90 lines
3.5 KiB
JavaScript
90 lines
3.5 KiB
JavaScript
function memoryUsageData() {
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let s = process.memoryUsage()
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for (key in s) {
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s[key] = (s[key]/1000000).toFixed(3) + "MB";
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}
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return s;
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}
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console.log("initial mem usage:", memoryUsageData());
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const { PerformanceObserver, performance } = require('perf_hooks');
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const taos = require('../tdengine');
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var conn = taos.connect({host:"127.0.0.1", user:"root", password:"taosdata", config:"/etc/taos",port:0});
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var c1 = conn.cursor();
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// Initialize env
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c1.execute('create database if not exists td_connector_test;');
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c1.execute('use td_connector_test;')
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c1.execute('create table if not exists all_types (ts timestamp, _int int, _bigint bigint, _float float, _double double, _binary binary(40), _smallint smallint, _tinyint tinyint, _bool bool, _nchar nchar(40));');
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c1.execute('create table if not exists stabletest (ts timestamp, v1 int, v2 int, v3 int, v4 double) tags (id int, location binary(20));')
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// Insertion into single table Performance Test
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var dataPrepTime = 0;
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var insertTime = 0;
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var insertTime5000 = 0;
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var avgInsert5ktime = 0;
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const obs = new PerformanceObserver((items) => {
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let entry = items.getEntries()[0];
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if (entry.name == 'Data Prep') {
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dataPrepTime += entry.duration;
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}
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else if (entry.name == 'Insert'){
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insertTime += entry.duration
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}
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else {
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console.log(entry.name + ': ' + (entry.duration/1000).toFixed(8) + 's');
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}
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performance.clearMarks();
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});
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obs.observe({ entryTypes: ['measure'] });
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function R(l,r) {
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return Math.random() * (r - l) - r;
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}
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function randomBool() {
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if (Math.random() < 0.5) {
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return true;
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}
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return false;
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}
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function insertN(n) {
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for (let i = 0; i < n; i++) {
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performance.mark('A3');
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let insertData = ["now + " + i + "m", // Timestamp
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parseInt( R(-Math.pow(2,31) + 1 , Math.pow(2,31) - 1) ), // Int
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parseInt( R(-Math.pow(2,31) + 1 , Math.pow(2,31) - 1) ), // BigInt
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parseFloat( R(-3.4E38, 3.4E38) ), // Float
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parseFloat( R(-1.7E308, 1.7E308) ), // Double
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"\"Long Binary\"", // Binary
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parseInt( R(-32767, 32767) ), // Small Int
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parseInt( R(-127, 127) ), // Tiny Int
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randomBool(),
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"\"Nchars 一些中文字幕\""]; // Bool
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let query = 'insert into td_connector_test.all_types values(' + insertData.join(',') + ' );';
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performance.mark('B3');
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performance.measure('Data Prep', 'A3', 'B3');
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performance.mark('A2');
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c1.execute(query, {quiet:true});
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performance.mark('B2');
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performance.measure('Insert', 'A2', 'B2');
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if ( i % 5000 == 4999) {
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console.log("Insert # " + (i+1));
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console.log('Insert 5k records: ' + ((insertTime - insertTime5000)/1000).toFixed(8) + 's');
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insertTime5000 = insertTime;
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avgInsert5ktime = (avgInsert5ktime/1000 * Math.floor(i / 5000) + insertTime5000/1000) / Math.ceil( i / 5000);
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console.log('DataPrepTime So Far: ' + (dataPrepTime/1000).toFixed(8) + 's | Inserting time So Far: ' + (insertTime/1000).toFixed(8) + 's | Avg. Insert 5k time: ' + avgInsert5ktime.toFixed(8));
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}
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}
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}
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performance.mark('insert 1E5')
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insertN(1E5);
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performance.mark('insert 1E5 2')
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performance.measure('Insert With Logs', 'insert 1E5', 'insert 1E5 2');
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console.log('DataPrepTime: ' + (dataPrepTime/1000).toFixed(8) + 's | Inserting time: ' + (insertTime/1000).toFixed(8) + 's');
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dataPrepTime = 0; insertTime = 0;
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//'insert into td_connector_test.all_types values (now, null,null,null,null,null,null,null,null,null);'
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