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vscode/src/vs/workbench/services/timer/electron-browser/timerService.ts
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/*---------------------------------------------------------------------------------------------
* Copyright (c) Microsoft Corporation. All rights reserved.
* Licensed under the MIT License. See License.txt in the project root for license information.
*--------------------------------------------------------------------------------------------*/
import { createDecorator } from 'vs/platform/instantiation/common/instantiation';
import { virtualMachineHint } from 'vs/base/node/id';
import * as perf from 'vs/base/common/performance';
import * as os from 'os';
import { IElectronService } from 'vs/platform/electron/node/electron';
import { IWorkbenchEnvironmentService } from 'vs/workbench/services/environment/common/environmentService';
import { IWorkspaceContextService, WorkbenchState } from 'vs/platform/workspace/common/workspace';
import { IExtensionService } from 'vs/workbench/services/extensions/common/extensions';
import { registerSingleton } from 'vs/platform/instantiation/common/extensions';
import { IUpdateService } from 'vs/platform/update/common/update';
import { ILifecycleService } from 'vs/platform/lifecycle/common/lifecycle';
import { IViewletService } from 'vs/workbench/services/viewlet/browser/viewlet';
import { IPanelService } from 'vs/workbench/services/panel/common/panelService';
import { IEditorService } from 'vs/workbench/services/editor/common/editorService';
import { IAccessibilityService, AccessibilitySupport } from 'vs/platform/accessibility/common/accessibility';
/* __GDPR__FRAGMENT__
"IMemoryInfo" : {
"workingSetSize" : { "classification": "SystemMetaData", "purpose": "PerformanceAndHealth", "isMeasurement": true },
"privateBytes": { "classification": "SystemMetaData", "purpose": "PerformanceAndHealth", "isMeasurement": true },
"sharedBytes": { "classification": "SystemMetaData", "purpose": "PerformanceAndHealth", "isMeasurement": true }
}
*/
export interface IMemoryInfo {
readonly workingSetSize: number;
readonly privateBytes: number;
readonly sharedBytes: number;
}
/* __GDPR__FRAGMENT__
"IStartupMetrics" : {
"version" : { "classification": "SystemMetaData", "purpose": "PerformanceAndHealth" },
"ellapsed" : { "classification": "SystemMetaData", "purpose": "PerformanceAndHealth", "isMeasurement": true },
"isLatestVersion": { "classification": "SystemMetaData", "purpose": "PerformanceAndHealth" },
"didUseCachedData": { "classification": "SystemMetaData", "purpose": "PerformanceAndHealth" },
"windowKind": { "classification": "SystemMetaData", "purpose": "PerformanceAndHealth" },
"windowCount": { "classification": "SystemMetaData", "purpose": "PerformanceAndHealth" },
"viewletId": { "classification": "SystemMetaData", "purpose": "PerformanceAndHealth" },
"panelId": { "classification": "SystemMetaData", "purpose": "PerformanceAndHealth" },
"editorIds": { "classification": "SystemMetaData", "purpose": "PerformanceAndHealth" },
"timers.ellapsedAppReady" : { "classification": "SystemMetaData", "purpose": "PerformanceAndHealth", "isMeasurement": true },
"timers.ellapsedWindowLoad" : { "classification": "SystemMetaData", "purpose": "PerformanceAndHealth", "isMeasurement": true },
"timers.ellapsedWindowLoadToRequire" : { "classification": "SystemMetaData", "purpose": "PerformanceAndHealth", "isMeasurement": true },
"timers.ellapsedExtensions" : { "classification": "SystemMetaData", "purpose": "PerformanceAndHealth", "isMeasurement": true },
"timers.ellapsedExtensionsReady" : { "classification": "SystemMetaData", "purpose": "PerformanceAndHealth", "isMeasurement": true },
"timers.ellapsedRequire" : { "classification": "SystemMetaData", "purpose": "PerformanceAndHealth", "isMeasurement": true },
"timers.ellapsedWorkspaceStorageInit" : { "classification": "SystemMetaData", "purpose": "PerformanceAndHealth", "isMeasurement": true },
"timers.ellapsedWorkspaceServiceInit" : { "classification": "SystemMetaData", "purpose": "PerformanceAndHealth", "isMeasurement": true },
"timers.ellapsedViewletRestore" : { "classification": "SystemMetaData", "purpose": "PerformanceAndHealth", "isMeasurement": true },
"timers.ellapsedPanelRestore" : { "classification": "SystemMetaData", "purpose": "PerformanceAndHealth", "isMeasurement": true },
"timers.ellapsedEditorRestore" : { "classification": "SystemMetaData", "purpose": "PerformanceAndHealth", "isMeasurement": true },
"timers.ellapsedWorkbench" : { "classification": "SystemMetaData", "purpose": "PerformanceAndHealth", "isMeasurement": true },
"timers.ellapsedTimersToTimersComputed" : { "classification": "SystemMetaData", "purpose": "PerformanceAndHealth", "isMeasurement": true },
"timers.ellapsedNlsGeneration" : { "classification": "SystemMetaData", "purpose": "PerformanceAndHealth", "isMeasurement": true },
"platform" : { "classification": "SystemMetaData", "purpose": "PerformanceAndHealth" },
"release" : { "classification": "SystemMetaData", "purpose": "PerformanceAndHealth" },
"arch" : { "classification": "SystemMetaData", "purpose": "PerformanceAndHealth" },
"totalmem" : { "classification": "SystemMetaData", "purpose": "PerformanceAndHealth", "isMeasurement": true },
"freemem" : { "classification": "SystemMetaData", "purpose": "PerformanceAndHealth", "isMeasurement": true },
"meminfo" : { "${inline}": [ "${IMemoryInfo}" ] },
"cpus.count" : { "classification": "SystemMetaData", "purpose": "PerformanceAndHealth", "isMeasurement": true },
"cpus.speed" : { "classification": "SystemMetaData", "purpose": "PerformanceAndHealth", "isMeasurement": true },
"cpus.model" : { "classification": "SystemMetaData", "purpose": "PerformanceAndHealth" },
"initialStartup" : { "classification": "SystemMetaData", "purpose": "PerformanceAndHealth", "isMeasurement": true },
"hasAccessibilitySupport" : { "classification": "SystemMetaData", "purpose": "PerformanceAndHealth", "isMeasurement": true },
"isVMLikelyhood" : { "classification": "SystemMetaData", "purpose": "PerformanceAndHealth", "isMeasurement": true },
"emptyWorkbench" : { "classification": "SystemMetaData", "purpose": "PerformanceAndHealth", "isMeasurement": true },
"loadavg" : { "classification": "SystemMetaData", "purpose": "PerformanceAndHealth" }
}
*/
export interface IStartupMetrics {
/**
* The version of these metrics.
*/
readonly version: 2;
/**
* If this started the main process and renderer or just a renderer (new or reloaded).
*/
readonly initialStartup: boolean;
/**
* No folder, no file, no workspace has been opened
*/
readonly emptyWorkbench: boolean;
/**
* This is the latest (stable/insider) version. Iff not we should ignore this
* measurement.
*/
readonly isLatestVersion: boolean;
/**
* Whether we asked for and V8 accepted cached data.
*/
readonly didUseCachedData: boolean;
/**
* How/why the window was created. See https://github.com/Microsoft/vscode/blob/d1f57d871722f4d6ba63e4ef6f06287121ceb045/src/vs/platform/lifecycle/common/lifecycle.ts#L50
*/
readonly windowKind: number;
/**
* The total number of windows that have been restored/created
*/
readonly windowCount: number;
/**
* The active viewlet id or `undedined`
*/
readonly viewletId?: string;
/**
* The active panel id or `undefined`
*/
readonly panelId?: string;
/**
* The editor input types or `[]`
*/
readonly editorIds: string[];
/**
* The time it took to create the workbench.
*
* * Happens in the main-process *and* the renderer-process
* * Measured with the *start* and `didStartWorkbench`-performance mark. The *start* is either the start of the
* main process or the start of the renderer.
* * This should be looked at carefully because times vary depending on
* * This being the first window, the only window, or a reloaded window
* * Cached data being present and used or not
* * The numbers and types of editors being restored
* * The numbers of windows being restored (when starting 'fresh')
* * The viewlet being restored (esp. when it's a contributed viewlet)
*/
readonly ellapsed: number;
/**
* Individual timers...
*/
readonly timers: {
/**
* The time it took to receieve the [`ready`](https://electronjs.org/docs/api/app#event-ready)-event. Measured from the first line
* of JavaScript code till receiving that event.
*
* * Happens in the main-process
* * Measured with the `main:started` and `main:appReady` performance marks.
* * This can be compared between insider and stable builds.
* * This should be looked at per OS version and per electron version.
* * This is often affected by AV software (and can change with AV software updates outside of our release-cycle).
* * It is not our code running here and we can only observe what's happening.
*/
readonly ellapsedAppReady?: number;
/**
* The time it took to generate NLS data.
*
* * Happens in the main-process
* * Measured with the `nlsGeneration:start` and `nlsGeneration:end` performance marks.
* * This only happens when a non-english locale is being used.
* * It is our code running here and we should monitor this carefully for regressions.
*/
readonly ellapsedNlsGeneration?: number;
/**
* The time it took to tell electron to open/restore a renderer (browser window).
*
* * Happens in the main-process
* * Measured with the `main:appReady` and `main:loadWindow` performance marks.
* * This can be compared between insider and stable builds.
* * It is our code running here and we should monitor this carefully for regressions.
*/
readonly ellapsedWindowLoad?: number;
/**
* The time it took to create a new renderer (browser window) and to initialize that to the point
* of load the main-bundle (`workbench.desktop.main.js`).
*
* * Happens in the main-process *and* the renderer-process
* * Measured with the `main:loadWindow` and `willLoadWorkbenchMain` performance marks.
* * This can be compared between insider and stable builds.
* * It is mostly not our code running here and we can only observe what's happening.
*
*/
readonly ellapsedWindowLoadToRequire: number;
/**
* The time it took to require the workspace storage DB, connect to it
* and load the initial set of values.
*
* * Happens in the renderer-process
* * Measured with the `willInitWorkspaceStorage` and `didInitWorkspaceStorage` performance marks.
*/
readonly ellapsedWorkspaceStorageInit: number;
/**
* The time it took to initialize the workspace and configuration service.
*
* * Happens in the renderer-process
* * Measured with the `willInitWorkspaceService` and `didInitWorkspaceService` performance marks.
*/
readonly ellapsedWorkspaceServiceInit: number;
/**
* The time it took to load the main-bundle of the workbench, e.g. `workbench.desktop.main.js`.
*
* * Happens in the renderer-process
* * Measured with the `willLoadWorkbenchMain` and `didLoadWorkbenchMain` performance marks.
* * This varies *a lot* when V8 cached data could be used or not
* * This should be looked at with and without V8 cached data usage and per electron/v8 version
* * This is affected by the size of our code bundle (which grows about 3-5% per release)
*/
readonly ellapsedRequire: number;
/**
* The time it took to read extensions' package.json-files *and* interpret them (invoking
* the contribution points).
*
* * Happens in the renderer-process
* * Measured with the `willLoadExtensions` and `didLoadExtensions` performance marks.
* * Reading of package.json-files is avoided by caching them all in a single file (after the read,
* until another extension is installed)
* * Happens in parallel to other things, depends on async timing
*
* todo@joh/ramya this measures an artifical dealy we have added, see https://github.com/Microsoft/vscode/blob/2f07ddae8bf56e969e3f4ba1447258ebc999672f/src/vs/workbench/services/extensions/electron-browser/extensionService.ts#L311-L326
*/
readonly ellapsedExtensions: number;
// the time from start till `didLoadExtensions`
// remove?
readonly ellapsedExtensionsReady: number;
/**
* The time it took to restore the viewlet.
*
* * Happens in the renderer-process
* * Measured with the `willRestoreViewlet` and `didRestoreViewlet` performance marks.
* * This should be looked at per viewlet-type/id.
* * Happens in parallel to other things, depends on async timing
*/
readonly ellapsedViewletRestore: number;
/**
* The time it took to restore the panel.
*
* * Happens in the renderer-process
* * Measured with the `willRestorePanel` and `didRestorePanel` performance marks.
* * This should be looked at per panel-type/id.
* * Happens in parallel to other things, depends on async timing
*/
readonly ellapsedPanelRestore: number;
/**
* The time it took to restore editors - that is text editor and complex editor likes the settings UI
* or webviews (markdown preview).
*
* * Happens in the renderer-process
* * Measured with the `willRestoreEditors` and `didRestoreEditors` performance marks.
* * This should be looked at per editor and per editor type.
* * Happens in parallel to other things, depends on async timing
*
* todo@joh/ramya We should probably measures each editor individually?
*/
readonly ellapsedEditorRestore: number;
/**
* The time it took to create the workbench.
*
* * Happens in the renderer-process
* * Measured with the `willStartWorkbench` and `didStartWorkbench` performance marks.
*
* todo@joh/ramya Not sure if this is useful because this includes too much
*/
readonly ellapsedWorkbench: number;
// the time it took to generate this object.
// remove?
readonly ellapsedTimersToTimersComputed: number;
};
readonly hasAccessibilitySupport: boolean;
readonly isVMLikelyhood?: number;
readonly platform?: string;
readonly release?: string;
readonly arch?: string;
readonly totalmem?: number;
readonly freemem?: number;
readonly meminfo?: IMemoryInfo;
readonly cpus?: { count: number; speed: number; model: string; };
readonly loadavg?: number[];
}
export interface ITimerService {
_serviceBrand: undefined;
readonly startupMetrics: Promise<IStartupMetrics>;
}
class TimerService implements ITimerService {
_serviceBrand: undefined;
private _startupMetrics?: Promise<IStartupMetrics>;
constructor(
@IElectronService private readonly _electronService: IElectronService,
@IWorkbenchEnvironmentService private readonly _environmentService: IWorkbenchEnvironmentService,
@ILifecycleService private readonly _lifecycleService: ILifecycleService,
@IWorkspaceContextService private readonly _contextService: IWorkspaceContextService,
@IExtensionService private readonly _extensionService: IExtensionService,
@IUpdateService private readonly _updateService: IUpdateService,
@IViewletService private readonly _viewletService: IViewletService,
@IPanelService private readonly _panelService: IPanelService,
@IEditorService private readonly _editorService: IEditorService,
@IAccessibilityService private readonly _accessibilityService: IAccessibilityService
) { }
get startupMetrics(): Promise<IStartupMetrics> {
if (!this._startupMetrics) {
this._startupMetrics = Promise
.resolve(this._extensionService.whenInstalledExtensionsRegistered())
.then(() => this._computeStartupMetrics());
}
return this._startupMetrics;
}
private async _computeStartupMetrics(): Promise<IStartupMetrics> {
const now = Date.now();
const initialStartup = !!this._environmentService.configuration.isInitialStartup;
const startMark = initialStartup ? 'main:started' : 'main:loadWindow';
let totalmem: number | undefined;
let freemem: number | undefined;
let cpus: { count: number; speed: number; model: string; } | undefined;
let platform: string | undefined;
let release: string | undefined;
let arch: string | undefined;
let loadavg: number[] | undefined;
let meminfo: IMemoryInfo | undefined;
let isVMLikelyhood: number | undefined;
try {
totalmem = os.totalmem();
freemem = os.freemem();
platform = os.platform();
release = os.release();
arch = os.arch();
loadavg = os.loadavg();
const processMemoryInfo = await process.getProcessMemoryInfo();
meminfo = {
workingSetSize: processMemoryInfo.residentSet,
privateBytes: processMemoryInfo.private,
sharedBytes: processMemoryInfo.shared
};
isVMLikelyhood = Math.round((virtualMachineHint.value() * 100));
const rawCpus = os.cpus();
if (rawCpus && rawCpus.length > 0) {
cpus = { count: rawCpus.length, speed: rawCpus[0].speed, model: rawCpus[0].model };
}
} catch (error) {
// ignore, be on the safe side with these hardware method calls
}
const activeViewlet = this._viewletService.getActiveViewlet();
const activePanel = this._panelService.getActivePanel();
return {
version: 2,
ellapsed: perf.getDuration(startMark, 'didStartWorkbench'),
// reflections
isLatestVersion: Boolean(await this._updateService.isLatestVersion()),
didUseCachedData: didUseCachedData(),
windowKind: this._lifecycleService.startupKind,
windowCount: await this._electronService.getWindowCount(),
viewletId: activeViewlet ? activeViewlet.getId() : undefined,
editorIds: this._editorService.visibleEditors.map(input => input.getTypeId()),
panelId: activePanel ? activePanel.getId() : undefined,
// timers
timers: {
ellapsedAppReady: initialStartup ? perf.getDuration('main:started', 'main:appReady') : undefined,
ellapsedNlsGeneration: initialStartup ? perf.getDuration('nlsGeneration:start', 'nlsGeneration:end') : undefined,
ellapsedWindowLoad: initialStartup ? perf.getDuration('main:appReady', 'main:loadWindow') : undefined,
ellapsedWindowLoadToRequire: perf.getDuration('main:loadWindow', 'willLoadWorkbenchMain'),
ellapsedRequire: perf.getDuration('willLoadWorkbenchMain', 'didLoadWorkbenchMain'),
ellapsedWorkspaceStorageInit: perf.getDuration('willInitWorkspaceStorage', 'didInitWorkspaceStorage'),
ellapsedWorkspaceServiceInit: perf.getDuration('willInitWorkspaceService', 'didInitWorkspaceService'),
ellapsedExtensions: perf.getDuration('willLoadExtensions', 'didLoadExtensions'),
ellapsedEditorRestore: perf.getDuration('willRestoreEditors', 'didRestoreEditors'),
ellapsedViewletRestore: perf.getDuration('willRestoreViewlet', 'didRestoreViewlet'),
ellapsedPanelRestore: perf.getDuration('willRestorePanel', 'didRestorePanel'),
ellapsedWorkbench: perf.getDuration('willStartWorkbench', 'didStartWorkbench'),
ellapsedExtensionsReady: perf.getDuration(startMark, 'didLoadExtensions'),
ellapsedTimersToTimersComputed: Date.now() - now,
},
// system info
platform,
release,
arch,
totalmem,
freemem,
meminfo,
cpus,
loadavg,
initialStartup,
isVMLikelyhood,
hasAccessibilitySupport: this._accessibilityService.getAccessibilitySupport() === AccessibilitySupport.Enabled,
emptyWorkbench: this._contextService.getWorkbenchState() === WorkbenchState.EMPTY
};
}
}
export const ITimerService = createDecorator<ITimerService>('timerService');
registerSingleton(ITimerService, TimerService, true);
//#region cached data logic
export function didUseCachedData(): boolean {
// We surely don't use cached data when we don't tell the loader to do so
if (!Boolean((<any>global).require.getConfig().nodeCachedData)) {
return false;
}
// There are loader events that signal if cached data was missing, rejected,
// or used. The former two mean no cached data.
let cachedDataFound = 0;
for (const event of require.getStats()) {
switch (event.type) {
case LoaderEventType.CachedDataRejected:
return false;
case LoaderEventType.CachedDataFound:
cachedDataFound += 1;
break;
}
}
return cachedDataFound > 0;
}
//#endregion