wrk

node-wrk

Prepare command line argiments and parse the output of the wrk load testing tool

example

var wrk = require('wrk');

var conns = 1;
var results = [];

function benchmark() {
  if (n == 100)
    return console.log(JSON.stringify(results));
  conns++;
  wrk({
    threads: 10,
    connections: conns,
    duration: '10s',
    printLatency: true,
    url: 'http://localhost:3000/'
  }, function(err, out) {
     results.push(out);
     benchmark();
  });
}
benchmark();

Options:

• threads
• connections
• duration
• printLatency
• url: target url
• path: path to wrk binary (default is "wrk")

Callback parameters: (err, wrkResults) where wrkResults is a hash with

• transferPerSec
• requestsPerSec
• requestsTotal
• durationActual
• transferTotal
• latencyAvg
• latencyStdev
• latencyStdevPerc
• latencyMax
• latency50
• latency75
• latency90
• latency99
• rpsAvg
• rpsMax
• rpsStdev
• rpsStdevPerc

install

With npm do:

npm install wrk

license

MIT