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benchmark: chunky http client benchmark variation and server #228

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85df665
benchmark: chunky http client benchmark variation and server
Dec 30, 2014
24d23d3
benchmark: few minor output improvements and exception handling
Jan 22, 2015
74246a0
benchmark: more formatting improvements and simplification
Jan 23, 2015
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benchmark: more formatting improvements and simplification
  • Loading branch information
Rudi Cilibrasi committed Feb 17, 2015
commit 74246a04ff48168a1c618d95f326563bad9ce075
76 changes: 37 additions & 39 deletions benchmark/net/chunky_http_client.js
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Original file line number Diff line number Diff line change
@@ -1,70 +1,68 @@
"use strict";
'use strict';

// test HTTP throughput in fragmented header case
var common = require('../common.js');
var net = require('net');
var test = require('../../test/common.js');

var bench = common.createBenchmark(main, {
// len: [1, 4, 8, 16, 32, 64, 128],
len: [1],
num: [5, 50, 500, 2000],
len: [1, 4, 8, 16, 32, 64, 128],
num: [5, 50, 500, 2000],
type: ['send'],
}
)
});


function main(conf) {
var len;
var num;
var type;
num = +conf.num;
len = +conf.len;
type = conf.type;
var len = +conf.len;
var num = +conf.num;
var type = conf.type;
var todo = [];
var headers = [];
// Chose 7 because 9 showed "Connection error" / "Connection closed"
// An odd number could result in a better length dispersion.
for (var i = 7; i <= 7*7*7; i *= 7)
for (var i = 7; i <= 7 * 7 * 7; i *= 7)
headers.push(Array(i + 1).join('o'));

function WriteWithCRLF(line) {
todo.push(line + '\r\n');
}

function WriteHTTPHeaders(channel, has_keep_alive, extra_header_count) {
todo = []
WriteWithCRLF('GET / HTTP/1.1');
WriteWithCRLF('Host: localhost');
WriteWithCRLF('Connection: keep-alive');
WriteWithCRLF('Accept: text/html,application/xhtml+xml,' +
'application/xml;q=0.9,image/webp,*/*;q=0.8');
WriteWithCRLF('User-Agent: Mozilla/5.0 (X11; Linux x86_64) ' +
'AppleWebKit/537.36 (KHTML, like Gecko) ' +
'Chrome/39.0.2171.71 Safari/537.36');
WriteWithCRLF('Accept-Encoding: gzip, deflate, sdch');
WriteWithCRLF('Accept-Language: en-US,en;q=0.8');
todo.push('GET / HTTP/1.1');
todo.push('Host: localhost');
todo.push('Connection: keep-alive');
todo.push('Accept: text/html,application/xhtml+xml,' +
'application/xml;q=0.9,image/webp,*/*;q=0.8');
todo.push('User-Agent: Mozilla/5.0 (X11; Linux x86_64) ' +
'AppleWebKit/537.36 (KHTML, like Gecko) ' +
'Chrome/39.0.2171.71 Safari/537.36');
todo.push('Accept-Encoding: gzip, deflate, sdch');
todo.push('Accept-Language: en-US,en;q=0.8');
for (var i = 0; i < extra_header_count; i++) {
// Utilize first three powers of a small integer for an odd cycle and
// because the fourth power of some integers overloads the server.
WriteWithCRLF('X-Header-' + i + ': ' + headers[i%3]);
todo.push('X-Header-' + i + ': ' + headers[i % 3]);
}
WriteWithCRLF('');
todo = todo.join('');
todo.push('');
todo.push('');
todo = todo.join('\r\n');
// Using odd numbers in many places may increase length coverage.
var chunksize = 37;
for (i = 0; i < todo.length; i+=chunksize) {
var cur = todo.slice(i,i+chunksize);
for (i = 0; i < todo.length; i += chunksize) {
var cur = todo.slice(i, i + chunksize);
channel.write(cur);
}
}

var success = 0, failure = 0, min = 10, size = 0;
var mod = 317, mult = 17, add = 11;
var success = 0;
var failure = 0;
var min = 10;
var size = 0;
var mod = 317;
var mult = 17;
var add = 11;
var count = 0;
var PIPE = test.PIPE;
var socket = net.connect(PIPE, function() {
bench.start();
WriteHTTPHeaders(socket, 1, +conf.len);
WriteHTTPHeaders(socket, 1, len);
socket.setEncoding('utf8')
socket.on('data', function(d) {
var did = false;
Expand Down Expand Up @@ -93,12 +91,12 @@ function main(conf) {
}
}
});
socket.on('close', function() {
console.log('Connection closed');
socket.on('close', function() {
console.log('Connection closed');
});

socket.on('error', function() {
console.log('Connection error');
socket.on('error', function() {
throw new Error('Connection error');
});
});
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@bnoordhuis bnoordhuis Jan 22, 2015

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Style: indentation seems off here.

}
42 changes: 21 additions & 21 deletions benchmark/net/http_server_for_chunky_client.js
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Original file line number Diff line number Diff line change
@@ -1,11 +1,12 @@
"use strict";
'use strict';

var path = require('path');
var http = require('http');
var fs = require('fs');
var spawn = require('child_process').spawn;
var common = require('../common.js')
var test = require('../../test/common.js')
var pep = path.dirname(process.argv[1])+'/chunky_http_client.js';
var pep = path.dirname(process.argv[1]) + '/chunky_http_client.js';
var PIPE = test.PIPE;

var server;
Expand All @@ -20,28 +21,27 @@ server = http.createServer(function(req, res) {
});

server.on('error', function(err) {
console.error('Error:');
console.error(err);
throw new Error('server error: ' + err);
});

try {
server.listen(PIPE, 'localhost');
} catch(e) {
console.error('Error:');
console.error(e);
}
var child;

var child = spawn(process.execPath, [pep], { });
child.on('error', function(err) {
console.error('spawn error.');
console.error(err);
});
server.listen(PIPE);

child.stdout.on('data', function (data) {
process.stdout.write(data);
});
child = spawn(process.execPath, [pep], { });

child.on('error', function(err) {
throw new Error('spawn error: ' + err );
});

child.stdout.pipe(process.stdout);

child.on('exit', function (exitCode) {
console.error('Child exited with code: ' + exitCode);
});

} catch(e) {
throw new Error('error: ' + e );
}

child.on('exit', function (exitCode) {
console.error('Child exited with code: ' + exitCode);
process.exit(0);
});