| // Copyright (C) 2018 The Android Open Source Project |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| import '../tracks/all_controller'; |
| |
| import * as uuidv4 from 'uuid/v4'; |
| |
| import {assertExists, assertTrue} from '../base/logging'; |
| import { |
| Actions, |
| AddTrackArgs, |
| DeferredAction, |
| } from '../common/actions'; |
| import {Engine} from '../common/engine'; |
| import {HttpRpcEngine} from '../common/http_rpc_engine'; |
| import {NUM, NUM_NULL, rawQueryToRows, STR_NULL} from '../common/protos'; |
| import { |
| EngineMode, |
| SCROLLING_TRACK_GROUP, |
| } from '../common/state'; |
| import {toNs, toNsCeil, toNsFloor} from '../common/time'; |
| import {TimeSpan} from '../common/time'; |
| import { |
| createWasmEngine, |
| destroyWasmEngine, |
| WasmEngineProxy |
| } from '../common/wasm_engine_proxy'; |
| import {QuantizedLoad, ThreadDesc} from '../frontend/globals'; |
| import {ANDROID_LOGS_TRACK_KIND} from '../tracks/android_log/common'; |
| import {SLICE_TRACK_KIND} from '../tracks/chrome_slices/common'; |
| import {CPU_FREQ_TRACK_KIND} from '../tracks/cpu_freq/common'; |
| import {CPU_SLICE_TRACK_KIND} from '../tracks/cpu_slices/common'; |
| import {GPU_FREQ_TRACK_KIND} from '../tracks/gpu_freq/common'; |
| import {HEAP_PROFILE_TRACK_KIND} from '../tracks/heap_profile/common'; |
| import { |
| PROCESS_SCHEDULING_TRACK_KIND |
| } from '../tracks/process_scheduling/common'; |
| import {PROCESS_SUMMARY_TRACK} from '../tracks/process_summary/common'; |
| import {THREAD_STATE_TRACK_KIND} from '../tracks/thread_state/common'; |
| |
| import {AggregationController} from './aggregation_controller'; |
| import {Child, Children, Controller} from './controller'; |
| import {globals} from './globals'; |
| import { |
| HeapProfileController, |
| HeapProfileControllerArgs |
| } from './heap_profile_controller'; |
| import {LoadingManager} from './loading_manager'; |
| import {LogsController} from './logs_controller'; |
| import {QueryController, QueryControllerArgs} from './query_controller'; |
| import {SearchController} from './search_controller'; |
| import { |
| SelectionController, |
| SelectionControllerArgs |
| } from './selection_controller'; |
| import { |
| TraceBufferStream, |
| TraceFileStream, |
| TraceHttpStream, |
| TraceStream |
| } from './trace_stream'; |
| import {TrackControllerArgs, trackControllerRegistry} from './track_controller'; |
| |
| type States = 'init'|'loading_trace'|'ready'; |
| |
| interface ThreadSliceTrack { |
| maxDepth: number; |
| trackId: number; |
| } |
| |
| // TraceController handles handshakes with the frontend for everything that |
| // concerns a single trace. It owns the WASM trace processor engine, handles |
| // tracks data and SQL queries. There is one TraceController instance for each |
| // trace opened in the UI (for now only one trace is supported). |
| export class TraceController extends Controller<States> { |
| private readonly engineId: string; |
| private engine?: Engine; |
| |
| constructor(engineId: string) { |
| super('init'); |
| this.engineId = engineId; |
| } |
| |
| onDestroy() { |
| if (this.engine instanceof WasmEngineProxy) { |
| destroyWasmEngine(this.engine.id); |
| } |
| } |
| |
| run() { |
| const engineCfg = assertExists(globals.state.engines[this.engineId]); |
| switch (this.state) { |
| case 'init': |
| this.loadTrace() |
| .then(mode => { |
| globals.dispatch(Actions.setEngineReady({ |
| engineId: this.engineId, |
| ready: true, |
| mode, |
| })); |
| }) |
| .catch(err => { |
| this.updateStatus(`${err}`); |
| throw err; |
| }); |
| this.updateStatus('Opening trace'); |
| this.setState('loading_trace'); |
| break; |
| |
| case 'loading_trace': |
| // Stay in this state until loadTrace() returns and marks the engine as |
| // ready. |
| if (this.engine === undefined || !engineCfg.ready) return; |
| this.setState('ready'); |
| break; |
| |
| case 'ready': |
| // At this point we are ready to serve queries and handle tracks. |
| const engine = assertExists(this.engine); |
| assertTrue(engineCfg.ready); |
| const childControllers: Children = []; |
| |
| // Create a TrackController for each track. |
| for (const trackId of Object.keys(globals.state.tracks)) { |
| const trackCfg = globals.state.tracks[trackId]; |
| if (trackCfg.engineId !== this.engineId) continue; |
| if (!trackControllerRegistry.has(trackCfg.kind)) continue; |
| const trackCtlFactory = trackControllerRegistry.get(trackCfg.kind); |
| const trackArgs: TrackControllerArgs = {trackId, engine}; |
| childControllers.push(Child(trackId, trackCtlFactory, trackArgs)); |
| } |
| |
| // Create a QueryController for each query. |
| for (const queryId of Object.keys(globals.state.queries)) { |
| const queryArgs: QueryControllerArgs = {queryId, engine}; |
| childControllers.push(Child(queryId, QueryController, queryArgs)); |
| } |
| |
| const selectionArgs: SelectionControllerArgs = {engine}; |
| childControllers.push( |
| Child('selection', SelectionController, selectionArgs)); |
| |
| const heapProfileArgs: HeapProfileControllerArgs = {engine}; |
| childControllers.push( |
| Child('heapProfile', HeapProfileController, heapProfileArgs)); |
| childControllers.push( |
| Child('aggregation', AggregationController, {engine})); |
| childControllers.push(Child('search', SearchController, { |
| engine, |
| app: globals, |
| })); |
| |
| childControllers.push(Child('logs', LogsController, { |
| engine, |
| app: globals, |
| })); |
| |
| return childControllers; |
| |
| default: |
| throw new Error(`unknown state ${this.state}`); |
| } |
| return; |
| } |
| |
| private async loadTrace(): Promise<EngineMode> { |
| this.updateStatus('Creating trace processor'); |
| // Check if there is any instance of the trace_processor_shell running in |
| // HTTP RPC mode (i.e. trace_processor_shell -D). |
| let engineMode: EngineMode; |
| let useRpc = false; |
| if (globals.state.newEngineMode === 'USE_HTTP_RPC_IF_AVAILABLE') { |
| useRpc = (await HttpRpcEngine.checkConnection()).connected; |
| } |
| if (useRpc) { |
| console.log('Opening trace using native accelerator over HTTP+RPC'); |
| engineMode = 'HTTP_RPC'; |
| const engine = |
| new HttpRpcEngine(this.engineId, LoadingManager.getInstance); |
| engine.errorHandler = (err) => { |
| globals.dispatch( |
| Actions.setEngineFailed({mode: 'HTTP_RPC', failure: `${err}`})); |
| throw err; |
| }; |
| this.engine = engine; |
| } else { |
| console.log('Opening trace using built-in WASM engine'); |
| engineMode = 'WASM'; |
| this.engine = new WasmEngineProxy( |
| this.engineId, |
| createWasmEngine(this.engineId), |
| LoadingManager.getInstance); |
| } |
| |
| globals.dispatch(Actions.setEngineReady({ |
| engineId: this.engineId, |
| ready: false, |
| mode: engineMode, |
| })); |
| const engineCfg = assertExists(globals.state.engines[this.engineId]); |
| let traceStream: TraceStream|undefined; |
| if (engineCfg.source.type === 'FILE') { |
| traceStream = new TraceFileStream(engineCfg.source.file); |
| } else if (engineCfg.source.type === 'ARRAY_BUFFER') { |
| traceStream = new TraceBufferStream(engineCfg.source.buffer); |
| } else if (engineCfg.source.type === 'URL') { |
| traceStream = new TraceHttpStream(engineCfg.source.url); |
| } else if (engineCfg.source.type === 'HTTP_RPC') { |
| traceStream = undefined; |
| } else { |
| throw new Error(`Unknown source: ${JSON.stringify(engineCfg.source)}`); |
| } |
| |
| // |traceStream| can be undefined in the case when we are using the external |
| // HTTP+RPC endpoint and the trace processor instance has already loaded |
| // a trace (because it was passed as a cmdline argument to |
| // trace_processor_shell). In this case we don't want the UI to load any |
| // file/stream and we just want to jump to the loading phase. |
| if (traceStream !== undefined) { |
| const tStart = performance.now(); |
| for (;;) { |
| const res = await traceStream.readChunk(); |
| await this.engine.parse(res.data); |
| const elapsed = (performance.now() - tStart) / 1000; |
| let status = 'Loading trace '; |
| if (res.bytesTotal > 0) { |
| const progress = Math.round(res.bytesRead / res.bytesTotal * 100); |
| status += `${progress}%`; |
| } else { |
| status += `${Math.round(res.bytesRead / 1e6)} MB`; |
| } |
| status += ` - ${Math.ceil(res.bytesRead / elapsed / 1e6)} MB/s`; |
| this.updateStatus(status); |
| if (res.eof) break; |
| } |
| await this.engine.notifyEof(); |
| } else { |
| assertTrue(this.engine instanceof HttpRpcEngine); |
| await this.engine.restoreInitialTables(); |
| } |
| |
| const traceTime = await this.engine.getTraceTimeBounds(); |
| const traceTimeState = { |
| startSec: traceTime.start, |
| endSec: traceTime.end, |
| }; |
| const actions: DeferredAction[] = [ |
| Actions.setTraceTime(traceTimeState), |
| Actions.navigate({route: '/viewer'}), |
| ]; |
| |
| // We don't know the resolution at this point. However this will be |
| // replaced in 50ms so a guess is fine. |
| const resolution = (traceTime.end - traceTime.start) / 1000; |
| actions.push(Actions.setVisibleTraceTime( |
| {...traceTimeState, lastUpdate: Date.now() / 1000, resolution})); |
| |
| globals.dispatchMultiple(actions); |
| |
| { |
| // When we reload from a permalink don't create extra tracks: |
| const {pinnedTracks, tracks} = globals.state; |
| if (!pinnedTracks.length && !Object.keys(tracks).length) { |
| await this.listTracks(); |
| } |
| } |
| |
| await this.listThreads(); |
| await this.loadTimelineOverview(traceTime); |
| await this.initaliseHelperViews(); |
| return engineMode; |
| } |
| |
| private async listTracks() { |
| this.updateStatus('Loading tracks'); |
| |
| const engine = assertExists<Engine>(this.engine); |
| const numGpus = await engine.getNumberOfGpus(); |
| const tracksToAdd: AddTrackArgs[] = []; |
| |
| // TODO(hjd): Renable Vsync tracks when fixed. |
| //// TODO(hjd): Move this code out of TraceController. |
| // for (const counterName of ['VSYNC-sf', 'VSYNC-app']) { |
| // const hasVsync = |
| // !!(await engine.query( |
| // `select ts from counters where name like "${ |
| // counterName |
| // }" limit 1`)) |
| // .numRecords; |
| // if (!hasVsync) continue; |
| // addToTrackActions.push(Actions.addTrack({ |
| // engineId: this.engineId, |
| // kind: 'VsyncTrack', |
| // name: `${counterName}`, |
| // config: { |
| // counterName, |
| // } |
| // })); |
| //} |
| const maxCpuFreq = await engine.query(` |
| select max(value) |
| from counter c |
| inner join cpu_counter_track t on c.track_id = t.id |
| where name = 'cpufreq'; |
| `); |
| |
| const cpus = await engine.getCpus(); |
| |
| for (const cpu of cpus) { |
| tracksToAdd.push({ |
| engineId: this.engineId, |
| kind: CPU_SLICE_TRACK_KIND, |
| name: `Cpu ${cpu}`, |
| trackGroup: SCROLLING_TRACK_GROUP, |
| config: { |
| cpu, |
| } |
| }); |
| } |
| |
| for (const cpu of cpus) { |
| // Only add a cpu freq track if we have |
| // cpu freq data. |
| // TODO(taylori): Find a way to display cpu idle |
| // events even if there are no cpu freq events. |
| const cpuFreqIdle = await engine.query(` |
| select |
| id as cpu_freq_id, |
| ( |
| select id |
| from cpu_counter_track |
| where name = 'cpuidle' |
| and cpu = ${cpu} |
| limit 1 |
| ) as cpu_idle_id |
| from cpu_counter_track |
| where name = 'cpufreq' and cpu = ${cpu} |
| limit 1; |
| `); |
| if (cpuFreqIdle.numRecords > 0) { |
| const freqTrackId = +cpuFreqIdle.columns[0].longValues![0]; |
| |
| const idleTrackExists: boolean = !cpuFreqIdle.columns[1].isNulls![0]; |
| const idleTrackId = idleTrackExists ? |
| +cpuFreqIdle.columns[1].longValues![0] : |
| undefined; |
| |
| tracksToAdd.push({ |
| engineId: this.engineId, |
| kind: CPU_FREQ_TRACK_KIND, |
| name: `Cpu ${cpu} Frequency`, |
| trackGroup: SCROLLING_TRACK_GROUP, |
| config: { |
| cpu, |
| maximumValue: +maxCpuFreq.columns[0].doubleValues![0], |
| freqTrackId, |
| idleTrackId, |
| } |
| }); |
| } |
| } |
| |
| |
| const upidToProcessTracks = new Map(); |
| const rawProcessTracks = await engine.query(` |
| select id, upid, process_track.name, max(depth) as maxDepth |
| from process_track |
| inner join slice on slice.track_id = process_track.id |
| group by track_id |
| `); |
| for (let i = 0; i < rawProcessTracks.numRecords; i++) { |
| const trackId = rawProcessTracks.columns[0].longValues![i]; |
| const upid = rawProcessTracks.columns[1].longValues![i]; |
| const name = rawProcessTracks.columns[2].stringValues![i]; |
| const maxDepth = rawProcessTracks.columns[3].longValues![i]; |
| const track = { |
| engineId: this.engineId, |
| kind: 'AsyncSliceTrack', |
| name, |
| config: { |
| trackId, |
| maxDepth, |
| }, |
| }; |
| |
| const tracks = upidToProcessTracks.get(upid); |
| if (tracks) { |
| tracks.push(track); |
| } else { |
| upidToProcessTracks.set(upid, [track]); |
| } |
| } |
| |
| const heapProfiles = await engine.query(` |
| select distinct(upid) from heap_profile_allocation`); |
| |
| const heapUpids: Set<number> = new Set(); |
| for (let i = 0; i < heapProfiles.numRecords; i++) { |
| const upid = heapProfiles.columns[0].longValues![i]; |
| heapUpids.add(+upid); |
| } |
| |
| const maxGpuFreq = await engine.query(` |
| select max(value) |
| from counter c |
| inner join gpu_counter_track t on c.track_id = t.id |
| where name = 'gpufreq'; |
| `); |
| |
| for (let gpu = 0; gpu < numGpus; gpu++) { |
| // Only add a gpu freq track if we have |
| // gpu freq data. |
| const freqExists = await engine.query(` |
| select id |
| from gpu_counter_track |
| where name = 'gpufreq' and gpu_id = ${gpu} |
| limit 1; |
| `); |
| if (freqExists.numRecords > 0) { |
| tracksToAdd.push({ |
| engineId: this.engineId, |
| kind: GPU_FREQ_TRACK_KIND, |
| name: `Gpu ${gpu} Frequency`, |
| trackGroup: SCROLLING_TRACK_GROUP, |
| config: { |
| gpu, |
| trackId: +freqExists.columns[0].longValues![0], |
| maximumValue: +maxGpuFreq.columns[0].doubleValues![0], |
| } |
| }); |
| } |
| } |
| |
| // Add global or GPU counter tracks that are not bound to any pid/tid. |
| const globalCounters = await engine.query(` |
| select name, id |
| from counter_track |
| where type = 'counter_track' |
| union |
| select name, id |
| from gpu_counter_track |
| where name != 'gpufreq' |
| `); |
| for (let i = 0; i < globalCounters.numRecords; i++) { |
| const name = globalCounters.columns[0].stringValues![i]; |
| const trackId = +globalCounters.columns[1].longValues![i]; |
| tracksToAdd.push({ |
| engineId: this.engineId, |
| kind: 'CounterTrack', |
| name, |
| trackGroup: SCROLLING_TRACK_GROUP, |
| config: { |
| name, |
| trackId, |
| } |
| }); |
| } |
| |
| // Add global slice tracks. |
| const globalSliceTracks = await engine.query(` |
| select |
| track.name as track_name, |
| track.id as track_id, |
| max(depth) as max_depth |
| from track join slice on track.id = slice.track_id |
| where track.type = 'track' |
| `); |
| |
| for (let i = 0; i < globalSliceTracks.numRecords; i++) { |
| const name = globalSliceTracks.columns[0].stringValues![i]; |
| const trackId = +globalSliceTracks.columns[1].longValues![i]; |
| const maxDepth = +globalSliceTracks.columns[2].longValues![i]; |
| |
| tracksToAdd.push({ |
| engineId: this.engineId, |
| kind: SLICE_TRACK_KIND, |
| name: `${name}`, |
| trackGroup: SCROLLING_TRACK_GROUP, |
| config: {maxDepth, trackId}, |
| }); |
| } |
| |
| interface CounterTrack { |
| name: string; |
| trackId: number; |
| } |
| |
| const counterUtids = new Map<number, CounterTrack[]>(); |
| const threadCounters = await engine.query(` |
| select name, utid, id |
| from thread_counter_track |
| `); |
| for (let i = 0; i < threadCounters.numRecords; i++) { |
| const name = threadCounters.columns[0].stringValues![i]; |
| const utid = +threadCounters.columns[1].longValues![i]; |
| const trackId = +threadCounters.columns[2].longValues![i]; |
| |
| const el = counterUtids.get(utid); |
| if (el === undefined) { |
| counterUtids.set(utid, [{name, trackId}]); |
| } else { |
| el.push({name, trackId}); |
| } |
| } |
| |
| const counterUpids = new Map<number, CounterTrack[]>(); |
| const processCounters = await engine.query(` |
| select name, upid, id |
| from process_counter_track |
| `); |
| for (let i = 0; i < processCounters.numRecords; i++) { |
| const name = processCounters.columns[0].stringValues![i]; |
| const upid = +processCounters.columns[1].longValues![i]; |
| const trackId = +processCounters.columns[2].longValues![i]; |
| |
| const el = counterUpids.get(upid); |
| if (el === undefined) { |
| counterUpids.set(upid, [{name, trackId}]); |
| } else { |
| el.push({name, trackId}); |
| } |
| } |
| |
| // Local experiments shows getting maxDepth separately is ~2x faster than |
| // joining with threads and processes. |
| const maxDepthQuery = await engine.query(` |
| select thread_track.utid, thread_track.id, max(depth) as maxDepth |
| from slice |
| inner join thread_track on slice.track_id = thread_track.id |
| group by thread_track.id |
| `); |
| |
| const utidToThreadTrack = new Map<number, ThreadSliceTrack>(); |
| for (let i = 0; i < maxDepthQuery.numRecords; i++) { |
| const utid = maxDepthQuery.columns[0].longValues![i] as number; |
| const trackId = maxDepthQuery.columns[1].longValues![i] as number; |
| const maxDepth = maxDepthQuery.columns[2].longValues![i] as number; |
| utidToThreadTrack.set(utid, {maxDepth, trackId}); |
| } |
| |
| // Return all threads |
| // sorted by: |
| // total cpu time *for the whole parent process* |
| // upid |
| // utid |
| const threadQuery = await engine.query(` |
| select |
| utid, |
| tid, |
| upid, |
| pid, |
| thread.name as threadName, |
| process.name as processName, |
| total_dur as totalDur, |
| ifnull(has_sched, false) as hasSched |
| from |
| thread |
| left join (select utid, count(1), true as has_sched |
| from sched group by utid |
| ) using(utid) |
| left join process using(upid) |
| left join (select upid, sum(dur) as total_dur |
| from sched join thread using(utid) |
| group by upid |
| ) using(upid) |
| where utid != 0 |
| group by utid, upid |
| order by total_dur desc, upid, utid`); |
| |
| const upidToUuid = new Map<number, string>(); |
| const utidToUuid = new Map<number, string>(); |
| const addTrackGroupActions: DeferredAction[] = []; |
| |
| for (const row of rawQueryToRows(threadQuery, { |
| utid: NUM, |
| upid: NUM_NULL, |
| tid: NUM_NULL, |
| pid: NUM_NULL, |
| threadName: STR_NULL, |
| processName: STR_NULL, |
| totalDur: NUM_NULL, |
| hasSched: NUM, |
| })) { |
| const utid = row.utid; |
| const tid = row.tid; |
| const upid = row.upid; |
| const pid = row.pid; |
| const threadName = row.threadName; |
| const processName = row.processName; |
| const hasSchedEvents = !!row.totalDur; |
| const threadHasSched = !!row.hasSched; |
| |
| const threadTrack = |
| utid === null ? undefined : utidToThreadTrack.get(utid); |
| if (threadTrack === undefined && |
| (upid === null || counterUpids.get(upid) === undefined) && |
| counterUtids.get(utid) === undefined && !threadHasSched && |
| (upid === null || upid !== null && !heapUpids.has(upid))) { |
| continue; |
| } |
| |
| // Group by upid if present else by utid. |
| let pUuid = upid === null ? utidToUuid.get(utid) : upidToUuid.get(upid); |
| // These should only happen once for each track group. |
| if (pUuid === undefined) { |
| pUuid = uuidv4(); |
| const summaryTrackId = uuidv4(); |
| if (upid === null) { |
| utidToUuid.set(utid, pUuid); |
| } else { |
| upidToUuid.set(upid, pUuid); |
| } |
| |
| const pidForColor = pid || tid || upid || utid || 0; |
| const kind = hasSchedEvents ? PROCESS_SCHEDULING_TRACK_KIND : |
| PROCESS_SUMMARY_TRACK; |
| |
| tracksToAdd.push({ |
| id: summaryTrackId, |
| engineId: this.engineId, |
| kind, |
| name: `${upid === null ? tid : pid} summary`, |
| config: {pidForColor, upid, utid}, |
| }); |
| |
| const name = upid === null ? |
| `${threadName} ${tid}` : |
| `${ |
| processName === null && heapUpids.has(upid) ? |
| 'Heap Profile for' : |
| processName} ${pid}`; |
| addTrackGroupActions.push(Actions.addTrackGroup({ |
| engineId: this.engineId, |
| summaryTrackId, |
| name, |
| id: pUuid, |
| collapsed: !(upid !== null && heapUpids.has(upid)), |
| })); |
| |
| if (upid !== null) { |
| const counterNames = counterUpids.get(upid); |
| if (counterNames !== undefined) { |
| counterNames.forEach(element => { |
| tracksToAdd.push({ |
| engineId: this.engineId, |
| kind: 'CounterTrack', |
| name: element.name, |
| trackGroup: pUuid, |
| config: {name: element.name, trackId: element.trackId} |
| }); |
| }); |
| } |
| |
| if (heapUpids.has(upid)) { |
| tracksToAdd.push({ |
| engineId: this.engineId, |
| kind: HEAP_PROFILE_TRACK_KIND, |
| name: `Heap Profile`, |
| trackGroup: pUuid, |
| config: {upid} |
| }); |
| } |
| |
| if (upidToProcessTracks.has(upid)) { |
| for (const track of upidToProcessTracks.get(upid)) { |
| tracksToAdd.push(Object.assign(track, {trackGroup: pUuid})); |
| } |
| } |
| } |
| } |
| const counterThreadNames = counterUtids.get(utid); |
| if (counterThreadNames !== undefined) { |
| counterThreadNames.forEach(element => { |
| tracksToAdd.push({ |
| engineId: this.engineId, |
| kind: 'CounterTrack', |
| name: element.name, |
| trackGroup: pUuid, |
| config: { |
| name: element.name, |
| trackId: element.trackId, |
| } |
| }); |
| }); |
| } |
| if (threadHasSched) { |
| tracksToAdd.push({ |
| engineId: this.engineId, |
| kind: THREAD_STATE_TRACK_KIND, |
| name: `${threadName} [${tid}]`, |
| trackGroup: pUuid, |
| config: {utid} |
| }); |
| } |
| |
| if (threadTrack !== undefined) { |
| tracksToAdd.push({ |
| engineId: this.engineId, |
| kind: SLICE_TRACK_KIND, |
| name: `${threadName} [${tid}]`, |
| trackGroup: pUuid, |
| config: { |
| maxDepth: threadTrack.maxDepth, |
| trackId: threadTrack.trackId |
| }, |
| }); |
| } |
| } |
| |
| const logCount = await engine.query(`select count(1) from android_logs`); |
| if (logCount.columns[0].longValues![0] > 0) { |
| tracksToAdd.push({ |
| engineId: this.engineId, |
| kind: ANDROID_LOGS_TRACK_KIND, |
| name: 'Android logs', |
| trackGroup: SCROLLING_TRACK_GROUP, |
| config: {} |
| }); |
| } |
| |
| addTrackGroupActions.push(Actions.addTracks({tracks: tracksToAdd})); |
| globals.dispatchMultiple(addTrackGroupActions); |
| } |
| |
| private async listThreads() { |
| this.updateStatus('Reading thread list'); |
| const sqlQuery = `select utid, tid, pid, thread.name, |
| ifnull( |
| case when length(process.name) > 0 then process.name else null end, |
| thread.name) |
| from (select * from thread order by upid) as thread |
| left join (select * from process order by upid) as process |
| using(upid)`; |
| const threadRows = await assertExists(this.engine).query(sqlQuery); |
| const threads: ThreadDesc[] = []; |
| for (let i = 0; i < threadRows.numRecords; i++) { |
| const utid = threadRows.columns[0].longValues![i] as number; |
| const tid = threadRows.columns[1].longValues![i] as number; |
| const pid = threadRows.columns[2].longValues![i] as number; |
| const threadName = threadRows.columns[3].stringValues![i]; |
| const procName = threadRows.columns[4].stringValues![i]; |
| threads.push({utid, tid, threadName, pid, procName}); |
| } // for (record ...) |
| globals.publish('Threads', threads); |
| } |
| |
| private async loadTimelineOverview(traceTime: TimeSpan) { |
| const engine = assertExists<Engine>(this.engine); |
| const numSteps = 100; |
| const stepSec = traceTime.duration / numSteps; |
| let hasSchedOverview = false; |
| for (let step = 0; step < numSteps; step++) { |
| this.updateStatus( |
| 'Loading overview ' + |
| `${Math.round((step + 1) / numSteps * 1000) / 10}%`); |
| const startSec = traceTime.start + step * stepSec; |
| const startNs = toNsFloor(startSec); |
| const endSec = startSec + stepSec; |
| const endNs = toNsCeil(endSec); |
| |
| // Sched overview. |
| const schedRows = await engine.query( |
| `select sum(dur)/${stepSec}/1e9, cpu from sched ` + |
| `where ts >= ${startNs} and ts < ${endNs} and utid != 0 ` + |
| 'group by cpu order by cpu'); |
| const schedData: {[key: string]: QuantizedLoad} = {}; |
| for (let i = 0; i < schedRows.numRecords; i++) { |
| const load = schedRows.columns[0].doubleValues![i]; |
| const cpu = schedRows.columns[1].longValues![i] as number; |
| schedData[cpu] = {startSec, endSec, load}; |
| hasSchedOverview = true; |
| } // for (record ...) |
| globals.publish('OverviewData', schedData); |
| } // for (step ...) |
| |
| if (hasSchedOverview) { |
| return; |
| } |
| |
| // Slices overview. |
| const traceStartNs = toNs(traceTime.start); |
| const stepSecNs = toNs(stepSec); |
| const sliceSummaryQuery = await engine.query(`select |
| bucket, |
| upid, |
| sum(utid_sum) / cast(${stepSecNs} as float) as upid_sum |
| from thread |
| inner join ( |
| select |
| cast((ts - ${traceStartNs})/${stepSecNs} as int) as bucket |
| sum(dur) as utid_sum, |
| utid |
| from slice |
| inner join thread_track on slice.track_id = thread_track.id |
| group by bucket, utid |
| ) using(utid) |
| group by bucket, upid`); |
| |
| const slicesData: {[key: string]: QuantizedLoad[]} = {}; |
| for (let i = 0; i < sliceSummaryQuery.numRecords; i++) { |
| const bucket = sliceSummaryQuery.columns[0].longValues![i] as number; |
| const upid = sliceSummaryQuery.columns[1].longValues![i] as number; |
| const load = sliceSummaryQuery.columns[2].doubleValues![i]; |
| |
| const startSec = traceTime.start + stepSec * bucket; |
| const endSec = startSec + stepSec; |
| |
| const upidStr = upid.toString(); |
| let loadArray = slicesData[upidStr]; |
| if (loadArray === undefined) { |
| loadArray = slicesData[upidStr] = []; |
| } |
| loadArray.push({startSec, endSec, load}); |
| } |
| globals.publish('OverviewData', slicesData); |
| } |
| |
| async initaliseHelperViews() { |
| const engine = assertExists<Engine>(this.engine); |
| this.updateStatus('Creating helper views'); |
| let event = 'sched_waking'; |
| const waking = await engine.query( |
| `select * from instants where name = 'sched_waking' limit 1`); |
| if (waking.numRecords === 0) { |
| // Only use sched_wakeup if sched_waking is not in the trace. |
| event = 'sched_wakeup'; |
| } |
| await engine.query(`create view runnable AS |
| select |
| ts, |
| lead(ts, 1, (select end_ts from trace_bounds)) |
| OVER(partition by ref order by ts) - ts as dur, |
| ref as utid |
| from instants |
| where name = '${event}'`); |
| |
| // Get the first ts for each utid - whether a sched wakeup/waking |
| // or sched event. |
| await engine.query(`create view first_thread as |
| select min(ts) as ts, utid from |
| (select min(ts) as ts, utid from runnable group by utid |
| UNION |
| select min(ts) as ts,utid from sched group by utid) |
| group by utid`); |
| |
| // Create an entry from first ts to either the first sched_wakeup/waking |
| // or to the end if there are no sched wakeup/ings. This means we will |
| // show all information we have even with no sched_wakeup/waking events. |
| await engine.query(`create view fill as |
| select first_thread.ts as ts, |
| coalesce(min(runnable.ts), (select end_ts from trace_bounds)) - |
| first_thread.ts as dur, |
| first_thread.utid as utid |
| from first_thread |
| LEFT JOIN runnable using(utid) group by utid`); |
| |
| await engine.query(`create view full_runnable as |
| select * from runnable UNION |
| select * from fill`); |
| |
| await engine.query(`create virtual table thread_span |
| using span_left_join( |
| full_runnable partitioned utid, |
| sched partitioned utid)`); |
| |
| // For performance reasons we need to create a table here. |
| // Once b/145350531 is fixed this should be able to revert to a |
| // view and we can recover the extra memory use. |
| await engine.query(`create table thread_state as |
| select ts, dur, utid, cpu, |
| case when end_state is not null then 'Running' |
| when lag(end_state) over ordered is not null |
| then lag(end_state) over ordered else 'Runnable' |
| end as state |
| from thread_span window ordered as |
| (partition by utid order by ts)`); |
| |
| await engine.query(`create index utid_index on thread_state(utid)`); |
| } |
| |
| private updateStatus(msg: string): void { |
| globals.dispatch(Actions.updateStatus({ |
| msg, |
| timestamp: Date.now() / 1000, |
| })); |
| } |
| } |
