work in benchmark
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bmc
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df766c9134
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a28f156347
17
benchmark/df766c913.txt
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17
benchmark/df766c913.txt
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@ -0,0 +1,17 @@
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benchmark
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starting simple-query-parsing
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3571 ops/sec - (100/0.028)
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7299 ops/sec - (1000/0.137)
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8873 ops/sec - (10000/1.127)
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8536 ops/sec - (40000/4.686)
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8494 ops/sec - (40000/4.709)
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7695 ops/sec - (40000/5.198)
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starting prepared-statement-parsing
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4000 ops/sec - (100/0.025)
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6944 ops/sec - (1000/0.144)
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7153 ops/sec - (10000/1.398)
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7127 ops/sec - (40000/5.612)
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7208 ops/sec - (40000/5.549)
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6460 ops/sec - (40000/6.191)
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done
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@ -1,45 +1,42 @@
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var profiler = require('profiler');
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var Client = require(__dirname + '/../lib/client');
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var buffers = require(__dirname + '/../test/test-buffers');
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require(__dirname + '/../test/unit/test-helper');
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console.log('');
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var async = require('async');
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var max = 40000;
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var maxTimes = 3;
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var doLoops = function(bench, loops, times, cb) {
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var start = new Date();
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var count = 0;
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var stream = new MemoryStream();
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stream.readyState = 'open';
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var client = new Client({
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stream: stream
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});
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var rowDescription = new buffers.rowDescription([{
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name: 'name',
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tableID: 1,
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attributeNumber: 1,
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dataTypeID: 25, //text
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typeModifer: 0,
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formatCode: 0 //text format
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}]);
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var row1 = buffers.dataRow(['Brian']);
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var row2 = buffers.dataRow(['Bob']);
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var row3 = buffers.dataRow(['The amazing power of the everlasting gobstopper']);
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var complete = buffers.commandComplete('SELECT 3');
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var ready = buffers.readyForQuery();
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var buffer = Buffer.concat([rowDescription, row1, row2, row3, complete, ready]);
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client.connect(assert.calls(function() {
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client.connection.emit('readyForQuery');
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var callCount = 0;
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var max = 1000;
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profiler.resume();
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for(var i = 0; i < max; i++) {
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//BEGIN BENCH
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client.query('SELECT * FROM whatever WHERE this = "doesnt even matter"', function(err, res) {
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callCount++;
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});
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//END BENCH
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stream.emit('data', buffer);
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var done = function() {
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var duration = (new Date() - start)
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var seconds = (duration / 1000);
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console.log("%d ops/sec - (%d/%d)", ~~(loops/seconds), loops, seconds);
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var next = loops * 10;
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if(next > max) {
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if(times > maxTimes) return cb();
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times++;
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next = max;
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}
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setTimeout(function() {
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doLoops(bench, next, times, cb);
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}, 100);
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}
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profiler.pause();
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assert.equal(callCount, max);
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}));
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client.connection.emit('readyForQuery');
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var run = function() {
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if(count++ >= loops){
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return done();
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}
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bench(function() {
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setImmediate(run);
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});
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}
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run();
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}
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var bench = require(__dirname + '/simple-query-parsing');
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console.log();
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var benches = ['simple-query-parsing', 'prepared-statement-parsing'];
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async.forEachSeries(benches, function(name, cb) {
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var bench = require(__dirname + '/' + name)();
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console.log('starting ', name);
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doLoops(bench, 100, 1, cb);
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}, function(err, res) {
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console.log('done')
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})
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73
benchmark/prepared-statement-parsing.js
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73
benchmark/prepared-statement-parsing.js
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@ -0,0 +1,73 @@
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var Client = require(__dirname + '/../lib/client');
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var buffers = require(__dirname + '/../test/test-buffers');
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require(__dirname + '/../test/unit/test-helper');
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var stream = new MemoryStream();
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stream.readyState = 'open';
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var client = new Client({
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stream: stream
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});
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var rowDescription = new buffers.rowDescription([{
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name: 'id',
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tableID: 1,
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attributeNumber: 1,
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dataTypeID: 23, //int4
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typeModifer: 0,
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formatCode: 0
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},{
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name: 'name',
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tableID: 1,
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attributeNumber: 2,
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dataTypeID: 25, //text
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typeModifer: 0,
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formatCode: 0 //text format
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}, {
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name: 'comment',
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tableID: 1,
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attributeNumber: 3,
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dataTypeID: 25, //text
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typeModifer: 0,
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formatCode: 0 //text format
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}]);
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var row1 = buffers.dataRow(['1', 'Brian', 'Something groovy']);
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var row2 = buffers.dataRow(['2', 'Bob', 'Testint test']);
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var row3 = buffers.dataRow(['3', 'The amazing power of the everlasting gobstopper', 'okay now']);
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var parseCompleteBuffer = buffers.parseComplete();
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var bindCompleteBuffer = buffers.bindComplete();
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var portalSuspendedBuffer = buffers.portalSuspended();
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var complete = buffers.commandComplete('SELECT 3');
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var ready = buffers.readyForQuery();
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var buffer = Buffer.concat([parseCompleteBuffer,
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bindCompleteBuffer,
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rowDescription,
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row1,
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row2,
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row3,
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portalSuspendedBuffer,
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row1,
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row2,
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row3,
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portalSuspendedBuffer,
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row1,
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row2,
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row3,
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portalSuspendedBuffer,
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complete, ready]);
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var bufferSlice = require('buffer-slice');
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var buffers = bufferSlice(10, buffer);
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client.connect(assert.calls(function() {
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client.connection.emit('readyForQuery');
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module.exports = function() {
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return function(done) {
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client.query('SELECT * FROM whatever WHERE this = "doesnt even matter"', ['whatever'], function(err, res) {
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assert.equal(res.rows.length, 9);
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done();
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});
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buffers.forEach(stream.emit.bind(stream, 'data'));
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};
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};
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}));
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client.connection.emit('readyForQuery');
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59
benchmark/simple-query-parsing.js
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59
benchmark/simple-query-parsing.js
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@ -0,0 +1,59 @@
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var Client = require(__dirname + '/../lib/client');
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var buffers = require(__dirname + '/../test/test-buffers');
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require(__dirname + '/../test/unit/test-helper');
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var stream = new MemoryStream();
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stream.readyState = 'open';
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var client = new Client({
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stream: stream
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});
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var rowDescription = new buffers.rowDescription([{
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name: 'id',
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tableID: 1,
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attributeNumber: 1,
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dataTypeID: 23, //int4
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typeModifer: 0,
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formatCode: 0
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},{
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name: 'name',
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tableID: 1,
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attributeNumber: 2,
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dataTypeID: 25, //text
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typeModifer: 0,
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formatCode: 0 //text format
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}, {
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name: 'comment',
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tableID: 1,
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attributeNumber: 3,
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dataTypeID: 25, //text
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typeModifer: 0,
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formatCode: 0 //text format
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}]);
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var row1 = buffers.dataRow(['1', 'Brian', 'Something groovy']);
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var row2 = buffers.dataRow(['2', 'Bob', 'Testint test']);
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var row3 = buffers.dataRow(['3', 'The amazing power of the everlasting gobstopper', 'okay now']);
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var complete = buffers.commandComplete('SELECT 3');
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var ready = buffers.readyForQuery();
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var buffer = Buffer.concat([
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rowDescription,
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row1, row2, row3,
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row1, row2, row3,
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row1, row2, row3,
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complete, ready]);
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var bufferSlice = require('buffer-slice');
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buffers = bufferSlice(10, buffer);
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client.connect(assert.calls(function() {
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client.connection.emit('readyForQuery');
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module.exports = function() {
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return function(done) {
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client.query('SELECT * FROM whatever WHERE this = "doesnt even matter"', function(err, res) {
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assert.equal(res.rows.length, 9);
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done();
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});
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buffers.forEach(stream.emit.bind(stream, 'data'));
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};
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};
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}));
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client.connection.emit('readyForQuery');
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