_END_TIME,
-				detailEndTime,
-			);
-		}
-
-		return `${ROUTES.INFRASTRUCTURE_MONITORING_KUBERNETES}?${urlParams.toString()}`;
-	};
-
 	return (
 		<div className={styles.countsContainer}>
 			{countsConfig.map((config) => (
@@ -147,7 +76,7 @@ export function EntityCountsSection<T>({
 						<TextNoData type="typography" className={styles.countValue} />
 					)}
 					<Link
-						to={buildNavigationUrl(config.targetCategory)}
+						to={buildK8sListNavigationUrl(config.targetCategory, filterExpression)}
 						onClick={(): void => handleCardNavigate(config.label)}
 						data-testid={`navigate-${config.label.toLowerCase().replace(/\s+/g, '-')}`}
 					>

frontend/src/container/InfraMonitoringK8sV2/Base/events.ts

@@ -97,7 +97,11 @@ export function logInfraExplorerNavigatedEvent(params: {
 		| 'logs_explorer'
 		| 'traces_explorer'
 		| 'k8s_list';
-	source: 'chart_compass_icon' | 'tab_cta_button' | 'stats_card';
+	source:
+		| 'chart_compass_icon'
+		| 'tab_cta_button'
+		| 'stats_card'
+		| 'overview_cta';
 	tab: string;
 	sourceKey: string | null;
 	drawerDurationMsAtNavigation: number | null;

frontend/src/container/InfraMonitoringK8sV2/Base/relations.ts

@@ -0,0 +1,265 @@
+import { formatValueForExpression } from 'components/QueryBuilderV2/utils';
+import { extractQueryPairs } from 'utils/queryContextUtils';
+
+import {
+	INFRA_MONITORING_ATTR_KEYS,
+	InfraMonitoringEntity,
+} from '../constants';
+
+/** The attribute that names one record of a category. */
+const PRIMARY_KEY: Record<InfraMonitoringEntity, string> = {
+	[InfraMonitoringEntity.CLUSTERS]: INFRA_MONITORING_ATTR_KEYS.K8S_CLUSTER_NAME,
+	[InfraMonitoringEntity.NAMESPACES]:
+		INFRA_MONITORING_ATTR_KEYS.K8S_NAMESPACE_NAME,
+	[InfraMonitoringEntity.NODES]: INFRA_MONITORING_ATTR_KEYS.K8S_NODE_NAME,
+	[InfraMonitoringEntity.PODS]: INFRA_MONITORING_ATTR_KEYS.K8S_POD_UID,
+	[InfraMonitoringEntity.CONTAINERS]:
+		INFRA_MONITORING_ATTR_KEYS.K8S_CONTAINER_NAME,
+	[InfraMonitoringEntity.DEPLOYMENTS]:
+		INFRA_MONITORING_ATTR_KEYS.K8S_DEPLOYMENT_NAME,
+	[InfraMonitoringEntity.STATEFULSETS]:
+		INFRA_MONITORING_ATTR_KEYS.K8S_STATEFULSET_NAME,
+	[InfraMonitoringEntity.DAEMONSETS]:
+		INFRA_MONITORING_ATTR_KEYS.K8S_DAEMONSET_NAME,
+	[InfraMonitoringEntity.JOBS]: INFRA_MONITORING_ATTR_KEYS.K8S_JOB_NAME,
+	[InfraMonitoringEntity.VOLUMES]:
+		INFRA_MONITORING_ATTR_KEYS.K8S_PERSISTENT_VOLUME_CLAIM_NAME,
+	[InfraMonitoringEntity.HOSTS]: INFRA_MONITORING_ATTR_KEYS.HOST_NAME,
+};
+
+/**
+ * Attributes each list endpoint can be filtered by, broadest first so a built
+ * expression reads cluster to container. Only keys the category's metrics
+ * actually carry belong here.
+ */
+const FILTERABLE_KEYS: Record<InfraMonitoringEntity, string[]> = {
+	[InfraMonitoringEntity.CLUSTERS]: [
+		INFRA_MONITORING_ATTR_KEYS.K8S_CLUSTER_NAME,
+	],
+	[InfraMonitoringEntity.NODES]: [
+		INFRA_MONITORING_ATTR_KEYS.K8S_CLUSTER_NAME,
+		INFRA_MONITORING_ATTR_KEYS.K8S_NODE_NAME,
+	],
+	[InfraMonitoringEntity.NAMESPACES]: [
+		INFRA_MONITORING_ATTR_KEYS.K8S_CLUSTER_NAME,
+		INFRA_MONITORING_ATTR_KEYS.K8S_NAMESPACE_NAME,
+	],
+	[InfraMonitoringEntity.DEPLOYMENTS]: [
+		INFRA_MONITORING_ATTR_KEYS.K8S_CLUSTER_NAME,
+		INFRA_MONITORING_ATTR_KEYS.K8S_NAMESPACE_NAME,
+		INFRA_MONITORING_ATTR_KEYS.K8S_DEPLOYMENT_NAME,
+	],
+	[InfraMonitoringEntity.STATEFULSETS]: [
+		INFRA_MONITORING_ATTR_KEYS.K8S_CLUSTER_NAME,
+		INFRA_MONITORING_ATTR_KEYS.K8S_NAMESPACE_NAME,
+		INFRA_MONITORING_ATTR_KEYS.K8S_STATEFULSET_NAME,
+	],
+	[InfraMonitoringEntity.DAEMONSETS]: [
+		INFRA_MONITORING_ATTR_KEYS.K8S_CLUSTER_NAME,
+		INFRA_MONITORING_ATTR_KEYS.K8S_NAMESPACE_NAME,
+		INFRA_MONITORING_ATTR_KEYS.K8S_DAEMONSET_NAME,
+	],
+	[InfraMonitoringEntity.JOBS]: [
+		INFRA_MONITORING_ATTR_KEYS.K8S_CLUSTER_NAME,
+		INFRA_MONITORING_ATTR_KEYS.K8S_NAMESPACE_NAME,
+		INFRA_MONITORING_ATTR_KEYS.K8S_JOB_NAME,
+	],
+	[InfraMonitoringEntity.VOLUMES]: [
+		INFRA_MONITORING_ATTR_KEYS.K8S_CLUSTER_NAME,
+		INFRA_MONITORING_ATTR_KEYS.K8S_NAMESPACE_NAME,
+		INFRA_MONITORING_ATTR_KEYS.K8S_NODE_NAME,
+		INFRA_MONITORING_ATTR_KEYS.K8S_STATEFULSET_NAME,
+		INFRA_MONITORING_ATTR_KEYS.K8S_POD_NAME,
+		INFRA_MONITORING_ATTR_KEYS.K8S_POD_UID,
+		INFRA_MONITORING_ATTR_KEYS.K8S_PERSISTENT_VOLUME_CLAIM_NAME,
+	],
+	[InfraMonitoringEntity.PODS]: [
+		INFRA_MONITORING_ATTR_KEYS.K8S_CLUSTER_NAME,
+		INFRA_MONITORING_ATTR_KEYS.K8S_NAMESPACE_NAME,
+		INFRA_MONITORING_ATTR_KEYS.K8S_NODE_NAME,
+		INFRA_MONITORING_ATTR_KEYS.K8S_DEPLOYMENT_NAME,
+		INFRA_MONITORING_ATTR_KEYS.K8S_STATEFULSET_NAME,
+		INFRA_MONITORING_ATTR_KEYS.K8S_DAEMONSET_NAME,
+		INFRA_MONITORING_ATTR_KEYS.K8S_JOB_NAME,
+		INFRA_MONITORING_ATTR_KEYS.K8S_POD_NAME,
+		INFRA_MONITORING_ATTR_KEYS.K8S_POD_UID,
+	],
+	[InfraMonitoringEntity.CONTAINERS]: [
+		INFRA_MONITORING_ATTR_KEYS.K8S_CLUSTER_NAME,
+		INFRA_MONITORING_ATTR_KEYS.K8S_NAMESPACE_NAME,
+		INFRA_MONITORING_ATTR_KEYS.K8S_NODE_NAME,
+		INFRA_MONITORING_ATTR_KEYS.K8S_DEPLOYMENT_NAME,
+		INFRA_MONITORING_ATTR_KEYS.K8S_STATEFULSET_NAME,
+		INFRA_MONITORING_ATTR_KEYS.K8S_DAEMONSET_NAME,
+		INFRA_MONITORING_ATTR_KEYS.K8S_JOB_NAME,
+		INFRA_MONITORING_ATTR_KEYS.K8S_POD_NAME,
+		INFRA_MONITORING_ATTR_KEYS.K8S_POD_UID,
+		INFRA_MONITORING_ATTR_KEYS.K8S_CONTAINER_NAME,
+	],
+	[InfraMonitoringEntity.HOSTS]: [],
+};
+
+/** Dropdown order: what a resource usually contains, then what contains it. */
+const DISPLAY_ORDER: InfraMonitoringEntity[] = [
+	InfraMonitoringEntity.PODS,
+	InfraMonitoringEntity.CONTAINERS,
+	InfraMonitoringEntity.DEPLOYMENTS,
+	InfraMonitoringEntity.STATEFULSETS,
+	InfraMonitoringEntity.DAEMONSETS,
+	InfraMonitoringEntity.JOBS,
+	InfraMonitoringEntity.VOLUMES,
+	InfraMonitoringEntity.NODES,
+	InfraMonitoringEntity.NAMESPACES,
+	InfraMonitoringEntity.CLUSTERS,
+];
+
+export type EntityAttributes = Record<string, string>;
+
+/** The attribute a category's display name belongs under. */
+const NAME_KEY: Partial<Record<InfraMonitoringEntity, string>> = {
+	[InfraMonitoringEntity.PODS]: INFRA_MONITORING_ATTR_KEYS.K8S_POD_NAME,
+};
+
+export function getEntityNameAttributeKey(
+	category: InfraMonitoringEntity,
+): string {
+	return NAME_KEY[category] ?? PRIMARY_KEY[category];
+}
+
+function matchingKeys(
+	target: InfraMonitoringEntity,
+	attributes: EntityAttributes,
+): string[] {
+	return FILTERABLE_KEYS[target].filter((key) => !!attributes[key]);
+}
+
+/**
+ * The attribute that ties a target to the drawer's resource: the resource
+ * itself when the target's records belong to it (the containers of this pod),
+ * otherwise the target's own name as the resource knows it (the node this pod
+ * runs on). Null when neither holds, which leaves the target scoped only by
+ * the ancestors the two share.
+ */
+function relationKey(
+	source: InfraMonitoringEntity,
+	target: InfraMonitoringEntity,
+	attributes: EntityAttributes,
+): string | null {
+	if (target === source) {
+		return null;
+	}
+
+	const keys = matchingKeys(target, attributes);
+
+	if (keys.includes(PRIMARY_KEY[source])) {
+		return PRIMARY_KEY[source];
+	}
+
+	return keys.includes(PRIMARY_KEY[target]) ? PRIMARY_KEY[target] : null;
+}
+
+/**
+ * Every category the drawer's resource can scope a list of, which for a
+ * kubernetes resource is all of them: where no closer relation exists the two
+ * still share a cluster. A target is left out only when nothing is shared at
+ * all, so a list is never asked for unscoped.
+ */
+export function getRelatedCategories(
+	source: InfraMonitoringEntity,
+	attributes: EntityAttributes,
+): InfraMonitoringEntity[] {
+	return DISPLAY_ORDER.filter(
+		(target) =>
+			target !== source &&
+			buildRelatedFilterClauses(source, target, attributes).length > 0,
+	);
+}
+
+/**
+ * Cluster and namespace ride along with the relation itself, the way other
+ * observability tools scope these lists: a pod's deployment is read as that
+ * deployment, in that namespace, in that cluster.
+ */
+const SCOPE_KEYS = [
+	INFRA_MONITORING_ATTR_KEYS.K8S_CLUSTER_NAME,
+	INFRA_MONITORING_ATTR_KEYS.K8S_NAMESPACE_NAME,
+];
+
+export interface RelatedFilterClause {
+	key: string;
+	value: string;
+}
+
+/**
+ * Scope clauses, broadest first. The last carries the relation where one
+ * exists; without one the list is scoped to the shared ancestors, which reads
+ * as "beside this resource" rather than "belonging to it".
+ */
+export function buildRelatedFilterClauses(
+	source: InfraMonitoringEntity,
+	target: InfraMonitoringEntity,
+	attributes: EntityAttributes,
+): RelatedFilterClause[] {
+	const key = relationKey(source, target, attributes);
+
+	const scope = SCOPE_KEYS.filter(
+		(scopeKey) =>
+			scopeKey !== key &&
+			FILTERABLE_KEYS[target].includes(scopeKey) &&
+			!!attributes[scopeKey],
+	);
+
+	return (key ? [...scope, key] : scope).map((clauseKey) => ({
+		key: clauseKey,
+		value: attributes[clauseKey] as string,
+	}));
+}
+
+export function formatRelatedFilterClause(clause: RelatedFilterClause): string {
+	return `${clause.key} = ${formatValueForExpression(clause.value)}`;
+}
+
+export function buildRelatedFilterExpression(
+	source: InfraMonitoringEntity,
+	target: InfraMonitoringEntity,
+	attributes: EntityAttributes,
+): string {
+	return buildRelatedFilterClauses(source, target, attributes)
+		.map(formatRelatedFilterClause)
+		.join(' AND ');
+}
+
+export function resolveRelatedCategory(
+	source: InfraMonitoringEntity,
+	attributes: EntityAttributes,
+	requested: string | null,
+): InfraMonitoringEntity | null {
+	const related = getRelatedCategories(source, attributes);
+	const match = related.find((target) => target === requested);
+
+	return match ?? related[0] ?? null;
+}
+
+export function carryOverListFilters(
+	expression: string,
+	target: InfraMonitoringEntity,
+): string {
+	if (!expression.trim()) {
+		return '';
+	}
+
+	const supported = new Set(FILTERABLE_KEYS[target]);
+
+	return extractQueryPairs(expression)
+		.filter((pair) => supported.has(pair.key))
+		.map((pair) => {
+			const start = pair.position.negationStart ?? pair.position.keyStart;
+			const lastValue = pair.valuesPosition?.[pair.valuesPosition.length - 1];
+			const end =
+				lastValue?.end ?? pair.position.valueEnd ?? pair.position.operatorEnd;
+
+			return expression.slice(start, end + 1).trim();
+		})
+		.filter(Boolean)
+		.join(' AND ');
+}

frontend/src/container/InfraMonitoringK8sV2/Base/types.ts

@@ -75,6 +75,8 @@ export type GetEntityQueryPayload<T> = (
 ) => GetQueryResultsProps[];
 
 export interface K8sDetailsTabsConfig {
+	/** Declared by categories whose resources relate to others; see relations.ts */
+	showOverview?: boolean;
 	showMetrics?: boolean;
 	showLogs?: boolean;
 	showTraces?: boolean;
@@ -141,6 +143,10 @@ export interface K8sBaseDetailsContentProps<T> {
 	customTabs?: K8sDetailsCustomTab<T>[];
 	logsAndTracesInitialExpression: string;
 	eventsInitialExpression: string;
+	/** The drawer entity's own attributes, used to find and scope related resources */
+	entityAttributes: Record<string, string>;
+	/** Name of the drawer entity, for the back control of a resource opened from it */
+	entityName: string;
 }
 
 // Aliases for backward compatibility

frontend/src/container/InfraMonitoringK8sV2/Base/useDrawerHistoryStore.ts

@@ -0,0 +1,56 @@
+import { create } from 'zustand';
+
+import { InfraMonitoringEntity } from '../constants';
+import { SelectedItemParams } from '../hooks';
+
+export interface DrawerHistoryEntry {
+	params: SelectedItemParams;
+	/** Category of the resource that was open, which the back control names */
+	category: InfraMonitoringEntity;
+	/** Name of that resource, shown on hover */
+	label: string;
+	/**
+	 * The record the drawer was showing, and the prefix of the query that holds
+	 * it, so stepping back renders from it instead of fetching again.
+	 */
+	entity: unknown;
+	queryKeyPrefix: string;
+}
+
+export interface IDrawerHistoryStore {
+	entries: DrawerHistoryEntry[];
+	push: (entry: DrawerHistoryEntry) => void;
+	pop: () => DrawerHistoryEntry | null;
+	reset: () => void;
+}
+
+/**
+ * The trail left by opening one resource from another's overview tab, so the
+ * drawer can step back through it instead of only closing.
+ */
+export const useDrawerHistoryStore = create<IDrawerHistoryStore>()(
+	(set, get) => ({
+		entries: [],
+		push: (entry): void => set({ entries: [...get().entries, entry] }),
+		pop: (): DrawerHistoryEntry | null => {
+			const { entries } = get();
+			const previous = entries[entries.length - 1] ?? null;
+
+			if (previous) {
+				set({ entries: entries.slice(0, -1) });
+			}
+
+			return previous;
+		},
+		reset: (): void => set({ entries: [] }),
+	}),
+);
+
+export const resetDrawerHistory = (): void =>
+	useDrawerHistoryStore.getState().reset();
+
+export const pushDrawerHistory = (entry: DrawerHistoryEntry): void =>
+	useDrawerHistoryStore.getState().push(entry);
+
+export const getDrawerHistoryDepth = (): number =>
+	useDrawerHistoryStore.getState().entries.length;

frontend/src/container/InfraMonitoringK8sV2/Base/usePrimeEntityDetails.ts

@@ -0,0 +1,47 @@
+import { useCallback } from 'react';
+import { useQueryClient } from 'react-query';
+import { useGlobalTimeStore } from 'store/globalTime';
+
+import { SelectedItemParams } from '../hooks';
+
+interface PrimeEntityDetailsParams {
+	params: SelectedItemParams;
+	queryKeyPrefix: string;
+	entity: unknown;
+}
+
+/**
+ * Seeds the drawer's entity query with a record already in hand, so navigating
+ * between resources renders straight away instead of passing through a loading
+ * state. The list page does the same on a row click.
+ */
+export function usePrimeEntityDetails(): (
+	params: PrimeEntityDetailsParams,
+) => void {
+	const queryClient = useQueryClient();
+	const selectedTime = useGlobalTimeStore((store) => store.selectedTime);
+	const getAutoRefreshQueryKey = useGlobalTimeStore(
+		(store) => store.getAutoRefreshQueryKey,
+	);
+
+	return useCallback(
+		({ params, queryKeyPrefix, entity }): void => {
+			if (!queryKeyPrefix || !entity) {
+				return;
+			}
+
+			queryClient.setQueryData(
+				getAutoRefreshQueryKey(
+					selectedTime,
+					`${queryKeyPrefix}EntityDetails`,
+					params.selectedItem,
+					params.clusterName,
+					params.namespaceName,
+					params.containerName,
+				),
+				{ data: entity },
+			);
+		},
+		[queryClient, selectedTime, getAutoRefreshQueryKey],
+	);
+}

frontend/src/container/InfraMonitoringK8sV2/Base/utils.tsx

@@ -7,7 +7,16 @@ import {
 	formatValueForExpression,
 } from 'components/QueryBuilderV2/utils';
 import { SelectedItemParams } from 'container/InfraMonitoringK8sV2/hooks';
-import { INFRA_MONITORING_ATTR_KEYS } from 'container/InfraMonitoringK8sV2/constants';
+import {
+	INFRA_MONITORING_ATTR_KEYS,
+	INFRA_MONITORING_K8S_PARAMS_KEYS,
+	InfraMonitoringEntity,
+} from 'container/InfraMonitoringK8sV2/constants';
+import { QueryParams } from 'constants/query';
+import { initialQueriesMap } from 'constants/queryBuilder';
+import ROUTES from 'constants/routes';
+import { DataSource } from 'types/common/queryBuilder';
+import { v4 as uuid } from 'uuid';
 
 export function sortByColumnOrder<T>(
 	items: T[],
@@ -178,3 +187,74 @@ export function buildExpressionFromSelectedItemParams(
 
 	return clauses.join(' AND ');
 }
+
+/**
+ * Link to the k8s list page for `targetCategory`, pre-filtered by `filterExpression`
+ * and carrying whichever time range (list or drawer) the current URL holds.
+ */
+export function buildK8sListNavigationUrl(
+	targetCategory: InfraMonitoringEntity,
+	filterExpression: string,
+): string {
+	const defaultQuery = initialQueriesMap[DataSource.METRICS];
+
+	const compositeQuery = {
+		...defaultQuery,
+		id: uuid(),
+		builder: {
+			...defaultQuery.builder,
+			queryData: defaultQuery.builder.queryData.map((query) => ({
+				...query,
+				filter: { expression: filterExpression },
+				filters: { items: [], op: 'AND' as const },
+			})),
+		},
+	};
+
+	const urlParams = new URLSearchParams();
+	urlParams.set(INFRA_MONITORING_K8S_PARAMS_KEYS.CATEGORY, targetCategory);
+	urlParams.set(
+		QueryParams.compositeQuery,
+		encodeURIComponent(JSON.stringify(compositeQuery)),
+	);
+
+	const currentSearchParams = new URLSearchParams(window.location.search);
+	const detailRelativeTime = currentSearchParams.get(
+		INFRA_MONITORING_K8S_PARAMS_KEYS.DETAIL_RELATIVE_TIME,
+	);
+	const detailStartTime = currentSearchParams.get(
+		INFRA_MONITORING_K8S_PARAMS_KEYS.DETAIL_START_TIME,
+	);
+	const detailEndTime = currentSearchParams.get(
+		INFRA_MONITORING_K8S_PARAMS_KEYS.DETAIL_END_TIME,
+	);
+
+	const listRelativeTime = currentSearchParams.get(QueryParams.relativeTime);
+	const listStartTime = currentSearchParams.get(QueryParams.startTime);
+	const listEndTime = currentSearchParams.get(QueryParams.endTime);
+
+	if (listRelativeTime) {
+		urlParams.set(QueryParams.relativeTime, listRelativeTime);
+	} else if (listStartTime && listEndTime) {
+		urlParams.set(QueryParams.startTime, listStartTime);
+		urlParams.set(QueryParams.endTime, listEndTime);
+	}
+
+	if (detailRelativeTime) {
+		urlParams.set(
+			INFRA_MONITORING_K8S_PARAMS_KEYS.DETAIL_RELATIVE_TIME,
+			detailRelativeTime,
+		);
+	} else if (detailStartTime && detailEndTime) {
+		urlParams.set(
+			INFRA_MONITORING_K8S_PARAMS_KEYS.DETAIL_START_TIME,
+			detailStartTime,
+		);
+		urlParams.set(
+			INFRA_MONITORING_K8S_PARAMS_KEYS.DETAIL_END_TIME,
+			detailEndTime,
+		);
+	}
+
+	return `${ROUTES.INFRASTRUCTURE_MONITORING_KUBERNETES}?${urlParams.toString()}`;
+}

frontend/src/container/InfraMonitoringK8sV2/Clusters/constants.ts

@@ -6,10 +6,7 @@ import { EQueryType } from 'types/common/dashboard';
 import { DataSource, ReduceOperators } from 'types/common/queryBuilder';
 import { v4 } from 'uuid';
 
-import {
-	K8sDetailsCountConfig,
-	K8sDetailsMetadataConfig,
-} from '../Base/K8sBaseDetails';
+import { K8sDetailsCountConfig, K8sDetailsMetadataConfig } from '../Base/types';
 import { formatValueForExpression } from 'components/QueryBuilderV2/utils';
 import {
 	INFRA_MONITORING_ATTR_KEYS,

frontend/src/container/InfraMonitoringK8sV2/Clusters/entity.config.ts

@@ -123,6 +123,7 @@ export const clusterEntityConfig: K8sEntityConfig<InframonitoringtypesClusterRec
 		details: {
 			category: InfraMonitoringEntity.CLUSTERS,
 			eventCategory: InfraMonitoringEvents.Cluster,
+			tabsConfig: { showOverview: true },
 			queryKeyPrefix: 'cluster',
 			getSelectedItemExpression: k8sClusterGetSelectedItemExpression,
 			fetchEntityData,

frontend/src/container/InfraMonitoringK8sV2/Containers/entity.config.ts

@@ -127,6 +127,7 @@ export const containerEntityConfig: K8sEntityConfig<
 	details: {
 		category: InfraMonitoringEntity.CONTAINERS,
 		eventCategory: InfraMonitoringEvents.Container,
+		tabsConfig: { showOverview: true },
 		queryKeyPrefix: 'container',
 		getSelectedItemExpression: k8sContainerGetSelectedItemExpression,
 		fetchEntityData,

frontend/src/container/InfraMonitoringK8sV2/Containers/table.config.tsx

@@ -1,4 +1,4 @@
-import { Container } from '@signozhq/icons';
+import { Box } from '@signozhq/icons';
 import { Badge } from '@signozhq/ui/badge';
 import {
 	InframonitoringtypesContainerReadyDTO,
@@ -94,7 +94,7 @@ export const k8sContainerColumnsConfig: ContainerTableColumnConfig[] = [
 		header: (): React.ReactNode => (
 			<EntityGroupHeader
 				title="Container Name"
-				icon={<Container data-hide-expanded="true" size={14} />}
+				icon={<Box data-hide-expanded="true" size={14} />}
 				docPath={`${CONTAINERS_DOC_PATH}#container-name`}
 			/>
 		),

frontend/src/container/InfraMonitoringK8sV2/DaemonSets/constants.ts

@@ -6,7 +6,7 @@ import { EQueryType } from 'types/common/dashboard';
 import { DataSource, ReduceOperators } from 'types/common/queryBuilder';
 import { v4 } from 'uuid';
 
-import { K8sDetailsMetadataConfig } from '../Base/K8sBaseDetails';
+import { K8sDetailsMetadataConfig } from '../Base/types';
 import {
 	getPodUtilizationByPodQueryPayloads,
 	INFRA_MONITORING_ATTR_KEYS,

frontend/src/container/InfraMonitoringK8sV2/DaemonSets/entity.config.ts

@@ -132,6 +132,7 @@ export const daemonSetEntityConfig: K8sEntityConfig<
 	details: {
 		category: InfraMonitoringEntity.DAEMONSETS,
 		eventCategory: InfraMonitoringEvents.DaemonSet,
+		tabsConfig: { showOverview: true },
 		queryKeyPrefix: 'daemonset',
 		getSelectedItemExpression: k8sDaemonSetGetSelectedItemExpression,
 		fetchEntityData,

frontend/src/container/InfraMonitoringK8sV2/Deployments/constants.ts

@@ -6,7 +6,7 @@ import { EQueryType } from 'types/common/dashboard';
 import { DataSource, ReduceOperators } from 'types/common/queryBuilder';
 import { v4 } from 'uuid';
 
-import { K8sDetailsMetadataConfig } from '../Base/K8sBaseDetails';
+import { K8sDetailsMetadataConfig } from '../Base/types';
 import {
 	getPodUtilizationByPodQueryPayloads,
 	INFRA_MONITORING_ATTR_KEYS,

frontend/src/container/InfraMonitoringK8sV2/Deployments/entity.config.ts

@@ -147,6 +147,7 @@ export const deploymentEntityConfig: K8sEntityConfig<
 	details: {
 		category: InfraMonitoringEntity.DEPLOYMENTS,
 		eventCategory: InfraMonitoringEvents.Deployment,
+		tabsConfig: { showOverview: true },
 		queryKeyPrefix: 'deployment',
 		getSelectedItemExpression: k8sDeploymentGetSelectedItemExpression,
 		fetchEntityData,

frontend/src/container/InfraMonitoringK8sV2/EntityDetailsUtils/EntityOverview/EntityOverview.module.scss

@@ -0,0 +1,166 @@
+.container {
+	display: flex;
+	flex-direction: column;
+	gap: var(--spacing-4);
+	margin-top: var(--spacing-8);
+	min-width: 0;
+}
+
+.controls {
+	display: flex;
+	align-items: center;
+	justify-content: flex-end;
+	gap: var(--spacing-3);
+	flex-wrap: wrap;
+}
+
+.tableHeader {
+	display: flex;
+	align-items: center;
+	gap: var(--spacing-3);
+	padding: var(--spacing-4) var(--spacing-8);
+	border-bottom: 1px solid var(--l1-border);
+}
+
+.resourcePicker {
+	display: flex;
+	align-items: center;
+	gap: var(--spacing-3);
+	flex: 0 0 auto;
+}
+
+.resourceTrigger {
+	--select-trigger-width: 240px;
+	--select-trigger-height: 2rem;
+}
+
+.resourceOptions {
+	// The drawer is a dialog at z-index 50 and select content ships without one,
+	// so without this the dropdown paints behind the drawer.
+	z-index: 60;
+
+	// Radix measures the trigger for us; without this the list is narrower than it
+	min-width: var(--radix-select-trigger-width);
+}
+
+.filterRow {
+	display: flex;
+	align-items: center;
+	gap: var(--spacing-3);
+	padding-left: var(--spacing-3);
+	min-width: 0;
+	border: 1px solid var(--l2-border);
+	border-radius: 2px;
+	background: var(--l1-background);
+
+	// The row draws the field outline, so the editor inside it draws none
+	--query-builder-v2-border-color: transparent;
+	--query-builder-v2-background-color: transparent;
+}
+
+.scopeChip {
+	display: inline-flex;
+	align-items: center;
+	gap: var(--spacing-2);
+	flex: 0 1 auto;
+	min-width: 0;
+	max-width: 420px;
+	padding: var(--spacing-1) var(--spacing-3);
+	border-radius: 2px;
+	background: var(--l3-background);
+	color: var(--l2-foreground);
+	font-size: 12px;
+	line-height: 20px;
+	cursor: default;
+}
+
+.scopeMore {
+	flex: none;
+	color: var(--l3-foreground);
+}
+
+// The editor beside it is CodeMirror on the copilot theme in dark and
+// githubLight in light; the chip borrows those token colours so one filter
+// does not read as two
+.scopeKey {
+	color: #939da5;
+}
+
+.scopeOperator {
+	color: #939da5;
+}
+
+.scopeValue {
+	color: #5bec95;
+}
+
+:global(.lightMode) {
+	.scopeKey,
+	.scopeOperator {
+		color: #005cc5;
+	}
+
+	.scopeValue {
+		color: #032f62;
+	}
+}
+
+.scopeExpression {
+	font-family: var(--font-mono, monospace);
+	overflow: hidden;
+	text-overflow: ellipsis;
+	white-space: nowrap;
+}
+
+.filterInput {
+	flex: 1 1 auto;
+	min-width: 0;
+
+	// The locked scope is already shown as a chip, so drop the editor's own
+	// scope marker and the room it reserves for it
+	:global(.query-search-initial-scope-label) {
+		display: none;
+	}
+
+	:global(
+		.query-where-clause-editor.hasInitialExpression .cm-editor .cm-content
+	) {
+		padding-left: 0 !important;
+	}
+
+	// Its page-width minimum would force the filter row to overflow the drawer
+	:global(.code-mirror-where-clause .query-where-clause-editor) {
+		min-width: 0;
+	}
+}
+
+.tableCard {
+	display: flex;
+	flex-direction: column;
+	min-height: 480px;
+	border: 1px solid var(--l2-border);
+	border-radius: 4px;
+	overflow: hidden;
+	min-width: 0;
+}
+
+.table {
+	flex: 1 1 auto;
+	min-height: 0;
+	--typography-color: var(--l2-foreground);
+}
+
+.noRelations {
+	display: flex;
+	align-items: center;
+	justify-content: center;
+	min-height: 240px;
+	margin-top: var(--spacing-8);
+}
+
+.emptyState {
+	display: flex;
+	align-items: center;
+	justify-content: center;
+	min-height: 180px;
+}

frontend/src/container/InfraMonitoringK8sV2/EntityDetailsUtils/EntityOverview/EntityOverview.stories.mocks.tsx

@@ -0,0 +1,76 @@
+import { rest } from 'msw';
+
+import { countControl } from '@/storybook/controls/controls';
+import { defineStoryMocks } from '@/storybook/controls/defineStoryMocks';
+
+function buildContainers(count: number): unknown[] {
+	return Array.from({ length: count }, (_, index) => ({
+		containerName: index === 0 ? 'loadgenerator' : `sidecar-${index}`,
+		containerID: `containerd://${index}`,
+		podName: 'app-demo-loadgenerator-579fbdd749-q5kgd',
+		status: 'running',
+		ready: true,
+		restarts: index,
+		image: 'ghcr.io/open-telemetry/demo:1.14.0-loadgenerator',
+		cpuUsage: 0.12,
+		memoryUsage: 148 * 1024 * 1024,
+		meta: {
+			'k8s.pod.name': 'app-demo-loadgenerator-579fbdd749-q5kgd',
+			'k8s.namespace.name': 'generator',
+			'k8s.cluster.name': 'mgmt',
+			'k8s.node.name': 'gke-mgmt-pl-generator-e2st4-sp-41c1bdc8-p6z7',
+		},
+	}));
+}
+
+export const overviewMocks = defineStoryMocks({
+	controls: {
+		containers: countControl('Containers', {
+			group: 'Overview tab',
+			value: 12,
+			max: 40,
+		}),
+	},
+	handlers: (values) => [
+		// The filter's suggestions ask for these; without them the search box
+		// logs a failed request and the story's smoke test fails on it
+		rest.get('http://localhost/api/v1/fields/keys', (_req, res, ctx) =>
+			res(
+				ctx.status(200),
+				ctx.json({ status: 'success', data: { keys: {}, complete: true } }),
+			),
+		),
+
+		rest.get('http://localhost/api/v1/fields/values', (_req, res, ctx) =>
+			res(
+				ctx.status(200),
+				ctx.json({ status: 'success', data: { values: {}, complete: true } }),
+			),
+		),
+
+		rest.post(
+			'http://localhost/api/v2/infra_monitoring/kube_containers',
+			async (req, res, ctx) => {
+				const { offset = 0, limit = 10 } = (await req.json()) as {
+					offset?: number;
+					limit?: number;
+				};
+
+				return res(
+					ctx.status(200),
+					ctx.json({
+						status: 'success',
+						data: {
+							type: 'list',
+							records: buildContainers(values.containers).slice(
+								offset,
+								offset + limit,
+							),
+							total: values.containers,
+						},
+					}),
+				);
+			},
+		),
+	],
+});

frontend/src/container/InfraMonitoringK8sV2/EntityDetailsUtils/EntityOverview/EntityOverview.stories.tsx

@@ -0,0 +1,67 @@
+import type { Meta, StoryObj } from '@storybook/react-vite';
+import { DrawerWrapper } from '@signozhq/ui/drawer';
+import { GlobalTimeProvider } from 'store/globalTime';
+
+import type { PageStoryArgs } from '@/storybook/runtime/resolveStory';
+import { storyMocks } from '@/storybook/controls/defineStoryMocks';
+
+import {
+	INFRA_MONITORING_K8S_PARAMS_KEYS,
+	InfraMonitoringEntity,
+} from '../../constants';
+import EntityOverview, { EntityOverviewProps } from './EntityOverview';
+import { overviewMocks } from './EntityOverview.stories.mocks';
+
+import drawerStyles from '../entityDetails.module.scss';
+
+const POD_UID = '63edbad0-398e-48e5-baba-f7ded7c73f1b';
+
+/** The meta /api/v2/infra_monitoring/pods returns for one pod. */
+const POD_ATTRIBUTES = {
+	'k8s.pod.uid': POD_UID,
+	'k8s.pod.name': 'app-demo-loadgenerator-579fbdd749-q5kgd',
+	'k8s.namespace.name': 'generator',
+	'k8s.cluster.name': 'mgmt',
+	'k8s.node.name': 'gke-mgmt-pl-generator-e2st4-sp-41c1bdc8-p6z7',
+	'k8s.deployment.name': 'app-demo-loadgenerator',
+};
+
+const route = `/infrastructure-monitoring/kubernetes?${INFRA_MONITORING_K8S_PARAMS_KEYS.CATEGORY}=pods&${INFRA_MONITORING_K8S_PARAMS_KEYS.SELECTED_ITEM}=${POD_UID}`;
+
+type OverviewArgs = PageStoryArgs<typeof overviewMocks> & EntityOverviewProps;
+
+const meta = {
+	title: 'Infra monitoring/Drawer overview tab',
+	component: EntityOverview,
+	...storyMocks(overviewMocks, { route }),
+	decorators: [
+		(Story): JSX.Element => (
+			<DrawerWrapper
+				open
+				direction="right"
+				title="app-demo-loadgenerator-579fbdd749-q5kgd"
+				onOpenChange={(): void => undefined}
+				className={drawerStyles.entityDetailDrawer}
+			>
+				<GlobalTimeProvider>
+					<Story />
+				</GlobalTimeProvider>
+			</DrawerWrapper>
+		),
+	],
+} satisfies Meta<OverviewArgs>;
+
+export default meta;
+
+type Story = StoryObj<OverviewArgs>;
+
+export const Default: Story = {
+	args: {
+		category: InfraMonitoringEntity.PODS,
+		eventEntity: 'pod',
+		attributes: POD_ATTRIBUTES,
+		entity: { podUID: POD_UID },
+		entityName: POD_ATTRIBUTES['k8s.pod.name'],
+		queryKeyPrefix: 'pod',
+	},
+};

frontend/src/container/InfraMonitoringK8sV2/EntityDetailsUtils/EntityOverview/EntityOverview.tsx

@@ -0,0 +1,343 @@
+import { useCallback, useMemo, useState } from 'react';
+import { Compass } from '@signozhq/icons';
+import { Button } from '@signozhq/ui/button';
+import {
+	Select,
+	SelectContent,
+	SelectItem,
+	SelectTrigger,
+	SelectValue,
+} from '@signozhq/ui/select';
+import { TooltipSimple } from '@signozhq/ui/tooltip';
+import { Typography } from '@signozhq/ui/typography';
+import {
+	QuerySearchV2Provider,
+	useExpression,
+	useInputExpression,
+	useQuerySearchInitialExpressionProp,
+	useQuerySearchOnChange,
+	useQuerySearchOnRun,
+	useUserExpression,
+} from 'components/QueryBuilderV2';
+import QuerySearch from 'components/QueryBuilderV2/QueryV2/QuerySearch/QuerySearch';
+import {
+	combineInitialAndUserExpression,
+	getUserExpressionFromCombined,
+} from 'components/QueryBuilderV2/QueryV2/QuerySearch/utils';
+import RunQueryBtn from 'container/QueryBuilder/components/RunQueryBtn/RunQueryBtn';
+import { IBuilderQuery } from 'types/api/queryBuilder/queryBuilderData';
+import { DataSource } from 'types/common/queryBuilder';
+import { openInNewTab } from 'utils/navigation';
+import { validateQuery } from 'utils/queryValidationUtils';
+
+import { getEntityConfig } from '../../Base/entity.registry';
+import { logInfraExplorerNavigatedEvent } from '../../Base/events';
+import {
+	buildRelatedFilterClauses,
+	EntityAttributes,
+	formatRelatedFilterClause,
+	RelatedFilterClause,
+	getEntityNameAttributeKey,
+	getRelatedCategories,
+	resolveRelatedCategory,
+} from '../../Base/relations';
+import { getDrawerDurationMs } from '../../Base/useDrawerLifecycleStore';
+import { buildK8sListNavigationUrl } from '../../Base/utils';
+import {
+	INFRA_MONITORING_K8S_PARAMS_KEYS,
+	InfraMonitoringEntity,
+	K8S_CATEGORY_LABELS,
+	K8S_CATEGORY_SINGULAR_LABELS,
+	METRIC_NAMESPACE_BY_ENTITY,
+	VIEW_TYPES,
+} from '../../constants';
+import EntityDateTimeSelector from '../EntityDateTimeSelector/EntityDateTimeSelector';
+import { useEntityDetailsTime } from '../EntityDateTimeSelector/useEntityDetailsTime';
+import { logInfraDrawerFilterCustomizedEvent } from '../events';
+import { RelatedEntitiesTable } from './RelatedEntitiesTable';
+import { ScopeChip } from './ScopeChip';
+import { useCarriedOverFilters } from './useCarriedOverFilters';
+import { useRelatedEntities } from './useRelatedEntities';
+
+import styles from './EntityOverview.module.scss';
+
+export interface EntityOverviewProps {
+	category: InfraMonitoringEntity;
+	eventEntity: string;
+	/** The drawer entity's own attributes, which scope every related query */
+	attributes: EntityAttributes;
+	/** The drawer's own record and query prefix, so a row click can leave a
+	 * trail that steps back without fetching again */
+	entity: unknown;
+	entityName: string;
+	queryKeyPrefix: string;
+}
+
+interface ContentProps extends EntityOverviewProps {
+	targetCategory: InfraMonitoringEntity;
+	lockedExpression: string;
+	lockedClauses: RelatedFilterClause[];
+	onCategoryChange: (category: string) => void;
+}
+
+function EntityOverviewContent({
+	category,
+	eventEntity,
+	attributes,
+	entity,
+	entityName,
+	queryKeyPrefix,
+	targetCategory,
+	lockedExpression,
+	lockedClauses,
+	onCategoryChange,
+}: ContentProps): JSX.Element | null {
+	const { timeRange } = useEntityDetailsTime();
+	const expression = useExpression();
+	const userExpression = useUserExpression();
+	const inputExpression = useInputExpression();
+	const querySearchOnChange = useQuerySearchOnChange();
+	const querySearchOnRun = useQuerySearchOnRun();
+	const querySearchInitialExpressionProp = useQuerySearchInitialExpressionProp();
+
+	const targetConfig = getEntityConfig(targetCategory);
+
+	useCarriedOverFilters(targetCategory);
+
+	const {
+		records,
+		total,
+		isLoading,
+		isFetching,
+		isError,
+		error,
+		endTimeBeforeRetention,
+		setPage,
+		setLimit,
+		refetch,
+		cancel,
+	} = useRelatedEntities({
+		fetchListData: targetConfig?.list.fetchListData,
+		queryKey: `${targetCategory}RelatedEntities`,
+		expression,
+		timeRange,
+	});
+
+	// The editor holds only what the user typed; the locked scope is shown beside it
+	const queryData = useMemo(
+		(): IBuilderQuery =>
+			({
+				aggregateOperator: 'noop',
+				filter: { expression: userExpression },
+			}) as IBuilderQuery,
+		[userExpression],
+	);
+
+	const handleCategoryChange = useCallback(
+		(value: string | string[]): void => {
+			if (typeof value === 'string') {
+				onCategoryChange(value);
+			}
+		},
+		[onCategoryChange],
+	);
+
+	const handleRunQuery = useCallback(
+		(updatedExpression?: string): void => {
+			const newUserExpression = updatedExpression
+				? getUserExpressionFromCombined(lockedExpression, updatedExpression)
+				: inputExpression;
+
+			const validation = validateQuery(
+				combineInitialAndUserExpression(lockedExpression, newUserExpression || ''),
+			);
+
+			if (!validation.isValid) {
+				return;
+			}
+
+			querySearchOnRun(newUserExpression);
+			logInfraDrawerFilterCustomizedEvent(
+				category,
+				VIEW_TYPES.OVERVIEW,
+				newUserExpression || '',
+				'search',
+			);
+			refetch();
+		},
+		[lockedExpression, inputExpression, querySearchOnRun, category, refetch],
+	);
+
+	const handleNavigate = useCallback((): void => {
+		logInfraExplorerNavigatedEvent({
+			entityType: category,
+			destination: 'k8s_list',
+			source: 'overview_cta',
+			tab: VIEW_TYPES.OVERVIEW,
+			sourceKey: targetCategory,
+			drawerDurationMsAtNavigation: getDrawerDurationMs(),
+		});
+
+		openInNewTab(buildK8sListNavigationUrl(targetCategory, expression));
+	}, [category, targetCategory, expression]);
+
+	if (!targetConfig) {
+		return null;
+	}
+
+	const targetLabel = K8S_CATEGORY_LABELS[targetCategory];
+
+	return (
+		<div className={styles.container}>
+			<div className={styles.controls}>
+				<EntityDateTimeSelector
+					eventEntity={eventEntity}
+					category={category}
+					view={VIEW_TYPES.OVERVIEW}
+				/>
+
+				<RunQueryBtn
+					isLoadingQueries={isFetching}
+					onStageRunQuery={(): void => handleRunQuery()}
+					handleCancelQuery={cancel}
+				/>
+			</div>
+
+			<div className={styles.filterRow}>
+				<ScopeChip clauses={lockedClauses} expression={lockedExpression} />
+
+				<div className={styles.filterInput}>
+					<QuerySearch
+						queryData={queryData}
+						dataSource={DataSource.METRICS}
+						onChange={querySearchOnChange}
+						onRun={handleRunQuery}
+						signalSource=""
+						showFilterSuggestionsWithoutMetric
+						placeholder={`Filter these ${targetLabel.toLowerCase()}`}
+						metricNamespace={METRIC_NAMESPACE_BY_ENTITY[targetCategory]}
+						initialExpression={querySearchInitialExpressionProp}
+					/>
+				</div>
+			</div>
+
+			<RelatedEntitiesTable
+				key={targetCategory}
+				targetCategory={targetCategory}
+				header={
+					<div className={styles.resourcePicker}>
+						<Typography.Text color="muted" size="small">
+							Showing
+						</Typography.Text>
+
+						<Select value={targetCategory} onChange={handleCategoryChange}>
+							<SelectTrigger
+								className={styles.resourceTrigger}
+								data-testid="overview-resource-select"
+							>
+								<SelectValue>{targetLabel}</SelectValue>
+							</SelectTrigger>
+							{/* The drawer sits at z-index 50 and select content ships without one */}
+							<SelectContent className={styles.resourceOptions}>
+								{getRelatedCategories(category, attributes).map((relatedCategory) => (
+									<SelectItem
+										key={relatedCategory}
+										value={relatedCategory}
+										testId={`overview-resource-option-${relatedCategory}`}
+									>
+										{K8S_CATEGORY_LABELS[relatedCategory]}
+									</SelectItem>
+								))}
+							</SelectContent>
+						</Select>
+
+						<TooltipSimple
+							title={`View on ${targetLabel.toLowerCase()} page`}
+							side="top"
+							arrow
+						>
+							<Button
+								variant="ghost"
+								size="icon"
+								color="secondary"
+								onClick={handleNavigate}
+								data-testid="overview-view-on-list-page"
+								prefix={<Compass size={16} />}
+							/>
+						</TooltipSimple>
+					</div>
+				}
+				listConfig={targetConfig.list}
+				records={records}
+				total={total}
+				isLoading={isLoading}
+				isError={isError}
+				error={error}
+				endTimeBeforeRetention={endTimeBeforeRetention}
+				source={{ category, label: entityName, entity, queryKeyPrefix }}
+				onPageChange={setPage}
+				onLimitChange={setLimit}
+			/>
+		</div>
+	);
+}
+
+export default function EntityOverview(
+	props: EntityOverviewProps,
+): JSX.Element | null {
+	const { category, attributes } = props;
+
+	// Tied to the resource it was picked on, so another drawer starts at its
+	// own default instead of inheriting the last pick
+	const [selection, setSelection] = useState<{
+		identity: string;
+		category: string;
+	} | null>(null);
+
+	const identity = `${category}:${
+		attributes[getEntityNameAttributeKey(category)] ?? ''
+	}`;
+
+	const targetCategory = resolveRelatedCategory(
+		category,
+		attributes,
+		selection?.identity === identity ? selection.category : null,
+	);
+
+	const handleCategoryChange = useCallback(
+		(value: string): void => setSelection({ identity, category: value }),
+		[identity],
+	);
+
+	const lockedClauses = targetCategory
+		? buildRelatedFilterClauses(category, targetCategory, attributes)
+		: [];
+	const lockedExpression = lockedClauses
+		.map(formatRelatedFilterClause)
+		.join(' AND ');
+
+	if (!targetCategory) {
+		return (
+			<div className={styles.noRelations}>
+				<Typography.Text color="muted">
+					{`Nothing related to this ${K8S_CATEGORY_SINGULAR_LABELS[category]} was reported in this time range.`}
+				</Typography.Text>
+			</div>
+		);
+	}
+
+	return (
+		<QuerySearchV2Provider
+			queryParamKey={INFRA_MONITORING_K8S_PARAMS_KEYS.OVERVIEW_EXPRESSION}
+			initialExpression={lockedExpression}
+		>
+			<EntityOverviewContent
+				{...props}
+				targetCategory={targetCategory}
+				lockedExpression={lockedExpression}
+				lockedClauses={lockedClauses}
+				onCategoryChange={handleCategoryChange}
+			/>
+		</QuerySearchV2Provider>
+	);
+}

frontend/src/container/InfraMonitoringK8sV2/EntityDetailsUtils/EntityOverview/RelatedEntitiesTable.tsx

@@ -0,0 +1,142 @@
+import { ReactNode, useCallback } from 'react';
+import cx from 'classnames';
+import TanStackTable from 'components/TanStackTableView';
+import APIError from 'types/api/error';
+
+import {
+	K8sEntityData,
+	K8sEntityListConfig,
+} from '../../Base/entity.config.types';
+import { K8sEmptyState } from '../../Base/K8sEmptyState';
+import {
+	DrawerHistoryEntry,
+	useDrawerHistoryStore,
+} from '../../Base/useDrawerHistoryStore';
+import {
+	useInfraMonitoringFontSize,
+	useInfraMonitoringLineClamp,
+} from '../../Base/useInfraMonitoringTablePreferencesStore';
+import { InfraMonitoringEntity, K8S_CATEGORY_LABELS } from '../../constants';
+import {
+	SelectedItemParams,
+	useInfraMonitoringSelectedItemParams,
+} from '../../hooks';
+import { usePrimeEntityDetails } from '../../Base/usePrimeEntityDetails';
+import { RELATED_ENTITIES_PAGE_SIZE } from './useRelatedEntities';
+
+import listStyles from '../../Base/K8sBaseList.module.scss';
+import styles from './EntityOverview.module.scss';
+
+interface RelatedEntitiesTableProps {
+	targetCategory: InfraMonitoringEntity;
+	listConfig: K8sEntityListConfig<K8sEntityData, string | SelectedItemParams>;
+	records: K8sEntityData[];
+	total: number;
+	isLoading: boolean;
+	isError: boolean;
+	error?: APIError | null;
+	endTimeBeforeRetention?: boolean;
+	onPageChange: (page: number) => void;
+	onLimitChange: (limit: number) => void;
+	/** Rendered in the card's header strip, above the rows it describes */
+	header: ReactNode;
+	/** The drawer's own resource, so a row click can leave a trail back to it */
+	source: Omit<DrawerHistoryEntry, 'params'>;
+}
+
+export function RelatedEntitiesTable({
+	targetCategory,
+	listConfig,
+	records,
+	total,
+	isLoading,
+	isError,
+	error,
+	endTimeBeforeRetention,
+	onPageChange,
+	onLimitChange,
+	header,
+	source,
+}: RelatedEntitiesTableProps): JSX.Element {
+	const [selectedItemParams, setSelectedItemParams] =
+		useInfraMonitoringSelectedItemParams();
+	const pushDrawerHistory = useDrawerHistoryStore((store) => store.push);
+	const primeDetails = usePrimeEntityDetails();
+	const lineClamp = useInfraMonitoringLineClamp();
+	const fontSize = useInfraMonitoringFontSize();
+
+	// Opens the clicked resource in its own drawer, overview tab included
+	const handleRowClick = useCallback(
+		(record: K8sEntityData, itemKey: string | SelectedItemParams): void => {
+			const params: SelectedItemParams =
+				typeof itemKey === 'object'
+					? itemKey
+					: { selectedItem: itemKey, clusterName: null, namespaceName: null };
+
+			pushDrawerHistory({ ...source, params: selectedItemParams });
+
+			// The row already carries the record the drawer is about to fetch
+			primeDetails({
+				params,
+				queryKeyPrefix: listConfig.detailsQueryKeyPrefix,
+				entity: record,
+			});
+			setSelectedItemParams({ ...params, category: targetCategory });
+		},
+		[
+			primeDetails,
+			pushDrawerHistory,
+			selectedItemParams,
+			source,
+			setSelectedItemParams,
+			targetCategory,
+			listConfig.detailsQueryKeyPrefix,
+		],
+	);
+
+	const isEmpty = !isLoading && records.length === 0;
+
+	return (
+		<div className={styles.tableCard}>
+			<div className={styles.tableHeader}>{header}</div>
+
+			{isEmpty ? (
+				<div className={styles.emptyState}>
+					<K8sEmptyState
+						isError={isError}
+						error={error}
+						isLoading={isLoading}
+						endTimeBeforeRetention={endTimeBeforeRetention}
+					/>
+				</div>
+			) : (
+				<TanStackTable<K8sEntityData, string | SelectedItemParams>
+					data={records}
+					columns={listConfig.tableColumns}
+					columnStorageKey={`k8s-overview-${targetCategory}-columns`}
+					isLoading={isLoading}
+					getRowKey={listConfig.getRowKey}
+					getItemKey={listConfig.getItemKey}
+					onRowClick={handleRowClick}
+					className={cx(listStyles.k8SListTable, styles.table)}
+					testId={`related-entities-table-${targetCategory}`}
+					// A page of rows is short enough to render whole, which keeps the card
+					// at the height of its rows instead of stretching down the drawer
+					disableVirtualScroll
+					pagination={{
+						total,
+						defaultLimit: RELATED_ENTITIES_PAGE_SIZE,
+						showTotalCount: true,
+						totalCountLabel: K8S_CATEGORY_LABELS[targetCategory],
+						onPageChange,
+						onLimitChange,
+					}}
+					plainTextCellLineClamp={lineClamp}
+					cellTypographySize={fontSize}
+					paginationClassname={listStyles.paginationContainer}
+					resetScrollKey={targetCategory}
+				/>
+			)}
+		</div>
+	);
+}

frontend/src/container/InfraMonitoringK8sV2/EntityDetailsUtils/EntityOverview/ScopeChip.tsx

@@ -0,0 +1,42 @@
+import { Lock } from '@signozhq/icons';
+import { TooltipSimple } from '@signozhq/ui/tooltip';
+import { formatValueForExpression } from 'components/QueryBuilderV2/utils';
+
+import { RelatedFilterClause } from '../../Base/relations';
+
+import styles from './EntityOverview.module.scss';
+
+interface ScopeChipProps {
+	clauses: RelatedFilterClause[];
+	/** The clauses as one expression, shown in full on hover */
+	expression: string;
+}
+
+/**
+ * The locked half of the filter. It reads like the editor beside it: the last
+ * clause carries the relation, the ones scoping it are counted instead.
+ */
+export function ScopeChip({
+	clauses,
+	expression,
+}: ScopeChipProps): JSX.Element {
+	const relation = clauses[clauses.length - 1];
+
+	return (
+		<TooltipSimple title={expression} side="top" arrow>
+			<span className={styles.scopeChip} data-testid="overview-locked-scope">
+				<Lock size={12} />
+				<span className={styles.scopeExpression}>
+					<span className={styles.scopeKey}>{relation.key}</span>
+					<span className={styles.scopeOperator}> = </span>
+					<span className={styles.scopeValue}>
+						{formatValueForExpression(relation.value)}
+					</span>
+				</span>
+				{clauses.length > 1 && (
+					<span className={styles.scopeMore}>{`+${clauses.length - 1}`}</span>
+				)}
+			</span>
+		</TooltipSimple>
+	);
+}

frontend/src/container/InfraMonitoringK8sV2/EntityDetailsUtils/EntityOverview/__tests__/EntityOverview.test.tsx

@@ -0,0 +1,242 @@
+import { QueryClient, QueryClientProvider } from 'react-query';
+import { MemoryRouter } from 'react-router-dom';
+import { VirtuosoMockContext } from 'react-virtuoso';
+import { TooltipProvider } from '@signozhq/ui/tooltip';
+import { render, screen, waitFor } from '@testing-library/react';
+import userEvent from '@testing-library/user-event';
+import { NuqsTestingAdapter, OnUrlUpdateFunction } from 'nuqs/adapters/testing';
+
+import { TableColumnDef } from 'components/TanStackTableView';
+
+import { InfraMonitoringEntity } from '../../../constants';
+import EntityOverview from '../EntityOverview';
+
+window.ResizeObserver =
+	window.ResizeObserver ||
+	jest.fn().mockImplementation(() => ({
+		disconnect: jest.fn(),
+		observe: jest.fn(),
+		unobserve: jest.fn(),
+	}));
+
+jest.mock('container/TopNav/DateTimeSelectionV2/index.tsx', () => ({
+	__esModule: true,
+	default: (): JSX.Element => <div data-testid="mock-datetime" />,
+}));
+
+const mockQuerySearchProps = jest.fn();
+
+jest.mock('components/QueryBuilderV2/QueryV2/QuerySearch/QuerySearch', () => ({
+	__esModule: true,
+	default: (props: {
+		queryData?: { filter?: { expression?: string } };
+		initialExpression?: string;
+	}): JSX.Element => {
+		mockQuerySearchProps(props);
+		return <div data-testid="mock-query-search" />;
+	},
+}));
+
+type TestRecord = { name: string; meta?: Record<string, string> | null };
+
+const mockFetchListData = jest.fn();
+
+const mockTableColumns: TableColumnDef<TestRecord>[] = [
+	{
+		id: 'name',
+		header: 'Name',
+		accessorKey: 'name',
+		cell: ({ value }): string => String(value),
+	},
+];
+
+jest.mock('../../../Base/entity.registry', () => ({
+	getEntityConfig: (category: string) => ({
+		list: {
+			entity: category,
+			tableColumns: mockTableColumns,
+			fetchListData: mockFetchListData,
+			getRowKey: (record: TestRecord): string => record.name,
+			getItemKey: (record: TestRecord): string => record.name,
+		},
+	}),
+}));
+
+const NODE_ATTRIBUTES = {
+	'k8s.node.name': 'node-1',
+	'k8s.cluster.name': 'prod',
+};
+
+const LOCKED_EXPRESSION =
+	"k8s.cluster.name = 'prod' AND k8s.node.name = 'node-1'";
+
+interface RenderOptions {
+	onUrlUpdate?: OnUrlUpdateFunction;
+	attributes?: Record<string, string>;
+}
+
+function overviewTree(
+	attributes: Record<string, string>,
+	queryClient: QueryClient,
+	onUrlUpdate?: OnUrlUpdateFunction,
+): JSX.Element {
+	return (
+		<MemoryRouter>
+			<QueryClientProvider client={queryClient}>
+				<NuqsTestingAdapter onUrlUpdate={onUrlUpdate}>
+					<VirtuosoMockContext.Provider
+						value={{ viewportHeight: 800, itemHeight: 50 }}
+					>
+						<TooltipProvider>
+							<EntityOverview
+								category={InfraMonitoringEntity.NODES}
+								eventEntity="node"
+								attributes={attributes}
+								entity={{ nodeName: attributes['k8s.node.name'] }}
+								entityName={attributes['k8s.node.name']}
+								queryKeyPrefix="node"
+							/>
+						</TooltipProvider>
+					</VirtuosoMockContext.Provider>
+				</NuqsTestingAdapter>
+			</QueryClientProvider>
+		</MemoryRouter>
+	);
+}
+
+function renderOverview({
+	onUrlUpdate,
+	attributes = NODE_ATTRIBUTES,
+}: RenderOptions = {}): {
+	openAnotherResource: (next: Record<string, string>) => void;
+} {
+	const queryClient = new QueryClient({
+		defaultOptions: { queries: { retry: false } },
+	});
+
+	const { rerender } = render(
+		overviewTree(attributes, queryClient, onUrlUpdate),
+	);
+
+	return {
+		openAnotherResource: (next): void =>
+			rerender(overviewTree(next, queryClient, onUrlUpdate)),
+	};
+}
+
+describe('EntityOverview', () => {
+	beforeEach(() => {
+		mockQuerySearchProps.mockReset();
+		mockFetchListData.mockReset();
+		mockFetchListData.mockResolvedValue({
+			type: 'list',
+			records: [{ name: 'pod-1' }],
+			total: 1,
+		});
+	});
+
+	it('lists the first related resource scoped by the locked expression', async () => {
+		renderOverview();
+
+		await waitFor(() => {
+			expect(mockFetchListData).toHaveBeenCalled();
+		});
+
+		expect(mockFetchListData.mock.calls[0][0].filter.expression).toBe(
+			LOCKED_EXPRESSION,
+		);
+		await expect(
+			screen.findByTestId('related-entities-table-pods'),
+		).resolves.toBeInTheDocument();
+	});
+
+	it('keeps the locked scope out of the editable filter', async () => {
+		renderOverview();
+
+		// The chip leads with the relation and counts the scope behind it
+		const chip = await screen.findByTestId('overview-locked-scope');
+		expect(chip).toHaveTextContent("k8s.node.name = 'node-1'");
+		expect(chip).toHaveTextContent('+1');
+
+		// The editor is handed the user's own expression, never the locked scope
+		const lastProps = mockQuerySearchProps.mock.calls.at(-1)?.[0];
+		expect(lastProps.queryData.filter.expression).toBe('');
+		expect(lastProps.initialExpression).toBe(LOCKED_EXPRESSION);
+	});
+
+	it('opens the clicked resource in its own drawer', async () => {
+		const user = userEvent.setup();
+		const onUrlUpdate = jest.fn();
+
+		renderOverview({ onUrlUpdate });
+
+		const row = await screen.findByText('pod-1');
+		await user.click(row);
+
+		await waitFor(() => {
+			const params = onUrlUpdate.mock.calls.map((call) => call[0].searchParams);
+			expect(
+				params.some(
+					(searchParams) =>
+						searchParams.get('selectedItem') === 'pod-1' &&
+						searchParams.get('selectedItemCategory') === 'pods',
+				),
+			).toBe(true);
+		});
+	});
+
+	it("forgets the previous drawer's resource when another one opens", async () => {
+		const user = userEvent.setup();
+
+		const { openAnotherResource } = renderOverview();
+
+		await user.click(screen.getByTestId('overview-resource-select'));
+		await user.click(
+			await screen.findByTestId('overview-resource-option-containers'),
+		);
+		await expect(
+			screen.findByTestId('related-entities-table-containers'),
+		).resolves.toBeInTheDocument();
+
+		openAnotherResource({ ...NODE_ATTRIBUTES, 'k8s.node.name': 'node-2' });
+
+		// Back to pods, this node's default, rather than the containers just picked
+		await expect(
+			screen.findByTestId('related-entities-table-pods'),
+		).resolves.toBeInTheDocument();
+	});
+
+	it('says so when the resource relates to nothing', async () => {
+		renderOverview({ attributes: { 'os.type': 'linux' } });
+
+		await expect(
+			screen.findByText(/Nothing related to this Node/),
+		).resolves.toBeInTheDocument();
+		expect(mockFetchListData).not.toHaveBeenCalled();
+	});
+
+	it('switches the listed resource from the dropdown', async () => {
+		const user = userEvent.setup();
+
+		renderOverview();
+
+		await waitFor(() => {
+			expect(mockFetchListData).toHaveBeenCalled();
+		});
+
+		await user.click(screen.getByTestId('overview-resource-select'));
+
+		// Every resource related to a node is offered, the listed one included
+		await expect(
+			screen.findByTestId('overview-resource-option-pods'),
+		).resolves.toBeInTheDocument();
+
+		await user.click(
+			await screen.findByTestId('overview-resource-option-containers'),
+		);
+
+		await expect(
+			screen.findByTestId('related-entities-table-containers'),
+		).resolves.toBeInTheDocument();
+	});
+});

frontend/src/container/InfraMonitoringK8sV2/EntityDetailsUtils/EntityOverview/useCarriedOverFilters.ts

@@ -0,0 +1,51 @@
+import { useEffect, useRef } from 'react';
+import { useQuerySearchOnRun } from 'components/QueryBuilderV2';
+import { useQueryBuilder } from 'hooks/queryBuilder/useQueryBuilder';
+import { parseAsString, useQueryState } from 'nuqs';
+
+import { carryOverListFilters } from '../../Base/relations';
+import {
+	INFRA_MONITORING_K8S_PARAMS_KEYS,
+	InfraMonitoringEntity,
+} from '../../constants';
+
+/**
+ * Seeds the editable half of the filter with whatever the list page was
+ * filtered by, reduced to the clauses the listed resource understands. Runs
+ * once per resource, so it never overwrites what the user types, and stands
+ * aside for a drawer opened from a link that already carries a filter.
+ */
+export function useCarriedOverFilters(
+	targetCategory: InfraMonitoringEntity,
+): void {
+	const { currentQuery } = useQueryBuilder();
+	const listExpression =
+		currentQuery.builder.queryData[0]?.filter?.expression || '';
+	const querySearchOnRun = useQuerySearchOnRun();
+
+	const [urlExpression] = useQueryState(
+		INFRA_MONITORING_K8S_PARAMS_KEYS.OVERVIEW_EXPRESSION,
+		parseAsString,
+	);
+
+	const seededFor = useRef<string | null>(null);
+	const hadUrlExpressionOnMount = useRef<boolean | null>(null);
+	if (hadUrlExpressionOnMount.current === null) {
+		hadUrlExpressionOnMount.current = !!urlExpression;
+	}
+
+	useEffect(() => {
+		if (seededFor.current === targetCategory) {
+			return;
+		}
+
+		const isFirstResource = seededFor.current === null;
+		seededFor.current = targetCategory;
+
+		if (isFirstResource && hadUrlExpressionOnMount.current) {
+			return;
+		}
+
+		querySearchOnRun(carryOverListFilters(listExpression, targetCategory));
+	}, [targetCategory, listExpression, querySearchOnRun]);
+}

frontend/src/container/InfraMonitoringK8sV2/EntityDetailsUtils/EntityOverview/useRelatedEntities.ts

@@ -0,0 +1,113 @@
+import { useCallback, useEffect, useMemo, useState } from 'react';
+import { useQuery, useQueryClient } from 'react-query';
+import { REACT_QUERY_KEY } from 'constants/reactQueryKeys';
+import APIError from 'types/api/error';
+
+import {
+	K8sEntityData,
+	K8sEntityListConfig,
+} from '../../Base/entity.config.types';
+import { SelectedItemParams } from '../../hooks';
+
+type FetchRelatedEntities = K8sEntityListConfig<
+	K8sEntityData,
+	string | SelectedItemParams
+>['fetchListData'];
+
+interface UseRelatedEntitiesParams {
+	/** Absent while the target category is still unresolved; the query stays idle */
+	fetchListData?: FetchRelatedEntities;
+	queryKey: string;
+	expression: string;
+	/** Time range in seconds — see useEntityDetailsTime */
+	timeRange: { startTime: number; endTime: number };
+}
+
+interface UseRelatedEntitiesResult {
+	records: K8sEntityData[];
+	total: number;
+	page: number;
+	limit: number;
+	setPage: (page: number) => void;
+	setLimit: (limit: number) => void;
+	isLoading: boolean;
+	isFetching: boolean;
+	isError: boolean;
+	error?: APIError | null;
+	endTimeBeforeRetention?: boolean;
+	refetch: () => void;
+	cancel: () => void;
+}
+
+export const RELATED_ENTITIES_PAGE_SIZE = 10;
+
+const SECOND_IN_MS = 1000;
+
+export function useRelatedEntities({
+	fetchListData,
+	queryKey,
+	expression,
+	timeRange,
+}: UseRelatedEntitiesParams): UseRelatedEntitiesResult {
+	const queryClient = useQueryClient();
+	const [page, setPage] = useState(1);
+	const [limit, setLimit] = useState(RELATED_ENTITIES_PAGE_SIZE);
+
+	useEffect(() => {
+		setPage(1);
+	}, [expression, queryKey]);
+
+	const reactQueryKey = useMemo(
+		() => [
+			REACT_QUERY_KEY.AUTO_REFRESH_QUERY,
+			queryKey,
+			timeRange.startTime,
+			timeRange.endTime,
+			expression,
+			page,
+			limit,
+		],
+		[queryKey, timeRange.startTime, timeRange.endTime, expression, page, limit],
+	);
+
+	const { data, isLoading, isFetching, isError, refetch } = useQuery({
+		queryKey: reactQueryKey,
+		queryFn: ({ signal }) =>
+			(fetchListData as FetchRelatedEntities)(
+				{
+					filter: { expression },
+					offset: (page - 1) * limit,
+					limit,
+					// The list APIs take milliseconds, useEntityDetailsTime gives seconds
+					start: timeRange.startTime * SECOND_IN_MS,
+					end: timeRange.endTime * SECOND_IN_MS,
+				},
+				signal,
+			),
+		enabled: !!fetchListData && !!expression.trim(),
+	});
+
+	const cancel = useCallback((): void => {
+		void queryClient.cancelQueries({ queryKey: reactQueryKey });
+	}, [queryClient, reactQueryKey]);
+
+	const handleRefetch = useCallback((): void => {
+		void refetch();
+	}, [refetch]);
+
+	return {
+		records: data?.records ?? data?.data ?? [],
+		total: data?.total ?? 0,
+		page,
+		limit,
+		setPage,
+		setLimit,
+		isLoading,
+		isFetching,
+		isError,
+		error: data?.error,
+		endTimeBeforeRetention: data?.endTimeBeforeRetention,
+		refetch: handleRefetch,
+		cancel,
+	};
+}

frontend/src/container/InfraMonitoringK8sV2/EntityDetailsUtils/createPodMetricsTab.tsx

@@ -2,7 +2,7 @@ import { Container } from '@signozhq/icons';
 import { InfraMonitoringEvents } from 'constants/events';
 import { GetQueryResultsProps } from 'lib/dashboard/getQueryResults';
 
-import { CustomTab } from '../Base/K8sBaseDetails';
+import { CustomTab } from '../Base/types';
 import {
 	InfraMonitoringEntity,
 	podUtilizationByPodWidgetInfo,

frontend/src/container/InfraMonitoringK8sV2/EntityDetailsUtils/entityDetails.module.scss

@@ -26,7 +26,10 @@
 		overflow-y: auto;
 		padding: var(--spacing-8);
 		margin: 0;
-		min-width: 900px;
+		// On a 13" screen the drawer itself is narrower than 900px, and a flat
+		// minimum there clips the right edge of every tab
+		box-sizing: border-box;
+		min-width: min(900px, 100%);
 	}
 }
 
@@ -34,6 +37,29 @@
 	--button-padding: var(--spacing-2);
 }
 
+.backButton {
+	--button-padding: var(--spacing-2) var(--spacing-3);
+
+	flex: none;
+	white-space: nowrap;
+}
+
+// The kind reads as a label on the name, not as part of it
+.entityKind {
+	display: inline-flex;
+	align-items: center;
+	gap: var(--spacing-2);
+	flex: none;
+	padding: var(--spacing-1) var(--spacing-3);
+	border-radius: 2px;
+	background: var(--l3-background);
+	color: var(--l2-foreground);
+	font-size: 11px;
+	font-weight: 500;
+	letter-spacing: 0.06em;
+	text-transform: uppercase;
+}
+
 .title {
 	font-family: var(--periscope-font-family-mono);
 

frontend/src/container/InfraMonitoringK8sV2/EntityDetailsUtils/events.ts

@@ -1,4 +1,7 @@
-import type { InfraMonitoringEntity } from 'container/InfraMonitoringK8sV2/constants';
+import type {
+	InfraMonitoringEntity,
+	VIEWS,
+} from 'container/InfraMonitoringK8sV2/constants';
 import logEvent from 'api/common/logEvent';
 import { extractQueryPairs } from 'utils/queryContextUtils';
 import { isCustomTimeRange } from 'store/globalTime';
@@ -15,7 +18,7 @@ export function logInfraDrawerTimeRangeCustomizedEvent(
 
 export function logInfraDrawerFilterCustomizedEvent(
 	entityType: InfraMonitoringEntity,
-	tab: 'metrics' | 'logs' | 'traces' | 'events' | 'pod_metrics',
+	tab: `${VIEWS}`,
 	expression: string,
 	filterSource: 'search' | 'logs',
 ): void {

frontend/src/container/InfraMonitoringK8sV2/InfraMonitoringK8s.tsx

@@ -12,23 +12,11 @@ import {
 import { initialQueriesMap } from 'constants/queryBuilder';
 import { useGetCompositeQueryParam } from 'hooks/queryBuilder/useGetCompositeQueryParam';
 import { useQueryBuilder } from 'hooks/queryBuilder/useQueryBuilder';
-import {
-	ArrowUpDown,
-	ArrowUpToLine,
-	Bolt,
-	Box,
-	Boxes,
-	Computer,
-	Container,
-	FilePenLine,
-	Filter,
-	Group,
-	HardDrive,
-	Workflow,
-} from '@signozhq/icons';
+import { ArrowUpToLine, Filter } from '@signozhq/icons';
 import ErrorBoundaryFallback from 'pages/ErrorBoundaryFallback/ErrorBoundaryFallback';
 import { DataSource } from 'types/common/queryBuilder';
 
+import { CategoryIcon } from './Base/categoryIcons';
 import { K8sDynamicList } from './Base/K8sDynamicList';
 import {
 	GetClustersQuickFiltersConfig,
@@ -42,6 +30,7 @@ import {
 	GetStatefulsetsQuickFiltersConfig,
 	GetVolumesQuickFiltersConfig,
 	InfraMonitoringEntity,
+	K8S_CATEGORY_LABELS,
 	K8sCategories,
 	METRIC_NAMESPACE_BY_ENTITY,
 } from './constants';
@@ -156,62 +145,62 @@ export default function InfraMonitoringK8s(): JSX.Element {
 		() => [
 			{
 				key: K8sCategories.CONTAINERS,
-				label: 'Containers',
-				icon: <Box size={14} />,
+				label: K8S_CATEGORY_LABELS[InfraMonitoringEntity.CONTAINERS],
+				icon: <CategoryIcon category={InfraMonitoringEntity.CONTAINERS} />,
 				config: GetContainersQuickFiltersConfig(),
 			},
 			{
 				key: K8sCategories.PODS,
-				label: 'Pods',
-				icon: <Container size={14} />,
+				label: K8S_CATEGORY_LABELS[InfraMonitoringEntity.PODS],
+				icon: <CategoryIcon category={InfraMonitoringEntity.PODS} />,
 				config: GetPodsQuickFiltersConfig(),
 			},
 			{
 				key: K8sCategories.NODES,
-				label: 'Nodes',
-				icon: <Workflow size={14} />,
+				label: K8S_CATEGORY_LABELS[InfraMonitoringEntity.NODES],
+				icon: <CategoryIcon category={InfraMonitoringEntity.NODES} />,
 				config: GetNodesQuickFiltersConfig(),
 			},
 			{
 				key: K8sCategories.NAMESPACES,
-				label: 'Namespaces',
-				icon: <FilePenLine size={14} />,
+				label: K8S_CATEGORY_LABELS[InfraMonitoringEntity.NAMESPACES],
+				icon: <CategoryIcon category={InfraMonitoringEntity.NAMESPACES} />,
 				config: GetNamespaceQuickFiltersConfig(),
 			},
 			{
 				key: K8sCategories.CLUSTERS,
-				label: 'Clusters',
-				icon: <Boxes size={14} />,
+				label: K8S_CATEGORY_LABELS[InfraMonitoringEntity.CLUSTERS],
+				icon: <CategoryIcon category={InfraMonitoringEntity.CLUSTERS} />,
 				config: GetClustersQuickFiltersConfig(),
 			},
 			{
 				key: K8sCategories.DEPLOYMENTS,
-				label: 'Deployments',
-				icon: <Computer size={14} />,
+				label: K8S_CATEGORY_LABELS[InfraMonitoringEntity.DEPLOYMENTS],
+				icon: <CategoryIcon category={InfraMonitoringEntity.DEPLOYMENTS} />,
 				config: GetDeploymentsQuickFiltersConfig(),
 			},
 			{
 				key: K8sCategories.JOBS,
-				label: 'Jobs',
-				icon: <Bolt size={14} />,
+				label: K8S_CATEGORY_LABELS[InfraMonitoringEntity.JOBS],
+				icon: <CategoryIcon category={InfraMonitoringEntity.JOBS} />,
 				config: GetJobsQuickFiltersConfig(),
 			},
 			{
 				key: K8sCategories.DAEMONSETS,
-				label: 'DaemonSets',
-				icon: <Group size={14} />,
+				label: K8S_CATEGORY_LABELS[InfraMonitoringEntity.DAEMONSETS],
+				icon: <CategoryIcon category={InfraMonitoringEntity.DAEMONSETS} />,
 				config: GetDaemonsetsQuickFiltersConfig(),
 			},
 			{
 				key: K8sCategories.STATEFULSETS,
-				label: 'StatefulSets',
-				icon: <ArrowUpDown size={14} />,
+				label: K8S_CATEGORY_LABELS[InfraMonitoringEntity.STATEFULSETS],
+				icon: <CategoryIcon category={InfraMonitoringEntity.STATEFULSETS} />,
 				config: GetStatefulsetsQuickFiltersConfig(),
 			},
 			{
 				key: K8sCategories.VOLUMES,
-				label: 'Volumes',
-				icon: <HardDrive size={14} />,
+				label: K8S_CATEGORY_LABELS[InfraMonitoringEntity.VOLUMES],
+				icon: <CategoryIcon category={InfraMonitoringEntity.VOLUMES} />,
 				config: GetVolumesQuickFiltersConfig(),
 			},
 		],

frontend/src/container/InfraMonitoringK8sV2/Jobs/constants.ts

@@ -6,7 +6,7 @@ import { EQueryType } from 'types/common/dashboard';
 import { DataSource, ReduceOperators } from 'types/common/queryBuilder';
 import { v4 } from 'uuid';
 
-import { K8sDetailsMetadataConfig } from '../Base/K8sBaseDetails';
+import { K8sDetailsMetadataConfig } from '../Base/types';
 import {
 	getPodUtilizationByPodQueryPayloads,
 	INFRA_MONITORING_ATTR_KEYS,

frontend/src/container/InfraMonitoringK8sV2/Jobs/entity.config.ts

@@ -132,6 +132,7 @@ export const jobEntityConfig: K8sEntityConfig<
 	details: {
 		category: InfraMonitoringEntity.JOBS,
 		eventCategory: InfraMonitoringEvents.Job,
+		tabsConfig: { showOverview: true },
 		queryKeyPrefix: 'job',
 		getSelectedItemExpression: k8sJobGetSelectedItemExpression,
 		fetchEntityData,

frontend/src/container/InfraMonitoringK8sV2/Namespaces/constants.ts

@@ -6,10 +6,7 @@ import { EQueryType } from 'types/common/dashboard';
 import { DataSource, ReduceOperators } from 'types/common/queryBuilder';
 import { v4 } from 'uuid';
 
-import {
-	K8sDetailsCountConfig,
-	K8sDetailsMetadataConfig,
-} from '../Base/K8sBaseDetails';
+import { K8sDetailsCountConfig, K8sDetailsMetadataConfig } from '../Base/types';
 import {
 	getPodUtilizationByPodQueryPayloads,
 	INFRA_MONITORING_ATTR_KEYS,

frontend/src/container/InfraMonitoringK8sV2/Namespaces/entity.config.ts

@@ -143,6 +143,7 @@ export const namespaceEntityConfig: K8sEntityConfig<
 	details: {
 		category: InfraMonitoringEntity.NAMESPACES,
 		eventCategory: InfraMonitoringEvents.Namespace,
+		tabsConfig: { showOverview: true },
 		queryKeyPrefix: 'namespace',
 		getSelectedItemExpression: k8sNamespaceGetSelectedItemExpression,
 		fetchEntityData,

frontend/src/container/InfraMonitoringK8sV2/Nodes/constants.ts

@@ -12,7 +12,7 @@ import {
 	buildLogsTracesExpression,
 } from 'container/InfraMonitoringK8sV2/Base/utils';
 
-import { K8sDetailsMetadataConfig } from '../Base/K8sBaseDetails';
+import { K8sDetailsMetadataConfig } from '../Base/types';
 import { INFRA_MONITORING_ATTR_KEYS } from '../constants';
 import { SelectedItemParams } from '../hooks';
 

frontend/src/container/InfraMonitoringK8sV2/Nodes/entity.config.ts

@@ -129,6 +129,7 @@ export const nodeEntityConfig: K8sEntityConfig<
 	details: {
 		category: InfraMonitoringEntity.NODES,
 		eventCategory: InfraMonitoringEvents.Node,
+		tabsConfig: { showOverview: true },
 		queryKeyPrefix: 'node',
 		getSelectedItemExpression: k8sNodeGetSelectedItemExpression,
 		fetchEntityData,

frontend/src/container/InfraMonitoringK8sV2/Pods/constants.ts

@@ -6,7 +6,7 @@ import { EQueryType } from 'types/common/dashboard';
 import { DataSource, ReduceOperators } from 'types/common/queryBuilder';
 import { v4 } from 'uuid';
 
-import { K8sDetailsMetadataConfig } from '../Base/K8sBaseDetails';
+import { K8sDetailsMetadataConfig } from '../Base/types';
 import { formatValueForExpression } from 'components/QueryBuilderV2/utils';
 import {
 	buildEventsExpression,

frontend/src/container/InfraMonitoringK8sV2/Pods/entity.config.ts

@@ -121,6 +121,7 @@ export const podEntityConfig: K8sEntityConfig<InframonitoringtypesPodRecordDTO>
 		details: {
 			category: InfraMonitoringEntity.PODS,
 			eventCategory: InfraMonitoringEvents.Pod,
+			tabsConfig: { showOverview: true },
 			queryKeyPrefix: 'pod',
 			getSelectedItemExpression: k8sPodGetSelectedItemExpression,
 			fetchEntityData,

frontend/src/container/InfraMonitoringK8sV2/StatefulSets/constants.ts

@@ -6,7 +6,7 @@ import { EQueryType } from 'types/common/dashboard';
 import { DataSource, ReduceOperators } from 'types/common/queryBuilder';
 import { v4 } from 'uuid';
 
-import { K8sDetailsMetadataConfig } from '../Base/K8sBaseDetails';
+import { K8sDetailsMetadataConfig } from '../Base/types';
 import {
 	getPodUtilizationByPodQueryPayloads,
 	INFRA_MONITORING_ATTR_KEYS,

frontend/src/container/InfraMonitoringK8sV2/StatefulSets/entity.config.ts

@@ -132,6 +132,7 @@ export const statefulSetEntityConfig: K8sEntityConfig<
 	details: {
 		category: InfraMonitoringEntity.STATEFULSETS,
 		eventCategory: InfraMonitoringEvents.StatefulSet,
+		tabsConfig: { showOverview: true },
 		queryKeyPrefix: 'statefulSet',
 		getSelectedItemExpression: k8sStatefulSetGetSelectedItemExpression,
 		fetchEntityData,

frontend/src/container/InfraMonitoringK8sV2/Volumes/constants.ts

@@ -6,7 +6,7 @@ import { EQueryType } from 'types/common/dashboard';
 import { DataSource, ReduceOperators } from 'types/common/queryBuilder';
 import { v4 } from 'uuid';
 
-import { K8sDetailsMetadataConfig } from '../Base/K8sBaseDetails';
+import { K8sDetailsMetadataConfig } from '../Base/types';
 import { INFRA_MONITORING_ATTR_KEYS } from '../constants';
 import { SelectedItemParams } from '../hooks';
 import {

frontend/src/container/InfraMonitoringK8sV2/Volumes/entity.config.ts

@@ -127,6 +127,7 @@ export const volumeEntityConfig: K8sEntityConfig<
 	details: {
 		category: InfraMonitoringEntity.VOLUMES,
 		eventCategory: InfraMonitoringEvents.Volume,
+		tabsConfig: { showOverview: true },
 		queryKeyPrefix: 'volume',
 		getSelectedItemExpression: k8sVolumeGetSelectedItemExpression,
 		fetchEntityData,

frontend/src/container/InfraMonitoringK8sV2/constants.ts

@@ -157,9 +157,11 @@ export enum VIEWS {
 	PROCESSES = 'processes',
 	EVENTS = 'events',
 	POD_METRICS = 'pod_metrics',
+	OVERVIEW = 'overview',
 }
 
 export const VIEW_TYPES = {
+	OVERVIEW: VIEWS.OVERVIEW,
 	METRICS: VIEWS.METRICS,
 	LOGS: VIEWS.LOGS,
 	TRACES: VIEWS.TRACES,
@@ -896,6 +898,41 @@ export const getInvalidValueTooltipText = (
 	attribute: string,
 ): string => `Some ${entity} do not have ${attribute}s.`;
 
+export const K8S_CATEGORY_LABELS: Record<InfraMonitoringEntity, string> = {
+	[InfraMonitoringEntity.HOSTS]: 'Hosts',
+	[InfraMonitoringEntity.PODS]: 'Pods',
+	[InfraMonitoringEntity.NODES]: 'Nodes',
+	[InfraMonitoringEntity.NAMESPACES]: 'Namespaces',
+	[InfraMonitoringEntity.CLUSTERS]: 'Clusters',
+	[InfraMonitoringEntity.DEPLOYMENTS]: 'Deployments',
+	[InfraMonitoringEntity.STATEFULSETS]: 'StatefulSets',
+	[InfraMonitoringEntity.DAEMONSETS]: 'DaemonSets',
+	[InfraMonitoringEntity.CONTAINERS]: 'Containers',
+	[InfraMonitoringEntity.JOBS]: 'Jobs',
+	[InfraMonitoringEntity.VOLUMES]: 'Volumes',
+};
+
+/**
+ * Used where one record is named, like the drawer's back control. Cased the
+ * same way as the plural labels, so StatefulSet keeps its capital.
+ */
+export const K8S_CATEGORY_SINGULAR_LABELS: Record<
+	InfraMonitoringEntity,
+	string
+> = {
+	[InfraMonitoringEntity.HOSTS]: 'Host',
+	[InfraMonitoringEntity.PODS]: 'Pod',
+	[InfraMonitoringEntity.NODES]: 'Node',
+	[InfraMonitoringEntity.NAMESPACES]: 'Namespace',
+	[InfraMonitoringEntity.CLUSTERS]: 'Cluster',
+	[InfraMonitoringEntity.DEPLOYMENTS]: 'Deployment',
+	[InfraMonitoringEntity.STATEFULSETS]: 'StatefulSet',
+	[InfraMonitoringEntity.DAEMONSETS]: 'DaemonSet',
+	[InfraMonitoringEntity.CONTAINERS]: 'Container',
+	[InfraMonitoringEntity.JOBS]: 'Job',
+	[InfraMonitoringEntity.VOLUMES]: 'Volume',
+};
+
 export const ENTITY_FILTER_PLACEHOLDERS: Record<InfraMonitoringEntity, string> =
 	{
 		[InfraMonitoringEntity.HOSTS]:
@@ -939,9 +976,11 @@ export const INFRA_MONITORING_K8S_PARAMS_KEYS = {
 	PAGE_SIZE: 'pageSize',
 	EXPANDED: 'expanded',
 	SELECTED_ITEM: 'selectedItem',
+	SELECTED_ITEM_CATEGORY: 'selectedItemCategory',
 	SELECTED_ITEM_CLUSTER_NAME: 'selectedItemClusterName',
 	SELECTED_ITEM_NAMESPACE_NAME: 'selectedItemNamespaceName',
 	SELECTED_ITEM_CONTAINER_NAME: 'selectedItemContainerName',
+	OVERVIEW_EXPRESSION: 'overviewExpression',
 	DETAIL_RELATIVE_TIME: 'detailRelativeTime',
 	DETAIL_START_TIME: 'detailStartTime',
 	DETAIL_END_TIME: 'detailEndTime',

frontend/src/container/InfraMonitoringK8sV2/hooks.ts

@@ -18,7 +18,6 @@ import { parseAsJsonNoValidate } from 'utils/nuqsParsers';
 import {
 	DEFAULT_K8S_CATEGORY,
 	INFRA_MONITORING_K8S_PARAMS_KEYS,
-	VIEWS,
 } from './constants';
 import { orderBySchema, OrderBySchemaType } from './schemas';
 
@@ -85,10 +84,13 @@ export const useInfraMonitoringGroupBy = (): UseQueryStateReturn<
 		parseAsGroupBy.withDefault([]).withOptions(defaultNuqsOptions),
 	);
 
-export const useInfraMonitoringView = (): UseQueryStateReturn<string, string> =>
+export const useInfraMonitoringView = (): UseQueryStateReturn<
+	string | null,
+	undefined
+> =>
 	useQueryState(
 		INFRA_MONITORING_K8S_PARAMS_KEYS.VIEW,
-		parseAsString.withDefault(VIEWS.METRICS).withOptions(defaultNuqsOptions),
+		parseAsString.withOptions(defaultNuqsOptions),
 	);
 
 export const useInfraMonitoringLogFilters = (): UseQueryStateReturn<
@@ -137,6 +139,8 @@ export const useInfraMonitoringCategory = (): UseQueryStateReturn<
 
 export interface SelectedItemParams {
 	selectedItem: string | null;
+	/** Drawer category, when it differs from the list page category. */
+	category?: string | null;
 	clusterName?: string | null;
 	namespaceName?: string | null;
 	containerName?: string | null;
@@ -144,6 +148,7 @@ export interface SelectedItemParams {
 
 const selectedItemParamsParsers = {
 	[INFRA_MONITORING_K8S_PARAMS_KEYS.SELECTED_ITEM]: parseAsString,
+	[INFRA_MONITORING_K8S_PARAMS_KEYS.SELECTED_ITEM_CATEGORY]: parseAsString,
 	[INFRA_MONITORING_K8S_PARAMS_KEYS.SELECTED_ITEM_CLUSTER_NAME]: parseAsString,
 	[INFRA_MONITORING_K8S_PARAMS_KEYS.SELECTED_ITEM_NAMESPACE_NAME]: parseAsString,
 	[INFRA_MONITORING_K8S_PARAMS_KEYS.SELECTED_ITEM_CONTAINER_NAME]: parseAsString,
@@ -165,6 +170,8 @@ export const useInfraMonitoringSelectedItemParams =
 			() => ({
 				selectedItem:
 					rawParams[INFRA_MONITORING_K8S_PARAMS_KEYS.SELECTED_ITEM] ?? null,
+				category:
+					rawParams[INFRA_MONITORING_K8S_PARAMS_KEYS.SELECTED_ITEM_CATEGORY] ?? null,
 				clusterName:
 					rawParams[INFRA_MONITORING_K8S_PARAMS_KEYS.SELECTED_ITEM_CLUSTER_NAME] ??
 					null,
@@ -183,6 +190,7 @@ export const useInfraMonitoringSelectedItemParams =
 				if (newParams === null) {
 					void setRawParams({
 						[INFRA_MONITORING_K8S_PARAMS_KEYS.SELECTED_ITEM]: null,
+						[INFRA_MONITORING_K8S_PARAMS_KEYS.SELECTED_ITEM_CATEGORY]: null,
 						[INFRA_MONITORING_K8S_PARAMS_KEYS.SELECTED_ITEM_CLUSTER_NAME]: null,
 						[INFRA_MONITORING_K8S_PARAMS_KEYS.SELECTED_ITEM_NAMESPACE_NAME]: null,
 						[INFRA_MONITORING_K8S_PARAMS_KEYS.SELECTED_ITEM_CONTAINER_NAME]: null,
@@ -193,6 +201,8 @@ export const useInfraMonitoringSelectedItemParams =
 				void setRawParams({
 					[INFRA_MONITORING_K8S_PARAMS_KEYS.SELECTED_ITEM]:
 						newParams.selectedItem ?? null,
+					[INFRA_MONITORING_K8S_PARAMS_KEYS.SELECTED_ITEM_CATEGORY]:
+						newParams.category ?? null,
 					[INFRA_MONITORING_K8S_PARAMS_KEYS.SELECTED_ITEM_CLUSTER_NAME]:
 						newParams.clusterName ?? null,
 					[INFRA_MONITORING_K8S_PARAMS_KEYS.SELECTED_ITEM_NAMESPACE_NAME]:

frontend/src/container/LLMObservability/Explorer/ListView/ListView.tsx

@@ -6,7 +6,6 @@ import {
 	useCallback,
 	useEffect,
 	useMemo,
-	useState,
 } from 'react';
 import { QueryKey } from 'react-query';
 // eslint-disable-next-line no-restricted-imports
@@ -34,6 +33,8 @@ import { Warning } from 'types/api';
 import { DataSource } from 'types/common/queryBuilder';
 import { GlobalReducer } from 'types/reducer/globalTime';
 
+import { getListOrderBy, setListOrderBy } from 'utils/explorerUtils';
+
 import TraceExplorerControls from '../Controls';
 import { getListViewQuery } from '../explorerUtils';
 import {
@@ -58,12 +59,16 @@ function ListView({
 	setIsLoadingQueries,
 	queryKeyRef,
 }: ListViewProps): JSX.Element {
-	const { stagedQuery, panelType: panelTypeFromQueryBuilder } =
-		useQueryBuilder();
+	const {
+		stagedQuery,
+		currentQuery,
+		redirectWithQueryBuilderData,
+		panelType: panelTypeFromQueryBuilder,
+	} = useQueryBuilder();
 
 	const panelType = panelTypeFromQueryBuilder || PANEL_TYPES.LIST;
 
-	const [orderBy, setOrderBy] = useState<string>('timestamp:desc');
+	const orderBy = useMemo(() => getListOrderBy(stagedQuery), [stagedQuery]);
 
 	const {
 		selectedTime: globalSelectedTime,
@@ -92,7 +97,6 @@ function ListView({
 			stagedQuery,
 			panelType,
 			paginationConfig,
-			orderBy,
 		],
 		[
 			stagedQuery,
@@ -101,7 +105,6 @@ function ListView({
 			paginationConfig,
 			maxTime,
 			minTime,
-			orderBy,
 		],
 	);
 
@@ -167,9 +170,12 @@ function ListView({
 		[queryTableData],
 	);
 
-	const handleOrderChange = useCallback((value: string) => {
-		setOrderBy(value);
-	}, []);
+	const handleOrderChange = useCallback(
+		(value: string) => {
+			redirectWithQueryBuilderData(setListOrderBy(currentQuery, value));
+		},
+		[currentQuery, redirectWithQueryBuilderData],
+	);
 
 	useEffect(() => {
 		if (!isLoading && !isFetching && !isError && rows.length !== 0) {

frontend/src/container/LLMObservability/Explorer/TracesView/TracesView.tsx

@@ -6,7 +6,6 @@ import {
 	useCallback,
 	useEffect,
 	useMemo,
-	useState,
 } from 'react';
 import { QueryKey } from 'react-query';
 // eslint-disable-next-line no-restricted-imports
@@ -23,6 +22,7 @@ import { TracesTableRow } from '../TracesTable/getFieldColumn';
 import TracesTable from '../TracesTable/TracesTable';
 import { useGetQueryRange } from 'hooks/queryBuilder/useGetQueryRange';
 import { useQueryBuilder } from 'hooks/queryBuilder/useQueryBuilder';
+import { getListOrderBy, setListOrderBy } from 'utils/explorerUtils';
 import { Pagination } from 'hooks/queryPagination';
 import useUrlQueryData from 'hooks/useUrlQueryData';
 import { ArrowUp10, Minus } from '@signozhq/icons';
@@ -57,9 +57,13 @@ function TracesView({
 	setIsLoadingQueries,
 	queryKeyRef,
 }: TracesViewProps): JSX.Element {
-	const { stagedQuery, panelType } = useQueryBuilder();
+	const { stagedQuery, currentQuery, redirectWithQueryBuilderData, panelType } =
+		useQueryBuilder();
 
-	const [orderBy, setOrderBy] = useState<string>(TRACE_VIEW_DEFAULT_ORDER_BY);
+	const orderBy = useMemo(
+		() => getListOrderBy(stagedQuery, TRACE_VIEW_DEFAULT_ORDER_BY),
+		[stagedQuery],
+	);
 
 	const {
 		columns,
@@ -94,7 +98,6 @@ function TracesView({
 			stagedQuery,
 			panelType,
 			paginationQueryData,
-			orderBy,
 		],
 		[
 			globalSelectedTime,
@@ -103,7 +106,6 @@ function TracesView({
 			stagedQuery,
 			panelType,
 			paginationQueryData,
-			orderBy,
 		],
 	);
 
@@ -165,9 +167,12 @@ function TracesView({
 		}
 	}, [isLoading, isFetching, isError, rows.length]);
 
-	const handleOrderChange = useCallback((value: string): void => {
-		setOrderBy(value);
-	}, []);
+	const handleOrderChange = useCallback(
+		(value: string): void => {
+			redirectWithQueryBuilderData(setListOrderBy(currentQuery, value));
+		},
+		[currentQuery, redirectWithQueryBuilderData],
+	);
 
 	// Without the full column set there is no pool to pick from, so the control is dropped.
 	const fieldsSelectorConfig = useMemo(

frontend/src/container/LLMObservability/Explorer/explorerUtils.ts

@@ -1,6 +1,7 @@
 import { initialQueriesMap } from 'constants/queryBuilder';
 import { cloneDeep } from 'lodash-es';
 import { OrderByPayload, Query } from 'types/api/queryBuilder/queryBuilderData';
+import { parseListOrderBy } from 'utils/explorerUtils';
 
 export const getListViewQuery = (
 	stagedQuery: Query,
@@ -11,12 +12,7 @@ export const getListViewQuery = (
 		: cloneDeep(initialQueriesMap.traces);
 
 	const orderByPayload: OrderByPayload[] = orderBy
-		? [
-				{
-					columnName: orderBy.split(':')[0],
-					order: orderBy.split(':')[1] as 'asc' | 'desc',
-				},
-			]
+		? [parseListOrderBy(orderBy)]
 		: [];
 
 	for (let i = 0; i < query.builder.queryData.length; i++) {

frontend/src/container/LogsExplorerViews/LogsActionsContainer.tsx

@@ -16,14 +16,14 @@ function LogsActionsContainer({
 	showFrequencyChart,
 	handleToggleFrequencyChart,
 	orderBy,
-	setOrderBy,
+	onOrderChange,
 	explorerActions,
 }: {
 	listQuery: any;
 	showFrequencyChart: boolean;
 	handleToggleFrequencyChart: () => void;
 	orderBy: string;
-	setOrderBy: (value: string) => void;
+	onOrderChange: (value: string) => void;
 	explorerActions: ReactNode;
 }): JSX.Element {
 	const { options, config } = useOptionsMenu({
@@ -78,7 +78,7 @@ function LogsActionsContainer({
 
 						<ListViewOrderBy
 							value={orderBy}
-							onChange={(value): void => setOrderBy(value)}
+							onChange={onOrderChange}
 							dataSource={DataSource.LOGS}
 						/>
 					</div>

frontend/src/container/LogsExplorerViews/index.tsx

@@ -59,6 +59,7 @@ import { QueryDataV3 } from 'types/api/widgets/getQuery';
 import { DataSource } from 'types/common/queryBuilder';
 import { GlobalReducer } from 'types/reducer/globalTime';
 import { v4 } from 'uuid';
+import { getListOrderBy, setListOrderBy } from 'utils/explorerUtils';
 
 import LogsActionsContainer from './LogsActionsContainer';
 
@@ -101,7 +102,8 @@ function LogsExplorerViewsContainer({
 	const currentMinTimeRef = useRef<number>(minTime);
 
 	// Context
-	const { stagedQuery, panelType } = useQueryBuilder();
+	const { stagedQuery, currentQuery, redirectWithQueryBuilderData, panelType } =
+		useQueryBuilder();
 
 	const selectedPanelType = panelType || PANEL_TYPES.LIST;
 
@@ -111,7 +113,7 @@ function LogsExplorerViewsContainer({
 	const [requestData, setRequestData] = useState<Query | null>(null);
 	const [listChartQuery, setListChartQuery] = useState<Query | null>(null);
 
-	const [orderBy, setOrderBy] = useState<string>('timestamp:desc');
+	const orderBy = useMemo(() => getListOrderBy(stagedQuery), [stagedQuery]);
 
 	const { yAxisUnit, onUnitChange } = useUrlYAxisUnit('');
 
@@ -192,6 +194,13 @@ function LogsExplorerViewsContainer({
 			'custom',
 		);
 
+	const handleOrderChange = useCallback(
+		(value: string): void => {
+			redirectWithQueryBuilderData(setListOrderBy(currentQuery, value));
+		},
+		[currentQuery, redirectWithQueryBuilderData],
+	);
+
 	const getRequestData = useCallback(
 		(
 			query: Query | null,
@@ -430,7 +439,7 @@ function LogsExplorerViewsContainer({
 						showFrequencyChart={showFrequencyChart}
 						handleToggleFrequencyChart={handleToggleFrequencyChart}
 						orderBy={orderBy}
-						setOrderBy={setOrderBy}
+						onOrderChange={handleOrderChange}
 						explorerActions={explorerActions}
 					/>
 				)}

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

@@ -7,7 +7,6 @@ import {
 	useCallback,
 	useEffect,
 	useMemo,
-	useState,
 } from 'react';
 // eslint-disable-next-line no-restricted-imports
 import { useSelector } from 'react-redux';
@@ -34,6 +33,7 @@ import { useQueryBuilder } from 'hooks/queryBuilder/useQueryBuilder';
 import { Pagination } from 'hooks/queryPagination';
 import { getDefaultPaginationConfig } from 'hooks/queryPagination/utils';
 import useUrlQueryData from 'hooks/useUrlQueryData';
+import { getListOrderBy, setListOrderBy } from 'utils/explorerUtils';
 import { ArrowUp10, Minus } from '@signozhq/icons';
 import { AppState } from 'store/reducers';
 import { Warning } from 'types/api';
@@ -66,12 +66,16 @@ function ListView({
 	queryKeyRef,
 	headerActions,
 }: ListViewProps): JSX.Element {
-	const { stagedQuery, panelType: panelTypeFromQueryBuilder } =
-		useQueryBuilder();
+	const {
+		stagedQuery,
+		currentQuery,
+		redirectWithQueryBuilderData,
+		panelType: panelTypeFromQueryBuilder,
+	} = useQueryBuilder();
 
 	const panelType = panelTypeFromQueryBuilder || PANEL_TYPES.LIST;
 
-	const [orderBy, setOrderBy] = useState<string>('timestamp:desc');
+	const orderBy = useMemo(() => getListOrderBy(stagedQuery), [stagedQuery]);
 
 	const {
 		selectedTime: globalSelectedTime,
@@ -123,7 +127,6 @@ function ListView({
 			panelType,
 			paginationConfig,
 			selectColumnsSignature,
-			orderBy,
 		],
 		[
 			stagedQuery,
@@ -133,7 +136,6 @@ function ListView({
 			selectColumnsSignature,
 			maxTime,
 			minTime,
-			orderBy,
 		],
 	);
 
@@ -215,9 +217,12 @@ function ListView({
 		[config],
 	);
 
-	const handleOrderChange = useCallback((value: string) => {
-		setOrderBy(value);
-	}, []);
+	const handleOrderChange = useCallback(
+		(value: string) => {
+			redirectWithQueryBuilderData(setListOrderBy(currentQuery, value));
+		},
+		[currentQuery, redirectWithQueryBuilderData],
+	);
 
 	useEffect(() => {
 		if (!isLoading && !isFetching && !isError && rows.length !== 0) {

frontend/src/container/TracesExplorer/explorerUtils.ts

@@ -2,6 +2,7 @@ import { initialQueriesMap, PANEL_TYPES } from 'constants/queryBuilder';
 import { OptionsQuery } from 'container/OptionsMenu/types';
 import { cloneDeep, set } from 'lodash-es';
 import { OrderByPayload, Query } from 'types/api/queryBuilder/queryBuilderData';
+import { parseListOrderBy } from 'utils/explorerUtils';
 
 export const getListViewQuery = (
 	stagedQuery: Query,
@@ -12,12 +13,7 @@ export const getListViewQuery = (
 		: cloneDeep(initialQueriesMap.traces);
 
 	const orderByPayload: OrderByPayload[] = orderBy
-		? [
-				{
-					columnName: orderBy.split(':')[0],
-					order: orderBy.split(':')[1] as 'asc' | 'desc',
-				},
-			]
+		? [parseListOrderBy(orderBy)]
 		: [];
 
 	for (let i = 0; i < query.builder.queryData.length; i++) {

frontend/src/lib/uPlotV2/components/Legend/Legend.tsx

@@ -24,6 +24,7 @@ export default function Legend({
 	focusedSeriesIndex,
 	onAction,
 	showCopy = true,
+	itemLabel = 'series',
 }: LegendProps): JSX.Element {
 	const legendContainerRef = useRef<HTMLDivElement | null>(null);
 	const [filterQuery, setFilterQuery] = useState('');
@@ -92,11 +93,12 @@ export default function Legend({
 					position={position}
 					filterQuery={filterQuery}
 					onFilterQueryChange={setFilterQuery}
+					itemLabel={itemLabel}
 				/>
 			)}
 			{isEmptyState ? (
 				<div className={styles.emptyState}>
-					No series found matching &quot;{effectiveQuery}&quot;
+					No {itemLabel} found matching &quot;{effectiveQuery}&quot;
 				</div>
 			) : (
 				<VirtuosoGrid

frontend/src/lib/uPlotV2/components/Legend/LegendToolbar.tsx

@@ -14,6 +14,7 @@ export interface LegendToolbarProps {
 	position: LegendPosition;
 	filterQuery: string;
 	onFilterQueryChange: (query: string) => void;
+	itemLabel: string;
 }
 
 /** Legend chrome: the series search box and the "Showing N of M" readout. */
@@ -23,6 +24,7 @@ export default function LegendToolbar({
 	position,
 	filterQuery,
 	onFilterQueryChange,
+	itemLabel,
 }: LegendToolbarProps): JSX.Element {
 	const handleFilterChange = useCallback(
 		(event: ChangeEvent<HTMLInputElement>): void =>
@@ -48,7 +50,7 @@ export default function LegendToolbar({
 			aria-live="polite"
 			data-testid="legend-status"
 		>
-			{`Showing ${visibleCount} of ${totalCount} series`}
+			{`Showing ${visibleCount} of ${totalCount} ${itemLabel}`}
 		</span>
 	);
 

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

@@ -168,6 +168,8 @@ export interface LegendProps {
 	onAction: OnLegendAction;
 	/** Show the per-item copy button. Default true. */
 	showCopy?: boolean;
+	/** Plural noun for the items in the search readouts. Default 'series'. */
+	itemLabel?: string;
 }
 
 /** Props for the uPlot legend controller, which derives items + interaction

frontend/src/lib/visualization/charts/ChartWrapper/ChartWrapper.tsx

@@ -63,20 +63,20 @@ export default function ChartWrapper({
 	);
 
 	const legendComponent = useCallback(
-		({ averageLegendWidth, showSearch }: LegendLayout): React.ReactNode => {
+		(layout: LegendLayout): React.ReactNode => {
 			if (!showLegend) {
 				return null;
 			}
 			// A pie's slices and a heatmap's groups are not uPlot series.
 			if (customLegend) {
-				return customLegend(averageLegendWidth);
+				return customLegend(layout);
 			}
 			return (
 				<UPlotLegend
 					config={config}
 					position={legendConfig.position}
-					averageLegendWidth={averageLegendWidth}
-					showSearch={showSearch}
+					averageLegendWidth={layout.averageLegendWidth}
+					showSearch={layout.showSearch}
 				/>
 			);
 		},

frontend/src/lib/visualization/charts/Heatmap/Heatmap.tsx

@@ -26,6 +26,7 @@ import {
 import { ChartClickData } from 'lib/uPlotV2/plugins/TooltipPlugin/types';
 
 import { HeatmapChartProps } from 'lib/visualization/charts/types';
+import type { LegendLayout } from 'lib/visualization/layout/ChartLayout/ChartLayout';
 import { useLegendVisibility } from 'lib/visualization/hooks/useLegendVisibility';
 import {
 	buildHeatmapConfig,
@@ -277,11 +278,13 @@ export default function Heatmap(props: HeatmapChartProps): JSX.Element {
 	}, []);
 
 	const groupLegend = useCallback(
-		(averageLegendWidth: number): React.ReactNode => (
+		({ averageLegendWidth, showSearch }: LegendLayout): React.ReactNode => (
 			<Legend
 				items={legendItems}
 				position={legendPosition}
 				averageLegendWidth={averageLegendWidth}
+				showSearch={showSearch}
+				itemLabel="groups"
 				focusedSeriesIndex={focusedSeriesIndex}
 				onAction={onLegendAction}
 			/>

frontend/src/lib/visualization/charts/types.ts

@@ -9,6 +9,7 @@ import {
 	TooltipRenderArgs,
 } from 'lib/uPlotV2/components/types';
 import { UPlotConfigBuilder } from 'lib/uPlotV2/config/UPlotConfigBuilder';
+import type { LegendLayout } from 'lib/visualization/layout/ChartLayout/ChartLayout';
 import type {
 	HeatmapAxisScale,
 	HeatmapCell,
@@ -41,7 +42,7 @@ interface BaseChartProps {
 	tooltipPortalRoot?: HTMLElement | null;
 	/** Replaces the config-driven legend, for charts whose legend lists something
 	 *  other than uPlot series — heatmap groups, where the series are bucket rows. */
-	customLegend?: (averageLegendWidth: number) => React.ReactNode;
+	customLegend?: (layout: LegendLayout) => React.ReactNode;
 	/** Measured against for the chart/legend split. Pair with `customLegend`. */
 	legendLabels?: string[];
 	/** Rendered under the plot but above the legend, inside the chart column. */

frontend/src/pages/TraceDetailsV3/TraceDetailsHeader/TraceDetailsHeader.tsx

@@ -27,14 +27,31 @@ import AnalyticsPanel from '../SpanDetailsPanel/AnalyticsPanel/AnalyticsPanel';
 import Filters from '../TraceWaterfall/TraceWaterfallStates/Success/Filters/Filters';
 import MissingSpansBanner from './MissingSpansBanner';
 import TraceOptionsMenu from './TraceOptionsMenu';
-import { useTraceSummary } from './useTraceSummary';
 
 import styles from './TraceDetailsHeader.module.scss';
 import { DATE_TIME_FORMATS } from 'constants/dateTimeFormats';
 
+interface FilterMetadata {
+	startTime: number;
+	endTime: number;
+	traceId: string;
+}
+
+export interface TraceMetadataForHeader {
+	startTimestampMillis: number;
+	endTimestampMillis: number;
+	rootServiceName: string;
+	rootServiceEntryPoint: string;
+	rootSpanStatusCode: string;
+	hasMissingSpans: boolean;
+	totalSpansCount: number;
+}
+
 interface TraceDetailsHeaderProps {
+	filterMetadata: FilterMetadata;
 	onFilteredSpansChange: (spanIds: string[], isFilterActive: boolean) => void;
-	showTraceDetailsHeaderOptions?: boolean;
+	isDataLoaded?: boolean;
+	traceMetadata?: TraceMetadataForHeader;
 }
 
 const SKELETON_COUNT = 3;
@@ -56,19 +73,20 @@ function DetailsLoader(): JSX.Element {
 }
 
 function TraceDetailsHeader({
+	filterMetadata,
 	onFilteredSpansChange,
-	showTraceDetailsHeaderOptions,
+	isDataLoaded,
+	traceMetadata,
 }: TraceDetailsHeaderProps): JSX.Element {
 	const { id: traceID } = useParams<TraceDetailV3URLProps>();
 	const [showTraceDetails, setShowTraceDetails] = useState(true);
 	const [isFilterExpanded, setIsFilterExpanded] = useState(false);
 	const [isPreviewFieldsOpen, setIsPreviewFieldsOpen] = useState(false);
 	const [isAnalyticsOpen, setIsAnalyticsOpen] = useState(false);
-	const { data: traceSummary } = useTraceSummary(traceID);
 	const previewFields = useTraceStore((s) => s.previewFields);
 	const setPreviewFields = useTraceStore((s) => s.setPreviewFields);
 
-	const logTraceEvent = useTraceDetailLogEvent('v3', traceID);
+	const logTraceEvent = useTraceDetailLogEvent('v3', traceID || '');
 
 	const handleToggleAnalytics = useCallback((): void => {
 		logTraceEvent(TraceDetailEvents.AnalyticsPanelToggled, {
@@ -98,11 +116,8 @@ function TraceDetailsHeader({
 		setShowTraceDetails((prev) => !prev);
 	}, []);
 
-	const startTime = (traceSummary?.startTimestampMillis ?? 0) / 1e3;
-	const endTime = (traceSummary?.endTimestampMillis ?? 0) / 1e3;
-
-	const durationMs = traceSummary
-		? traceSummary.endTimestampMillis - traceSummary.startTimestampMillis
+	const durationMs = traceMetadata
+		? traceMetadata.endTimestampMillis - traceMetadata.startTimestampMillis
 		: 0;
 
 	return (
@@ -122,12 +137,12 @@ function TraceDetailsHeader({
 						</Button>
 						<KeyValueLabel
 							badgeKey="Trace ID"
-							badgeValue={traceID}
+							badgeValue={traceID || ''}
 							maxCharacters={100}
 						/>
 					</div>
 				)}
-				{showTraceDetailsHeaderOptions && traceSummary && (
+				{isDataLoaded && (
 					<div
 						className={cx(
 							styles.filterSection,
@@ -155,10 +170,10 @@ function TraceDetailsHeader({
 										showTraceDetails={showTraceDetails}
 										onToggleTraceDetails={handleToggleTraceDetails}
 										onOpenPreviewFields={(): void => setIsPreviewFieldsOpen(true)}
-										traceId={traceID}
-										startTime={startTime}
-										endTime={endTime}
-										totalSpansCount={traceSummary.totalSpansCount}
+										traceId={traceID || ''}
+										startTime={filterMetadata.startTime}
+										endTime={filterMetadata.endTime}
+										totalSpansCount={traceMetadata?.totalSpansCount || 0}
 									/>
 								</div>
 							</TooltipProvider>
@@ -168,9 +183,9 @@ function TraceDetailsHeader({
 							className={cx(styles.filter, isFilterExpanded && styles.isExpanded)}
 						>
 							<Filters
-								startTime={startTime}
-								endTime={endTime}
-								traceID={traceID}
+								startTime={filterMetadata.startTime}
+								endTime={filterMetadata.endTime}
+								traceID={filterMetadata.traceId}
 								onFilteredSpansChange={onFilteredSpansChange}
 								isExpanded={isFilterExpanded}
 								onExpand={(): void => setIsFilterExpanded(true)}
@@ -183,18 +198,18 @@ function TraceDetailsHeader({
 
 			{showTraceDetails && (
 				<div className={styles.subHeader}>
-					{traceSummary ? (
+					{traceMetadata ? (
 						<EntityMetadataRow
 							entity="trace"
 							service={{
-								name: traceSummary.rootServiceName,
-								entryPoint: traceSummary.rootServiceEntryPoint,
+								name: traceMetadata.rootServiceName,
+								entryPoint: traceMetadata.rootServiceEntryPoint,
 							}}
 							durationMs={durationMs}
-							timestamp={dayjs(traceSummary.startTimestampMillis).format(
+							timestamp={dayjs(traceMetadata.startTimestampMillis).format(
 								DATE_TIME_FORMATS.DD_MMM_YYYY_HH_MM_SS,
 							)}
-							statusCode={traceSummary.rootSpanStatusCode}
+							statusCode={traceMetadata.rootSpanStatusCode}
 						/>
 					) : (
 						<DetailsLoader />
@@ -202,7 +217,7 @@ function TraceDetailsHeader({
 				</div>
 			)}
 
-			{traceSummary?.hasMissingSpans && <MissingSpansBanner />}
+			{traceMetadata?.hasMissingSpans && <MissingSpansBanner />}
 
 			<FieldsSelector
 				isOpen={isPreviewFieldsOpen}

frontend/src/pages/TraceDetailsV3/TraceDetailsHeader/__tests__/TraceDetailsHeader.test.tsx

@@ -5,11 +5,6 @@ import ROUTES from 'constants/routes';
 import { render } from 'tests/test-utils';
 
 import TraceDetailsHeader from '../TraceDetailsHeader';
-import { useTraceSummary } from '../useTraceSummary';
-
-jest.mock('../useTraceSummary', () => ({
-	useTraceSummary: jest.fn(() => ({ data: undefined, isLoading: false })),
-}));
 
 const mockGoBack = jest.fn();
 const mockPush = jest.fn();
@@ -56,19 +51,13 @@ jest.mock('components/FieldsSelector', () => ({
 }));
 
 const baseProps = {
+	filterMetadata: {
+		startTime: 0,
+		endTime: 1,
+		traceId: 'trace-123',
+	},
 	onFilteredSpansChange: jest.fn(),
-	showTraceDetailsHeaderOptions: false,
-};
-
-const SUMMARY = {
-	startTimestampMillis: 1_700_000_000_000,
-	endTimestampMillis: 1_700_000_120_000,
-	rootServiceName: 'frontend',
-	rootServiceEntryPoint: 'GET /checkout',
-	rootSpanStatusCode: '200',
-	hasMissingSpans: false,
-	totalSpansCount: 3,
-	totalErrorSpansCount: 0,
+	isDataLoaded: false,
 };
 
 describe('TraceDetailsHeader – back button', () => {
@@ -103,32 +92,10 @@ describe('TraceDetailsHeader – back button', () => {
 describe('TraceDetailsHeader – action cluster', () => {
 	beforeEach(() => {
 		mockReplace.mockClear();
-		jest
-			.mocked(useTraceSummary)
-			.mockReturnValue({ data: SUMMARY, isLoading: false });
-	});
-
-	afterEach(() => {
-		jest
-			.mocked(useTraceSummary)
-			.mockReturnValue({ data: undefined, isLoading: false });
-	});
-
-	it('does not render the action buttons until the summary loads', () => {
-		jest
-			.mocked(useTraceSummary)
-			.mockReturnValue({ data: undefined, isLoading: true });
-		render(<TraceDetailsHeader {...baseProps} showTraceDetailsHeaderOptions />);
-
-		expect(
-			screen.queryByRole('button', { name: /^analytics$/i }),
-		).not.toBeInTheDocument();
 	});
 
 	it('does not render the action buttons while data is still loading', () => {
-		render(
-			<TraceDetailsHeader {...baseProps} showTraceDetailsHeaderOptions={false} />,
-		);
+		render(<TraceDetailsHeader {...baseProps} isDataLoaded={false} />);
 
 		expect(
 			screen.queryByRole('button', { name: /^analytics$/i }),
@@ -139,7 +106,7 @@ describe('TraceDetailsHeader – action cluster', () => {
 	});
 
 	it('renders Analytics and Settings action buttons once data is loaded', () => {
-		render(<TraceDetailsHeader {...baseProps} showTraceDetailsHeaderOptions />);
+		render(<TraceDetailsHeader {...baseProps} isDataLoaded />);
 
 		expect(
 			screen.getByRole('button', { name: /^analytics$/i }),
@@ -150,7 +117,7 @@ describe('TraceDetailsHeader – action cluster', () => {
 	});
 
 	it('toggles the AnalyticsPanel open state when the Analytics button is clicked', () => {
-		render(<TraceDetailsHeader {...baseProps} showTraceDetailsHeaderOptions />);
+		render(<TraceDetailsHeader {...baseProps} isDataLoaded />);
 
 		const panel = screen.getByTestId('analytics-panel');
 		expect(panel).toHaveAttribute('data-open', 'false');
@@ -166,7 +133,7 @@ describe('TraceDetailsHeader – action cluster', () => {
 });
 
 describe('TraceDetailsHeader – trace metadata row', () => {
-	// useTraceSummary is mocked, so no API call is made.
+	// Plain prop, no API mock needed: traceMetadata is passed straight in.
 	const traceMetadata = {
 		startTimestampMillis: 1_700_000_000_000,
 		endTimestampMillis: 1_700_000_120_000, // +120000ms = 2 min
@@ -175,20 +142,16 @@ describe('TraceDetailsHeader – trace metadata row', () => {
 		rootSpanStatusCode: '404',
 		hasMissingSpans: false,
 		totalSpansCount: 42,
-		totalErrorSpansCount: 0,
 	};
 
-	const mockSummary = (data?: typeof traceMetadata): void => {
-		jest.mocked(useTraceSummary).mockReturnValue({ data, isLoading: false });
-	};
-
-	afterEach(() => {
-		mockSummary(undefined);
-	});
-
 	it('renders the metadata (service, entry point, duration, status) when provided', () => {
-		mockSummary(traceMetadata);
-		render(<TraceDetailsHeader {...baseProps} showTraceDetailsHeaderOptions />);
+		render(
+			<TraceDetailsHeader
+				{...baseProps}
+				isDataLoaded
+				traceMetadata={traceMetadata}
+			/>,
+		);
 
 		expect(screen.getByText(/inventory-frontend/)).toBeInTheDocument();
 		expect(screen.getByText('large-trace-root')).toBeInTheDocument();
@@ -203,8 +166,13 @@ describe('TraceDetailsHeader – trace metadata row', () => {
 
 	it('is shown by default and can be hidden / shown again via the Trace options menu', async () => {
 		const user = userEvent.setup({ delay: null });
-		mockSummary(traceMetadata);
-		render(<TraceDetailsHeader {...baseProps} showTraceDetailsHeaderOptions />);
+		render(
+			<TraceDetailsHeader
+				{...baseProps}
+				isDataLoaded
+				traceMetadata={traceMetadata}
+			/>,
+		);
 
 		// Visible by default (showTraceDetails defaults to true).
 		expect(screen.getByText(/inventory-frontend/)).toBeInTheDocument();
@@ -224,12 +192,9 @@ describe('TraceDetailsHeader – trace metadata row', () => {
 		expect(screen.getByText(/inventory-frontend/)).toBeInTheDocument();
 	});
 
-	it('shows skeletons instead of the metadata when the summary is absent', () => {
-		const { container } = render(
-			<TraceDetailsHeader {...baseProps} showTraceDetailsHeaderOptions />,
-		);
+	it('does not render the metadata row when traceMetadata is absent', () => {
+		render(<TraceDetailsHeader {...baseProps} isDataLoaded />);
 
 		expect(screen.queryByText(/inventory-frontend/)).not.toBeInTheDocument();
-		expect(container.querySelectorAll('.ant-skeleton-input')).toHaveLength(3);
 	});
 });

frontend/src/pages/TraceDetailsV3/TraceDetailsHeader/useTraceSummary.ts

@@ -1,16 +0,0 @@
-import { useGetTraceSummary } from 'api/generated/services/tracedetail';
-import type { SpantypesGettableTraceSummaryDTO } from 'api/generated/services/sigNoz.schemas';
-
-interface UseTraceSummaryResult {
-	data: SpantypesGettableTraceSummaryDTO | undefined;
-	isLoading: boolean;
-}
-
-export function useTraceSummary(traceId: string): UseTraceSummaryResult {
-	const { data, isLoading } = useGetTraceSummary(
-		{ traceID: traceId },
-		{ query: { enabled: !!traceId, keepPreviousData: true } },
-	);
-
-	return { data: data?.data, isLoading };
-}

frontend/src/pages/TraceDetailsV3/index.tsx

@@ -28,6 +28,7 @@ import TraceStoreSync from './stores/TraceStoreSync';
 import { useTraceStore } from './stores/traceStore';
 import { SpanDetailVariant } from './SpanDetailsPanel/constants';
 import SpanDetailsPanel from './SpanDetailsPanel/SpanDetailsPanel';
+import type { TraceMetadataForHeader } from './TraceDetailsHeader/TraceDetailsHeader';
 import TraceDetailsHeader from './TraceDetailsHeader/TraceDetailsHeader';
 import { FLAMEGRAPH_SPAN_LIMIT } from './TraceFlamegraph/constants';
 import TraceFlamegraph from './TraceFlamegraph/TraceFlamegraph';
@@ -322,6 +323,38 @@ function TraceDetailsV3(): JSX.Element {
 		[],
 	);
 
+	const filterMetadata = useMemo(
+		() => ({
+			startTime: (traceData?.payload?.startTimestampMillis || 0) / 1e3,
+			endTime: (traceData?.payload?.endTimestampMillis || 0) / 1e3,
+			traceId: traceId || '',
+		}),
+		[
+			traceData?.payload?.startTimestampMillis,
+			traceData?.payload?.endTimestampMillis,
+			traceId,
+		],
+	);
+
+	const traceMetadataForHeader = useMemo(():
+		| TraceMetadataForHeader
+		| undefined => {
+		const payload = traceData?.payload;
+		if (!payload) {
+			return undefined;
+		}
+		const rootSpan = payload.spans?.find((s) => s.level === 0);
+		return {
+			startTimestampMillis: payload.startTimestampMillis,
+			endTimestampMillis: payload.endTimestampMillis,
+			rootServiceName: payload.rootServiceName,
+			rootServiceEntryPoint: payload.rootServiceEntryPoint,
+			rootSpanStatusCode: rootSpan?.response_status_code || '',
+			hasMissingSpans: payload.hasMissingSpans || false,
+			totalSpansCount: payload.totalSpansCount || 0,
+		};
+	}, [traceData?.payload]);
+
 	const showNoData =
 		!isFetchingTraceData &&
 		(!!errorFetchingTraceData || !traceData?.payload?.spans?.length);
@@ -360,10 +393,10 @@ function TraceDetailsV3(): JSX.Element {
 		<TraceStoreSync availableColorByFields={availableColorByFields}>
 			<div className={styles.root}>
 				<TraceDetailsHeader
+					filterMetadata={filterMetadata}
 					onFilteredSpansChange={handleFilteredSpansChange}
-					showTraceDetailsHeaderOptions={
-						!!traceData?.payload?.spans?.length && !showNoData
-					}
+					isDataLoaded={!!traceData?.payload?.spans?.length && !showNoData}
+					traceMetadata={traceMetadataForHeader}
 				/>
 
 				{showNoData ? (

frontend/src/pages/TraceDetailsV3/stories/TraceDetailsV3.stories.mocks.tsx

@@ -44,7 +44,6 @@ import {
 	traceDetailFieldKeys,
 	traceDetailFieldValues,
 	traceFlamegraphResponse,
-	traceSummaryResponse,
 	traceWaterfallResponse,
 } from './__story_mockdata__/traceDetails';
 
@@ -150,13 +149,6 @@ export const traceDetailsMocks = defineStoryMocks({
 				),
 			),
 
-			rest.get(
-				'http://localhost/api/v1/traces/:traceId/summary',
-				response.json(() =>
-					traceSummaryResponse({ ...trace, missingSpans: values.missingSpans }),
-				),
-			),
-
 			rest.post(
 				'http://localhost/api/v3/traces/:traceId/flamegraph',
 				response.json(() => traceFlamegraphResponse(trace)),

frontend/src/pages/TraceDetailsV3/stories/__story_mockdata__/traceDetails.ts

@@ -6,7 +6,6 @@
 import type {
 	GetFlamegraph200,
 	GetTraceAggregations200,
-	GetTraceSummary200,
 	GetWaterfallV4200,
 	SpantypesFlamegraphSpanDTO,
 	SpantypesSpanAggregationDTO,
@@ -304,27 +303,6 @@ export const traceWaterfallResponse = (
 	};
 };
 
-export const traceSummaryResponse = (
-	options: TraceOptions & { missingSpans: boolean },
-): GetTraceSummary200 => {
-	const spans = buildSpans(options);
-	const root = spans[0];
-
-	return {
-		status: 'success',
-		data: {
-			startTimestampMillis: Math.round(options.traceStart),
-			endTimestampMillis: Math.round(options.traceStart + ROOT_DURATION_MS),
-			rootServiceName: root?.template.service ?? '',
-			rootServiceEntryPoint: root?.template.name ?? '',
-			rootSpanStatusCode: root?.hasError ? '503' : '200',
-			totalSpansCount: spans.length,
-			totalErrorSpansCount: spans.filter(({ hasError }) => hasError).length,
-			hasMissingSpans: options.missingSpans,
-		},
-	};
-};
-
 const flamegraphSpan = (span: BuiltSpan): SpantypesFlamegraphSpanDTO => ({
 	spanId: span.spanId,
 	parentSpanId: span.parentSpanId,

frontend/src/providers/QueryBuilder.tsx

@@ -66,6 +66,7 @@ import {
 import { sanitizeOrderByForExplorer } from 'utils/sanitizeOrderBy';
 import { v4 as uuid } from 'uuid';
 import { getUnstableCurrentSearchParams } from 'utils/getUnstableCurrentSearchParams';
+import { readPanelTypeFromUrl } from 'utils/readPanelTypeFromUrl';
 
 export const QueryBuilderContext = createContext<QueryBuilderContextType>({
 	currentQuery: initialQueriesMap.metrics,
@@ -182,6 +183,11 @@ export function QueryBuilderProvider({
 					})) ?? [],
 			};
 
+			const urlPanelType = readPanelTypeFromUrl(PANEL_TYPES.LIST);
+
+			const isRawPanel =
+				urlPanelType === PANEL_TYPES.LIST || urlPanelType === PANEL_TYPES.TRACE;
+
 			const setupedQueryData = builder.queryData.map((item) => {
 				const currentElement: IBuilderQuery = {
 					...item,
@@ -200,8 +206,10 @@ export function QueryBuilderProvider({
 
 				// Explorer pages: sanitize stale orderBy before first query
 				const isExplorer =
-					location.pathname === ROUTES.LOGS_EXPLORER ||
-					location.pathname === ROUTES.TRACES_EXPLORER;
+					(location.pathname === ROUTES.LOGS_EXPLORER ||
+						location.pathname === ROUTES.TRACES_EXPLORER ||
+						location.pathname === ROUTES.AI_OBSERVABILITY_EXPLORER) &&
+					!isRawPanel;
 				if (isExplorer) {
 					const sanitizedOrderBy = sanitizeOrderByForExplorer(currentElement);
 					return calledFromHandleRunQuery
@@ -262,6 +270,8 @@ export function QueryBuilderProvider({
 			setStagedQuery(nextQuery);
 			setCurrentQuery(newQueryState);
 			setQueryType(type);
+
+			setCalledFromHandleRunQuery(false);
 		},
 		[prepareQueryBuilderData],
 	);
@@ -1038,7 +1048,8 @@ export function QueryBuilderProvider({
 	const handleRunQuery = useCallback(() => {
 		const isExplorer =
 			location.pathname === ROUTES.LOGS_EXPLORER ||
-			location.pathname === ROUTES.TRACES_EXPLORER;
+			location.pathname === ROUTES.TRACES_EXPLORER ||
+			location.pathname === ROUTES.AI_OBSERVABILITY_EXPLORER;
 		if (isExplorer) {
 			setCalledFromHandleRunQuery(true);
 		}

frontend/src/providers/__tests__/QueryBuilder.sanitizeOrderBy.test.tsx

@@ -0,0 +1,186 @@
+import { initialQueriesMap, PANEL_TYPES } from 'constants/queryBuilder';
+import ROUTES from 'constants/routes';
+import { useQueryBuilder } from 'hooks/queryBuilder/useQueryBuilder';
+import { act, AllTheProviders, renderHook } from 'tests/test-utils';
+import { Query } from 'types/api/queryBuilder/queryBuilderData';
+import {
+	__resetSearchParamsGetter,
+	__setSearchParamsGetterForTest,
+} from 'utils/getUnstableCurrentSearchParams';
+
+const timestampOrderBy = [{ columnName: 'timestamp', order: 'desc' }];
+
+const queryWithTimestampOrder = (base: Query): Query => ({
+	...base,
+	builder: {
+		...base.builder,
+		queryData: base.builder.queryData.map((item) => ({
+			...item,
+			orderBy: timestampOrderBy,
+		})),
+	},
+});
+
+const renderOn = (
+	route: string,
+	panelType: PANEL_TYPES | null,
+): ReturnType<typeof renderHook> => {
+	const search = new URLSearchParams();
+	if (panelType) {
+		search.set('panelTypes', JSON.stringify(panelType));
+	}
+	__setSearchParamsGetterForTest(() => search);
+
+	return renderHook(() => useQueryBuilder(), {
+		wrapper: ({ children }): JSX.Element => (
+			<AllTheProviders initialRoute={route}>{children}</AllTheProviders>
+		),
+	});
+};
+
+const initOn = (
+	route: string,
+	panelType: PANEL_TYPES | null,
+	query: Query,
+): Query | null => {
+	const search = new URLSearchParams();
+	if (panelType) {
+		search.set('panelTypes', JSON.stringify(panelType));
+	}
+	__setSearchParamsGetterForTest(() => search);
+
+	const { result } = renderHook(() => useQueryBuilder(), {
+		wrapper: ({ children }): JSX.Element => (
+			<AllTheProviders initialRoute={route}>{children}</AllTheProviders>
+		),
+	});
+
+	act(() => {
+		result.current.initQueryBuilderData(query);
+	});
+
+	return result.current.stagedQuery;
+};
+
+describe('explorer orderBy sanitizing by panel type', () => {
+	afterEach(() => {
+		__resetSearchParamsGetter();
+	});
+
+	it('keeps the order on the logs list panel', () => {
+		const staged = initOn(
+			ROUTES.LOGS_EXPLORER,
+			PANEL_TYPES.LIST,
+			queryWithTimestampOrder(initialQueriesMap.logs),
+		);
+
+		expect(staged?.builder.queryData[0].orderBy).toStrictEqual(timestampOrderBy);
+	});
+
+	it('keeps the order when panelTypes is absent, since the explorers default to list', () => {
+		const staged = initOn(
+			ROUTES.LOGS_EXPLORER,
+			null,
+			queryWithTimestampOrder(initialQueriesMap.logs),
+		);
+
+		expect(staged?.builder.queryData[0].orderBy).toStrictEqual(timestampOrderBy);
+	});
+
+	it('keeps the order on the traces trace panel', () => {
+		const staged = initOn(
+			ROUTES.TRACES_EXPLORER,
+			PANEL_TYPES.TRACE,
+			queryWithTimestampOrder(initialQueriesMap.traces),
+		);
+
+		expect(staged?.builder.queryData[0].orderBy).toStrictEqual(timestampOrderBy);
+	});
+
+	// engineering-pod#2813: a timestamp order carried from the list view into the
+	// time series tab is not a group-by key or an aggregation, and errors the query.
+	it('drops the order on the time series panel', () => {
+		const staged = initOn(
+			ROUTES.LOGS_EXPLORER,
+			PANEL_TYPES.TIME_SERIES,
+			queryWithTimestampOrder(initialQueriesMap.logs),
+		);
+
+		expect(staged?.builder.queryData[0].orderBy).toStrictEqual([]);
+	});
+
+	it('keeps the order on the LLM observability list panel', () => {
+		const staged = initOn(
+			ROUTES.AI_OBSERVABILITY_EXPLORER,
+			PANEL_TYPES.LIST,
+			queryWithTimestampOrder(initialQueriesMap.traces),
+		);
+
+		expect(staged?.builder.queryData[0].orderBy).toStrictEqual(timestampOrderBy);
+	});
+
+	it('drops the order on the LLM observability time series panel', () => {
+		const staged = initOn(
+			ROUTES.AI_OBSERVABILITY_EXPLORER,
+			PANEL_TYPES.TIME_SERIES,
+			queryWithTimestampOrder(initialQueriesMap.traces),
+		);
+
+		expect(staged?.builder.queryData[0].orderBy).toStrictEqual([]);
+	});
+
+	it('drops the order on the table panel', () => {
+		const staged = initOn(
+			ROUTES.TRACES_EXPLORER,
+			PANEL_TYPES.TABLE,
+			queryWithTimestampOrder(initialQueriesMap.traces),
+		);
+
+		expect(staged?.builder.queryData[0].orderBy).toStrictEqual([]);
+	});
+});
+
+// handleRunQuery means "respect the query I just built" for the init it causes.
+// It used to stay set for the rest of the visit, so every later init skipped
+// sanitizing as well.
+describe('the run bypass is one-shot', () => {
+	afterEach(() => {
+		__resetSearchParamsGetter();
+	});
+
+	it('skips sanitizing for the init after a run, and sanitizes the next one', () => {
+		const { result } = renderOn(ROUTES.LOGS_EXPLORER, PANEL_TYPES.TIME_SERIES);
+
+		act(() => {
+			(result.current as ReturnType<typeof useQueryBuilder>).handleRunQuery();
+		});
+
+		const afterRun = {
+			...queryWithTimestampOrder(initialQueriesMap.logs),
+			id: 'run-1',
+		};
+		act(() => {
+			(result.current as ReturnType<typeof useQueryBuilder>).initQueryBuilderData(
+				afterRun,
+			);
+		});
+		expect(
+			(result.current as ReturnType<typeof useQueryBuilder>).stagedQuery?.builder
+				.queryData[0].orderBy,
+		).toStrictEqual(timestampOrderBy);
+
+		const next = {
+			...queryWithTimestampOrder(initialQueriesMap.logs),
+			id: 'run-2',
+		};
+		act(() => {
+			(result.current as ReturnType<typeof useQueryBuilder>).initQueryBuilderData(
+				next,
+			);
+		});
+		expect(
+			(result.current as ReturnType<typeof useQueryBuilder>).stagedQuery?.builder
+				.queryData[0].orderBy,
+		).toStrictEqual([]);
+	});
+});

frontend/src/utils/__tests__/explorerListOrderBy.test.ts

@@ -0,0 +1,138 @@
+import { initialQueriesMap } from 'constants/queryBuilder';
+import { Query } from 'types/api/queryBuilder/queryBuilderData';
+import {
+	DEFAULT_LIST_ORDER_BY,
+	getListOrderBy,
+	getRawPanelOrderBy,
+	parseListOrderBy,
+	setListOrderBy,
+} from 'utils/explorerUtils';
+
+const withOrderBy = (
+	orderBy: { columnName: string; order: string }[],
+): Query => ({
+	...initialQueriesMap.logs,
+	builder: {
+		...initialQueriesMap.logs.builder,
+		queryData: initialQueriesMap.logs.builder.queryData.map((item) => ({
+			...item,
+			orderBy,
+		})),
+	},
+});
+
+describe('getRawPanelOrderBy', () => {
+	it('keeps row fields', () => {
+		expect(
+			getRawPanelOrderBy(
+				withOrderBy([{ columnName: 'duration_nano', order: 'desc' }]),
+			),
+		).toStrictEqual([{ columnName: 'duration_nano', order: 'desc' }]);
+	});
+
+	it('keeps a group-by key, which is a row field too', () => {
+		expect(
+			getRawPanelOrderBy(
+				withOrderBy([{ columnName: 'service.name', order: 'asc' }]),
+			),
+		).toStrictEqual([{ columnName: 'service.name', order: 'asc' }]);
+	});
+
+	// Repro: set an order on the Time Series tab, then switch to List.
+	it('drops an aggregation carried in from an aggregated panel', () => {
+		expect(
+			getRawPanelOrderBy(withOrderBy([{ columnName: 'count()', order: 'desc' }])),
+		).toStrictEqual([]);
+	});
+
+	it('drops the aggregated value sentinel', () => {
+		expect(
+			getRawPanelOrderBy(
+				withOrderBy([{ columnName: '#SIGNOZ_VALUE', order: 'desc' }]),
+			),
+		).toStrictEqual([]);
+	});
+
+	it('keeps the usable entry and drops the rest', () => {
+		expect(
+			getRawPanelOrderBy(
+				withOrderBy([
+					{ columnName: 'count()', order: 'desc' },
+					{ columnName: 'timestamp', order: 'desc' },
+				]),
+			),
+		).toStrictEqual([{ columnName: 'timestamp', order: 'desc' }]);
+	});
+});
+
+describe('getListOrderBy', () => {
+	it('falls back to the default when the query holds only an aggregation', () => {
+		expect(
+			getListOrderBy(withOrderBy([{ columnName: 'count()', order: 'desc' }])),
+		).toBe(DEFAULT_LIST_ORDER_BY);
+	});
+
+	it('reads the first order entry as a select value', () => {
+		expect(
+			getListOrderBy(withOrderBy([{ columnName: 'timestamp', order: 'asc' }])),
+		).toBe('timestamp:asc');
+	});
+
+	it('lower-cases a hand-written direction from a deep link', () => {
+		expect(
+			getListOrderBy(withOrderBy([{ columnName: 'timestamp', order: 'ASC' }])),
+		).toBe('timestamp:asc');
+	});
+
+	it('shows the primary entry when the query also carries the id tiebreaker', () => {
+		const query = withOrderBy([
+			{ columnName: 'timestamp', order: 'desc' },
+			{ columnName: 'id', order: 'desc' },
+		]);
+
+		expect(getListOrderBy(query)).toBe('timestamp:desc');
+	});
+
+	it('falls back to the default when the query carries no order', () => {
+		expect(getListOrderBy(withOrderBy([]))).toBe(DEFAULT_LIST_ORDER_BY);
+		expect(getListOrderBy(null)).toBe(DEFAULT_LIST_ORDER_BY);
+	});
+
+	it('falls back to the given default', () => {
+		expect(getListOrderBy(withOrderBy([]), 'last_activity_time:desc')).toBe(
+			'last_activity_time:desc',
+		);
+	});
+});
+
+describe('parseListOrderBy', () => {
+	it('splits a select value into an order payload', () => {
+		expect(parseListOrderBy('durationNano:asc')).toStrictEqual({
+			columnName: 'durationNano',
+			order: 'asc',
+		});
+	});
+});
+
+describe('setListOrderBy', () => {
+	it('replaces the order on every queryData entry', () => {
+		const base = withOrderBy([{ columnName: 'timestamp', order: 'desc' }]);
+		const next = setListOrderBy(base, 'severity_text:asc');
+
+		next.builder.queryData.forEach((item) => {
+			expect(item.orderBy).toStrictEqual([
+				{ columnName: 'severity_text', order: 'asc' },
+			]);
+		});
+	});
+
+	it('does not mutate the query it is given', () => {
+		const base = withOrderBy([{ columnName: 'timestamp', order: 'desc' }]);
+
+		setListOrderBy(base, 'timestamp:asc');
+
+		expect(base.builder.queryData[0].orderBy).toStrictEqual([
+			{ columnName: 'timestamp', order: 'desc' },
+		]);
+	});
+});

frontend/src/utils/__tests__/readPanelTypeFromUrl.test.ts

@@ -0,0 +1,46 @@
+import { PANEL_TYPES } from 'constants/queryBuilder';
+import {
+	__resetSearchParamsGetter,
+	__setSearchParamsGetterForTest,
+} from 'utils/getUnstableCurrentSearchParams';
+import { readPanelTypeFromUrl } from 'utils/readPanelTypeFromUrl';
+
+const withParam = (value?: string): void => {
+	const search = new URLSearchParams();
+	if (value !== undefined) {
+		search.set('panelTypes', value);
+	}
+	__setSearchParamsGetterForTest(() => search);
+};
+
+describe('readPanelTypeFromUrl', () => {
+	afterEach(() => {
+		__resetSearchParamsGetter();
+	});
+
+	it('decodes the JSON-encoded value the app writes', () => {
+		withParam(JSON.stringify(PANEL_TYPES.TIME_SERIES));
+
+		expect(readPanelTypeFromUrl()).toBe(PANEL_TYPES.TIME_SERIES);
+	});
+
+	it('accepts an unencoded value from a hand-written link', () => {
+		withParam('list');
+
+		expect(readPanelTypeFromUrl()).toBe(PANEL_TYPES.LIST);
+	});
+
+	// engineering-pod#6158: an unguarded parse of this param crashed the page.
+	it('returns the raw value instead of throwing on a malformed one', () => {
+		withParam('{list');
+
+		expect(readPanelTypeFromUrl()).toBe('{list');
+	});
+
+	it('returns the fallback when the param is absent', () => {
+		withParam();
+
+		expect(readPanelTypeFromUrl(PANEL_TYPES.LIST)).toBe(PANEL_TYPES.LIST);
+		expect(readPanelTypeFromUrl()).toBeNull();
+	});
+});

frontend/src/utils/explorerUtils.ts

@@ -1,8 +1,72 @@
 import { QueryParams } from 'constants/query';
 import { PANEL_TYPES } from 'constants/queryBuilder';
 import ROUTES from 'constants/routes';
+import { SIGNOZ_VALUE } from 'container/QueryBuilder/filters/OrderByFilter/constants';
 import { ExplorerViews } from 'pages/LogsExplorer/utils';
-import { Query } from 'types/api/queryBuilder/queryBuilderData';
+import { OrderByPayload, Query } from 'types/api/queryBuilder/queryBuilderData';
+
+import { getParsedAggregationOptionsForOrderBy } from './aggregationConverter';
+
+export const DEFAULT_LIST_ORDER_BY = 'timestamp:desc';
+
+// Filters only. The query keeps the order for the panel that can use it.
+export const getRawPanelOrderBy = (query: Query | null): OrderByPayload[] => {
+	const queryData = query?.builder?.queryData?.[0];
+
+	if (!queryData) {
+		return [];
+	}
+
+	const disallowed = new Set<string>([SIGNOZ_VALUE]);
+	getParsedAggregationOptionsForOrderBy(queryData).forEach((aggregation) => {
+		if (aggregation?.key) {
+			disallowed.add(aggregation.key);
+		}
+	});
+
+	return (queryData.orderBy ?? []).filter(
+		(item) => !disallowed.has(item.columnName),
+	);
+};
+
+// Never write the fallback back: a view saved without an order would then read
+// as unsaved on open.
+export const getListOrderBy = (
+	query: Query | null,
+	fallback: string = DEFAULT_LIST_ORDER_BY,
+): string => {
+	const [orderBy] = getRawPanelOrderBy(query);
+
+	if (!orderBy?.columnName || !orderBy?.order) {
+		return fallback;
+	}
+
+	return `${orderBy.columnName}:${orderBy.order.toLowerCase()}`;
+};
+
+export const parseListOrderBy = (orderBy: string): OrderByPayload => {
+	const [columnName, order] = orderBy.split(':');
+
+	return {
+		columnName: columnName || 'timestamp',
+		order: order || 'desc',
+	};
+};
+
+export const setListOrderBy = (query: Query, orderBy: string): Query => {
+	const nextOrderBy = [parseListOrderBy(orderBy)];
+
+	return {
+		...query,
+		builder: {
+			...query.builder,
+			queryData: query.builder.queryData.map((item) => ({
+				...item,
+				orderBy: nextOrderBy,
+			})),
+		},
+	};
+};
 
 // Mapping between panel types and explorer views
 export const panelTypeToExplorerView: Record<PANEL_TYPES, ExplorerViews> = {

frontend/src/utils/readPanelTypeFromUrl.ts

@@ -0,0 +1,25 @@
+import { QueryParams } from 'constants/query';
+import { PANEL_TYPES } from 'constants/queryBuilder';
+
+import { getUnstableCurrentSearchParams } from './getUnstableCurrentSearchParams';
+
+/**
+ * The param is JSON-encoded, but a hand-written link can carry it unencoded, and
+ * a malformed one must not throw (engineering-pod#6158). Reads the params
+ * directly, not through `useUrlQuery`, so it works outside a hook.
+ */
+export const readPanelTypeFromUrl = (
+	fallback: PANEL_TYPES | null = null,
+): PANEL_TYPES | null => {
+	const raw = getUnstableCurrentSearchParams().get(QueryParams.panelTypes);
+
+	if (!raw) {
+		return fallback;
+	}
+
+	try {
+		return JSON.parse(raw) as PANEL_TYPES;
+	} catch {
+		return raw as PANEL_TYPES;
+	}
+};