node.js - Use nodejs short time write large amounts of data can't work -

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i wrote crawlers using nodejs, go catch on key words of 100000 website, , writes results in txt file.but when second climb 100 websites , written file, cannot written file, program didn't work. may write fast. how solve?

sorry english poor！

'use strict'; let fs = require('fs'); let http = require('http'); var writable = fs.createwritestream(__dirname + '/write.txt'); var sitelist = ['engineeringcircle.com/']; let count = 0; setinterval(function() {   doreq(); }   , 10); function doreq() {   http.get('http://' + sitelist[0], function(res) {     console.log(count++);     let findata = '';     res.setencoding('utf8');     res.on('data', (data) => {       findata += data;     })     res.on('end', () => {       writable.write(findata);     })   }) }

i'm using same website, don't errors if interval 10 ms, increase if still getting errors


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