qps

High performance qps counter

Install

$ npm install qps

Usage

var QPSCounter = require('qps');
 
var counter = new QPSCounter();
 
// plus one
counter.plus();
 
// current qps
counter.get();

API

QPSCounter(options)

Create a new qps counter with options.

• options.listener: a Function(qpsList) to get one minute before qps list

var counter = new QPSCounter({
  // get qps list every minute
  listener: function (qpsList) {
    console.log('current process handler qps: %j', qpsList);
    // [85,82,86,90,87,87,88,87,...,88]
  }
});
 
// plus one when new request arrive
counter.plus();

#plus([count])

Plus one request

// plus one
counter.plus();
 
// plus more
counter.plus(100);

#get()

Get current requests per second (QPS)

console.log(counter.get());

License

(The MIT License)

Copyright (c) 2014 fengmk2 fengmk2@gmail.com and other contributors

Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the 'Software'), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED 'AS IS', WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.