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const kafka = require('kafka-node'); | |
const ConsumerGroup = kafka.ConsumerGroup; | |
const topic = process.argv[2]; | |
console.log('topic name:', topic); | |
const consumer = new ConsumerGroup( | |
{ kafkaHost: 'localhost:9092', groupId: 'node-consumer'}, | |
topic | |
) |
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const runTest = () => { | |
const n = 10000000; | |
// literal | |
let init = new Date(); | |
for (let i = 1; i <= n; i++) { | |
const data = { foo: 42, bar: 1337 }; | |
} | |
let end = new Date(); | |
console.log('literal: ' + (end - init)); |
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const simuladorDeFuncaoAssincrona = (index, ms) => new Promise(resolve => { | |
setTimeout(() => { | |
console.log('executando funcao assincrona', index) | |
resolve() | |
}, ms) | |
}); | |
// [1, 2, 3].forEach(async (num) => { | |
// await waitFor(500); | |
// console.log(num); |
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var async = require('async') | |
var tempoEsperaSemRegistro = 20 * 1000 | |
var quantidadeParalela = 10 | |
var quantidadeFila = 100 | |
var count = 0; | |
var cb; | |
var encheFila = (callback) => { |
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'use strict'; | |
// does not work | |
for (var i = 1; i <5; i++) { | |
setTimeout(function() { | |
console.log('i: ' + i); | |
}, i * 1000); | |
} | |
// work |