| 1 | const FixedThreadPool = require('../lib/fixed') |
| 2 | const DynamicThreadPool = require('../lib/dynamic') |
| 3 | const Pool = require('worker-threads-pool') |
| 4 | const tasks = 1000 |
| 5 | const size = 16 |
| 6 | |
| 7 | // pools |
| 8 | const externalPool = new Pool({ max: size }) |
| 9 | const fixedPool = new FixedThreadPool(size, './yourWorker.js', { |
| 10 | maxTasks: 10000 |
| 11 | }) |
| 12 | const dynamicPool = new DynamicThreadPool( |
| 13 | size / 2, |
| 14 | size * 3, |
| 15 | './yourWorker.js', |
| 16 | { maxTasks: 10000 } |
| 17 | ) |
| 18 | |
| 19 | // data |
| 20 | const workerData = { proof: 'ok' } |
| 21 | |
| 22 | // fixed pool proof |
| 23 | async function fixedTest () { |
| 24 | let executions = 0 |
| 25 | const time = Date.now() |
| 26 | for (let i = 0; i <= tasks; i++) { |
| 27 | fixedPool.execute(workerData).then(res => { |
| 28 | executions++ |
| 29 | if (executions === tasks) { |
| 30 | console.log( |
| 31 | `Fixed pool take ${Date.now() - time} to work on ${executions} tasks` |
| 32 | ) |
| 33 | } |
| 34 | }) |
| 35 | } |
| 36 | } |
| 37 | |
| 38 | async function dynamicTest () { |
| 39 | let executions = 0 |
| 40 | const time = Date.now() |
| 41 | for (let i = 0; i <= tasks; i++) { |
| 42 | dynamicPool.execute(workerData).then(res => { |
| 43 | executions++ |
| 44 | if (executions === tasks) { |
| 45 | console.log( |
| 46 | `Dynamic pool take ${Date.now() - |
| 47 | time} to work on ${executions} tasks` |
| 48 | ) |
| 49 | } |
| 50 | }) |
| 51 | } |
| 52 | } |
| 53 | |
| 54 | async function externalPoolTest () { |
| 55 | let executions = 0 |
| 56 | const time = Date.now() |
| 57 | for (let i = 0; i <= tasks; i++) { |
| 58 | new Promise((resolve, reject) => { |
| 59 | externalPool.acquire( |
| 60 | './externalWorker.js', |
| 61 | { workerData: workerData }, |
| 62 | (err, worker) => { |
| 63 | if (err) { |
| 64 | return reject(err) |
| 65 | } |
| 66 | worker.on('error', reject) |
| 67 | worker.on('message', res => { |
| 68 | executions++ |
| 69 | resolve(res) |
| 70 | }) |
| 71 | } |
| 72 | ) |
| 73 | }).then(res => { |
| 74 | if (tasks === executions) { |
| 75 | console.log( |
| 76 | `External pool take ${Date.now() - |
| 77 | time} to work on ${executions} tasks` |
| 78 | ) |
| 79 | } |
| 80 | }) |
| 81 | } |
| 82 | } |
| 83 | |
| 84 | async function test () { |
| 85 | fixedTest() |
| 86 | dynamicTest() |
| 87 | externalPoolTest() |
| 88 | } |
| 89 | |
| 90 | test() |