doc: use `os.availableParallelism()` in async_context and cluster · nodejs/node@61dbca2 · GitHub

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deokjinkim

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juanarbol

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doc: use os.availableParallelism() in async_context and cluster

Refs: #45895 PR-URL: #45979 Reviewed-By: Colin Ihrig <cjihrig@gmail.com> Reviewed-By: Moshe Atlow <moshe@atlow.co.il> Reviewed-By: Mohammed Keyvanzadeh <mohammadkeyvanzade94@gmail.com> Reviewed-By: Luigi Pinca <luigipinca@gmail.com>

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+11-11Lines changed: 11 additions & 11 deletions

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  • async_context.md
  • cluster.md

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‎doc/api/async_context.md‎

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+2-2Lines changed: 2 additions & 2 deletions

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Original file line number	Diff line number	Diff line change
@@ -758,7 +758,7 @@ This pool could be used as follows:
758	758	import WorkerPool from './worker_pool.js';
759	759	import os from 'node:os';
760	760
761		- const pool = new WorkerPool(os.cpus().length);
	761	+ const pool = new WorkerPool(os.availableParallelism());
762	762
763	763	let finished = 0;
764	764	for (let i = 0; i < 10; i++) {
@@ -774,7 +774,7 @@ for (let i = 0; i < 10; i++) {
774	774	const WorkerPool = require('./worker_pool.js');
775	775	const os = require('node:os');
776	776
777		- const pool = new WorkerPool(os.cpus().length);
	777	+ const pool = new WorkerPool(os.availableParallelism());
778	778
779	779	let finished = 0;
780	780	for (let i = 0; i < 10; i++) {

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‎doc/api/cluster.md‎

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+9-9Lines changed: 9 additions & 9 deletions

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Original file line number	Diff line number	Diff line change
@@ -17,10 +17,10 @@ server ports.
17	17	```mjs
18	18	import cluster from 'node:cluster';
19	19	import http from 'node:http';
20		- import { cpus } from 'node:os';
	20	+ import { availableParallelism } from 'node:os';
21	21	import process from 'node:process';
22	22
23		- const numCPUs = cpus().length;
	23	+ const numCPUs = availableParallelism();
24	24
25	25	if (cluster.isPrimary) {
26	26	console.log(`Primary ${process.pid} is running`);
@@ -48,7 +48,7 @@ if (cluster.isPrimary) {
48	48	```cjs
49	49	const cluster = require('node:cluster');
50	50	const http = require('node:http');
51		- const numCPUs = require('node:os').cpus().length;
	51	+ const numCPUs = require('node:os').availableParallelism();
52	52	const process = require('node:process');
53	53
54	54	if (cluster.isPrimary) {
@@ -273,7 +273,7 @@ process of the number of HTTP requests received by the workers:
273	273	```mjs
274	274	import cluster from 'node:cluster';
275	275	import http from 'node:http';
276		- import { cpus } from 'node:os';
	276	+ import { availableParallelism } from 'node:os';
277	277	import process from 'node:process';
278	278
279	279	if (cluster.isPrimary) {
@@ -292,7 +292,7 @@ if (cluster.isPrimary) {
292	292	}
293	293
294	294	// Start workers and listen for messages containing notifyRequest
295		- const numCPUs = cpus().length;
	295	+ const numCPUs = availableParallelism();
296	296	for (let i = 0; i < numCPUs; i++) {
297	297	cluster.fork();
298	298	}
@@ -335,7 +335,7 @@ if (cluster.isPrimary) {
335	335	}
336	336
337	337	// Start workers and listen for messages containing notifyRequest
338		- const numCPUs = require('node:os').cpus().length;
	338	+ const numCPUs = require('node:os').availableParallelism();
339	339	for (let i = 0; i < numCPUs; i++) {
340	340	cluster.fork();
341	341	}
@@ -507,10 +507,10 @@ because of exiting or being signaled). Otherwise, it returns `false`.
507	507	```mjs
508	508	import cluster from 'node:cluster';
509	509	import http from 'node:http';
510		- import { cpus } from 'node:os';
	510	+ import { availableParallelism } from 'node:os';
511	511	import process from 'node:process';
512	512
513		- const numCPUs = cpus().length;
	513	+ const numCPUs = availableParallelism();
514	514
515	515	if (cluster.isPrimary) {
516	516	console.log(`Primary ${process.pid} is running`);
@@ -540,7 +540,7 @@ if (cluster.isPrimary) {
540	540	```cjs
541	541	const cluster = require('node:cluster');
542	542	const http = require('node:http');
543		- const numCPUs = require('node:os').cpus().length;
	543	+ const numCPUs = require('node:os').availableParallelism();
544	544	const process = require('node:process');
545	545
546	546	if (cluster.isPrimary) {

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