vnfmarket/src/main/webapp/vnfmarket/node_modules/redis/benches/stress/pubsub/pub.js

   1 'use strict';
   2
   3 var freemem = require('os').freemem;
   4 var profiler = require('v8-profiler');
   5 var codec = require('../codec');
   6
   7 var sent = 0;
   8
   9 var pub = require('redis').createClient(null, null, {
  10         //command_queue_high_water: 5,
  11         //command_queue_low_water: 1
  12 })
  13 .on('ready', function() {
  14         this.emit('drain');
  15 })
  16 .on('drain', function() {
  17         process.nextTick(exec);
  18 });
  19
  20 var payload = '1'; for (var i = 0; i < 12; ++i) payload += payload;
  21 console.log('Message payload length', payload.length);
  22
  23 function exec() {
  24         pub.publish('timeline', codec.encode({ foo: payload }));
  25         ++sent;
  26         if (!pub.should_buffer) {
  27                 process.nextTick(exec);
  28         }
  29 }
  30
  31 profiler.takeSnapshot('s_0');
  32
  33 exec();
  34
  35 setInterval(function() {
  36         profiler.takeSnapshot('s_' + sent);
  37         console.error('sent', sent, 'free', freemem(), 'cmdqlen', pub.command_queue.length, 'offqlen', pub.offline_queue.length);
  38 }, 2000);