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Support measuring terminal proc latency

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This commit is contained in:
Daniel Imms
2019-03-19 16:30:18 -07:00
parent 1f4d903569
commit 904db5d8f7
7 changed files with 64 additions and 0 deletions
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14
src/vs/workbench/api/browser/mainThreadTerminalService.ts
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@@ -8,6 +8,7 @@ import { ITerminalService, ITerminalInstance, IShellLaunchConfig, ITerminalProce
import { ExtHostContext, ExtHostTerminalServiceShape, MainThreadTerminalServiceShape, MainContext, IExtHostContext, ShellLaunchConfigDto } from 'vs/workbench/api/common/extHost.protocol';
import { extHostNamedCustomer } from 'vs/workbench/api/common/extHostCustomers';
import { UriComponents, URI } from 'vs/base/common/uri';
import { StopWatch } from 'vs/base/common/stopwatch';
@extHostNamedCustomer(MainContext.MainThreadTerminalService)
export class MainThreadTerminalService implements MainThreadTerminalServiceShape {
@@ -227,6 +228,7 @@ export class MainThreadTerminalService implements MainThreadTerminalServiceShape
request.proxy.onShutdown(immediate => this._proxy.$acceptProcessShutdown(request.proxy.terminalId, immediate));
request.proxy.onRequestCwd(() => this._proxy.$acceptProcessRequestCwd(request.proxy.terminalId));
request.proxy.onRequestInitialCwd(() => this._proxy.$acceptProcessRequestInitialCwd(request.proxy.terminalId));
request.proxy.onRequestLatency(() => this._onRequestLatency(request.proxy.terminalId));
}
public $sendProcessTitle(terminalId: number, title: string): void {
@@ -253,4 +255,16 @@ export class MainThreadTerminalService implements MainThreadTerminalServiceShape
public $sendProcessCwd(terminalId: number, cwd: string): void {
this._terminalProcesses[terminalId].emitCwd(cwd);
}
private async _onRequestLatency(terminalId: number): Promise<void> {
const COUNT = 2;
let sum = 0;
for (let i = 0; i < COUNT; i++) {
const sw = StopWatch.create(true);
await this._proxy.$acceptProcessRequestLatency(terminalId);
sw.stop();
sum += sw.elapsed();
}
this._terminalProcesses[terminalId].emitLatency(sum / COUNT);
}
}

1
src/vs/workbench/api/common/extHost.protocol.ts
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@@ -1041,6 +1041,7 @@ export interface ExtHostTerminalServiceShape {
$acceptProcessShutdown(id: number, immediate: boolean): void;
$acceptProcessRequestInitialCwd(id: number): void;
$acceptProcessRequestCwd(id: number): void;
$acceptProcessRequestLatency(id: number): number;
}
export interface ExtHostSCMShape {

4
src/vs/workbench/api/node/extHostTerminalService.ts
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@@ -529,6 +529,10 @@ export class ExtHostTerminalService implements ExtHostTerminalServiceShape {
this._terminalProcesses[id].getCwd().then(cwd => this._proxy.$sendProcessCwd(id, cwd));
}
public $acceptProcessRequestLatency(id: number): number {
return id;
}
private _onProcessExit(id: number, exitCode: number): void {
// Remove listeners
this._terminalProcesses[id].dispose();