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benchmark: hash stream

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This commit is contained in:
isaacs 2013-04-30 14:50:21 -07:00
parent 6a833a38f6
commit 201baa273b
3 changed files with 164 additions and 3 deletions
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4
benchmark/crypto/cipher-stream.js
View File

@ -16,8 +16,6 @@ function main(conf) {
api = 'legacy';
}
var dur = conf.dur;
var crypto = require('crypto');
var assert = require('assert');
var alice = crypto.getDiffieHellman('modp5');
@ -73,7 +71,7 @@ function streamWrite(alice, bob, message, encoding, writes) {
bob.on('end', function() {
// Gbits
var bits = written * 8;
var gbits = written / (1024 * 1024 * 1024);
var gbits = bits / (1024 * 1024 * 1024);
bench.end(gbits);
});

86
benchmark/crypto/hash-stream-creation.js Normal file
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@ -0,0 +1,86 @@
// throughput benchmark
// creates a single hasher, then pushes a bunch of data through it
var common = require('../common.js');
var crypto = require('crypto');
var bench = common.createBenchmark(main, {
writes: [500],
algo: [ 'sha256', 'md5' ],
type: ['asc', 'utf', 'buf'],
out: ['hex', 'binary', 'buffer'],
len: [2, 1024, 102400, 1024 * 1024],
api: ['legacy', 'stream']
});
function main(conf) {
var api = conf.api;
if (api === 'stream' && process.version.match(/^v0\.[0-8]\./)) {
console.error('Crypto streams not available until v0.10');
// use the legacy, just so that we can compare them.
api = 'legacy';
}
var crypto = require('crypto');
var assert = require('assert');
var message;
var encoding;
switch (conf.type) {
case 'asc':
message = new Array(conf.len + 1).join('a');
encoding = 'ascii';
break;
case 'utf':
message = new Array(conf.len / 2 + 1).join('ü');
encoding = 'utf8';
break;
case 'buf':
message = new Buffer(conf.len);
message.fill('b');
break;
default:
throw new Error('unknown message type: ' + conf.type);
}
var fn = api === 'stream' ? streamWrite : legacyWrite;
bench.start();
fn(conf.algo, message, encoding, conf.writes, conf.len, conf.out);
}
function legacyWrite(algo, message, encoding, writes, len, outEnc) {
var written = writes * len;
var bits = written * 8;
var gbits = bits / (1024 * 1024 * 1024);
while (writes-- > 0) {
var h = crypto.createHash(algo);
h.update(message, encoding);
var res = h.digest(outEnc);
// include buffer creation costs for older versions
if (outEnc === 'buffer' && typeof res === 'string')
res = new Buffer(res, 'binary');
}
bench.end(gbits);
}
function streamWrite(algo, message, encoding, writes, len, outEnc) {
var written = writes * len;
var bits = written * 8;
var gbits = bits / (1024 * 1024 * 1024);
while (writes-- > 0) {
var h = crypto.createHash(algo);
if (outEnc !== 'buffer')
h.setEncoding(outEnc);
h.write(message, encoding);
h.end();
h.read();
}
bench.end(gbits);
}

77
benchmark/crypto/hash-stream-throughput.js Normal file
View File

@ -0,0 +1,77 @@
// throughput benchmark
// creates a single hasher, then pushes a bunch of data through it
var common = require('../common.js');
var crypto = require('crypto');
var bench = common.createBenchmark(main, {
writes: [500],
algo: [ 'sha256', 'md5' ],
type: ['asc', 'utf', 'buf'],
len: [2, 1024, 102400, 1024 * 1024],
api: ['legacy', 'stream']
});
function main(conf) {
var api = conf.api;
if (api === 'stream' && process.version.match(/^v0\.[0-8]\./)) {
console.error('Crypto streams not available until v0.10');
// use the legacy, just so that we can compare them.
api = 'legacy';
}
var crypto = require('crypto');
var assert = require('assert');
var message;
var encoding;
switch (conf.type) {
case 'asc':
message = new Array(conf.len + 1).join('a');
encoding = 'ascii';
break;
case 'utf':
message = new Array(conf.len / 2 + 1).join('ü');
encoding = 'utf8';
break;
case 'buf':
message = new Buffer(conf.len);
message.fill('b');
break;
default:
throw new Error('unknown message type: ' + conf.type);
}
var fn = api === 'stream' ? streamWrite : legacyWrite;
bench.start();
fn(conf.algo, message, encoding, conf.writes, conf.len);
}
function legacyWrite(algo, message, encoding, writes, len) {
var written = writes * len;
var bits = written * 8;
var gbits = bits / (1024 * 1024 * 1024);
var h = crypto.createHash(algo);
while (writes-- > 0)
h.update(message, encoding);
h.digest();
bench.end(gbits);
}
function streamWrite(algo, message, encoding, writes, len) {
var written = writes * len;
var bits = written * 8;
var gbits = bits / (1024 * 1024 * 1024);
var h = crypto.createHash(algo);
while (writes-- > 0)
h.write(message, encoding);
h.end();
h.read();
bench.end(gbits);
}