benchmarks/versus-external-pools/threadjs.js

   1 // IMPORT LIBRARIES
   2 const { spawn, Thread, Worker } = require('threads')
   3 // FINISH IMPORT LIBRARIES
   4 const size = Number(process.env.POOL_SIZE)
   5 const iterations = Number(process.env.NUM_ITERATIONS)
   6 const data = {
   7   test: 'MYBENCH',
   8   taskType: process.env['TASK_TYPE']
   9 }
  10
  11 // Threads.js is not really a pool so we need to write few additional code
  12 const workers = []
  13 async function poolify () {
  14   for (let i = 0; i < size; i++) {
  15     const worker = await spawn(
  16       new Worker('./workers/threadjs/function-to-bench-worker.js')
  17     )
  18     workers.push(worker)
  19   }
  20 }
  21
  22 async function run () {
  23   await poolify()
  24   const promises = []
  25   for (let i = 0; i < iterations; i++) {
  26     const worker = workers[i % size]
  27     promises.push(worker.exposedFunction(data))
  28   }
  29   await Promise.all(promises)
  30   process.exit()
  31 }
  32
  33 run()