http_simple.js

// the file in benchmark/http/http_simple.js

var common = require('../common.js');
var PORT = common.PORT;

var bench = common.createBenchmark(main, {
  // unicode confuses ab on os x.
  type: ['bytes', 'buffer'],
  length: [4, 1024, 102400],
  c: [50, 150]
});

function main(conf) {
  process.env.PORT = PORT;
  var spawn = require('child_process').spawn;
  var simple = require('path').resolve(__dirname, '../http_simple.js');
  var server = spawn(process.execPath, [simple]);
  setTimeout(function() {
    var path = '/' + conf.type + '/' + conf.length; //+ '/' + conf.chunks;
    var args = ['-r', '-t', 5];

    if (+conf.c !== 1)
      args.push('-c', conf.c);

    args.push('-k');

    bench.ab(path, args, function() {
      server.kill();
    });
  }, 2000);
}

Makefile

#� Relevant bit of the Makefile

bench-net: all
  @$(NODE) benchmark/common.js net

bench-http: all
	@$(NODE) benchmark/common.js http

bench-misc: all
	@$(NODE) benchmark/common.js misc

bench: bench-misc bench-net bench-http

net-pipe.js

// test the speed of .pipe() with sockets

var common = require('../common.js');
var PORT = common.PORT;

var bench = common.createBenchmark(main, {
  len: [102400, 1024 * 1024 * 16],
  type: ['utf', 'asc', 'buf'],
  dur: [1, 3],
});

var dur;
var len;
var type;
var chunk;
var encoding;

function main(conf) {
  dur = +conf.dur;
  len = +conf.len;
  type = conf.type;

  switch (type) {
    case 'buf':
      chunk = new Buffer(len);
      chunk.fill('x');
      break;
    case 'utf':
      encoding = 'utf8';
      chunk = new Array(len / 2 + 1).join('ü');
      break;
    case 'asc':
      encoding = 'ascii';
      chunk = new Array(len + 1).join('x');
      break;
    default:
      throw new Error('invalid type: ' + type);
      break;
  }

  server();
}

var net = require('net');

function Writer() {
  this.received = 0;
  this.writable = true;
}

Writer.prototype.write = function(chunk, encoding, cb) {
  this.received += chunk.length;

  if (typeof encoding === 'function')
    encoding();
  else if (typeof cb === 'function')
    cb();

  return true;
};

// doesn't matter, never emits anything.
Writer.prototype.on = function() {};
Writer.prototype.once = function() {};
Writer.prototype.emit = function() {};


function Reader() {
  this.flow = this.flow.bind(this);
  this.readable = true;
}

Reader.prototype.pipe = function(dest) {
  this.dest = dest;
  this.flow();
  return dest;
};

Reader.prototype.flow = function() {
  var dest = this.dest;
  var res = dest.write(chunk, encoding);
  if (!res)
    dest.once('drain', this.flow);
  else
    process.nextTick(this.flow);
};


function server() {
  var reader = new Reader();
  var writer = new Writer();

  // the actual benchmark.
  var server = net.createServer(function(socket) {
    socket.pipe(socket);
  });

  server.listen(PORT, function() {
    var socket = net.connect(PORT);
    socket.on('connect', function() {
      bench.start();

      reader.pipe(socket);
      socket.pipe(writer);

      setTimeout(function() {
        // multiply by 2 since we're sending it first one way
        // then then back again.
        var bytes = writer.received * 2;
        var gbits = (bytes * 8) / (1024 * 1024 * 1024);
        bench.end(gbits);
      }, dur * 1000);
    });
  });
}

output

misc/url.js parse(): 14456
misc/url.js format(): 13940
misc/url.js resolve("../foo/bar?baz=boom"): 5946.7
misc/url.js resolve("foo/bar"): 6287.2
misc/url.js resolve("http://nodejs.org"): 5637.3
misc/url.js resolve("./foo/bar?baz"): 6003.3

net/net-c2s.js len=102400 type=utf dur=1: 2.3901
net/net-c2s.js len=102400 type=utf dur=3: 2.4302
net/net-c2s.js len=102400 type=asc dur=1: 3.3265
net/net-c2s.js len=102400 type=asc dur=3: 3.4387
net/net-c2s.js len=102400 type=buf dur=1: 4.9464
net/net-c2s.js len=102400 type=buf dur=3: 4.9651
net/net-c2s.js len=16777216 type=utf dur=1: 1.7060
net/net-c2s.js len=16777216 type=utf dur=3: 1.7999
net/net-c2s.js len=16777216 type=asc dur=1: 3.0969
net/net-c2s.js len=16777216 type=asc dur=3: 3.0895
net/net-c2s.js len=16777216 type=buf dur=1: 5.9019
net/net-c2s.js len=16777216 type=buf dur=3: 5.9814

net/net-pipe.js len=102400 type=utf dur=1: 3.2214
net/net-pipe.js len=102400 type=utf dur=3: 3.2842
net/net-pipe.js len=102400 type=asc dur=1: 4.1186
net/net-pipe.js len=102400 type=asc dur=3: 4.1770
net/net-pipe.js len=102400 type=buf dur=1: 5.1369
net/net-pipe.js len=102400 type=buf dur=3: 5.2137
net/net-pipe.js len=16777216 type=utf dur=1: 2.5733
net/net-pipe.js len=16777216 type=utf dur=3: 2.6532
net/net-pipe.js len=16777216 type=asc dur=1: 3.6920
net/net-pipe.js len=16777216 type=asc dur=3: 3.7991
net/net-pipe.js len=16777216 type=buf dur=1: 5.7940
net/net-pipe.js len=16777216 type=buf dur=3: 5.6903

net/net-s2c.js len=102400 type=utf dur=1: 2.4032
net/net-s2c.js len=102400 type=utf dur=3: 2.4213
net/net-s2c.js len=102400 type=asc dur=1: 3.3259
net/net-s2c.js len=102400 type=asc dur=3: 3.4714
net/net-s2c.js len=102400 type=buf dur=1: 4.9941
net/net-s2c.js len=102400 type=buf dur=3: 5.0931
net/net-s2c.js len=16777216 type=utf dur=1: 1.8200
net/net-s2c.js len=16777216 type=utf dur=3: 1.8258
net/net-s2c.js len=16777216 type=asc dur=1: 3.1436
net/net-s2c.js len=16777216 type=asc dur=3: 3.1344
net/net-s2c.js len=16777216 type=buf dur=1: 5.8372
net/net-s2c.js len=16777216 type=buf dur=3: 5.9162

net/tcp-raw-c2s.js len=102400 type=utf dur=1: 2.6764
net/tcp-raw-c2s.js len=102400 type=utf dur=3: 2.5873
net/tcp-raw-c2s.js len=102400 type=asc dur=1: 3.8176
net/tcp-raw-c2s.js len=102400 type=asc dur=3: 3.8030
net/tcp-raw-c2s.js len=102400 type=buf dur=1: 6.0361
net/tcp-raw-c2s.js len=102400 type=buf dur=3: 6.2023
net/tcp-raw-c2s.js len=16777216 type=utf dur=1: 1.8609
net/tcp-raw-c2s.js len=16777216 type=utf dur=3: 1.8960
net/tcp-raw-c2s.js len=16777216 type=asc dur=1: 3.3395
net/tcp-raw-c2s.js len=16777216 type=asc dur=3: 3.3197
net/tcp-raw-c2s.js len=16777216 type=buf dur=1: 6.2086
net/tcp-raw-c2s.js len=16777216 type=buf dur=3: 6.1883

net/tcp-raw-pipe.js len=102400 type=utf dur=1: 3.7425
net/tcp-raw-pipe.js len=102400 type=utf dur=3: 3.6587
net/tcp-raw-pipe.js len=102400 type=asc dur=1: 4.7078
net/tcp-raw-pipe.js len=102400 type=asc dur=3: 4.6811
net/tcp-raw-pipe.js len=102400 type=buf dur=1: 4.7906
net/tcp-raw-pipe.js len=102400 type=buf dur=3: 5.8061
net/tcp-raw-pipe.js len=16777216 type=utf dur=1: 2.0117
net/tcp-raw-pipe.js len=16777216 type=utf dur=3: 2.5120
net/tcp-raw-pipe.js len=16777216 type=asc dur=1: 3.8303
net/tcp-raw-pipe.js len=16777216 type=asc dur=3: 3.8421
net/tcp-raw-pipe.js len=16777216 type=buf dur=1: 5.6981
net/tcp-raw-pipe.js len=16777216 type=buf dur=3: 5.6583

net/tcp-raw-s2c.js len=102400 type=utf dur=1: 2.6373
net/tcp-raw-s2c.js len=102400 type=utf dur=3: 2.5934
net/tcp-raw-s2c.js len=102400 type=asc dur=1: 3.7769
net/tcp-raw-s2c.js len=102400 type=asc dur=3: 3.7522
net/tcp-raw-s2c.js len=102400 type=buf dur=1: 5.9772
net/tcp-raw-s2c.js len=102400 type=buf dur=3: 6.1143
net/tcp-raw-s2c.js len=16777216 type=utf dur=1: 1.7094
net/tcp-raw-s2c.js len=16777216 type=utf dur=3: 1.9018
net/tcp-raw-s2c.js len=16777216 type=asc dur=1: 3.3770
net/tcp-raw-s2c.js len=16777216 type=asc dur=3: 3.3220
net/tcp-raw-s2c.js len=16777216 type=buf dur=1: 6.0739
net/tcp-raw-s2c.js len=16777216 type=buf dur=3: 6.1751

http/cluster.js type=bytes length=4 c=50: 19189
http/cluster.js type=bytes length=4 c=150: 18932
http/cluster.js type=bytes length=1024 c=50: 17492
http/cluster.js type=bytes length=1024 c=150: 17385
http/cluster.js type=bytes length=102400 c=50: 1522.4
http/cluster.js type=bytes length=102400 c=150: 1502.6
http/cluster.js type=buffer length=4 c=50: 17784
http/cluster.js type=buffer length=4 c=150: 17550
http/cluster.js type=buffer length=1024 c=50: 17512
http/cluster.js type=buffer length=1024 c=150: 17197
http/cluster.js type=buffer length=102400 c=50: 7951.3
http/cluster.js type=buffer length=102400 c=150: 8318.0

http/http_simple.js type=bytes length=4 c=50: 12220
http/http_simple.js type=bytes length=4 c=150: 11848
http/http_simple.js type=bytes length=1024 c=50: 11004
http/http_simple.js type=bytes length=1024 c=150: 10724
http/http_simple.js type=bytes length=102400 c=50: 902.89
http/http_simple.js type=bytes length=102400 c=150: 881.05
http/http_simple.js type=buffer length=4 c=50: 11382
http/http_simple.js type=buffer length=4 c=150: 11393
http/http_simple.js type=buffer length=1024 c=50: 11256
http/http_simple.js type=buffer length=1024 c=150: 10853
http/http_simple.js type=buffer length=102400 c=50: 5438.1
http/http_simple.js type=buffer length=102400 c=150: 5380.5