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gagikgagik
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add performance tests
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4 files changed

+200
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‎packages/machine-id/package.json‎

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@@ -12,7 +12,8 @@
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"test-ci": "npm run test",
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"lint": "eslint . && prettier --check .",
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"check": "npm run lint && npm run test",
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"prepublishOnly": "npm run compile"
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"prepublishOnly": "npm run compile",
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"benchmark": "ts-node scripts/benchmark.ts"
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},
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"author": "Compass Team <[email protected]>",
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"gypfile": true,

‎packages/machine-id/scripts/benchmark.ts‎

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#!/usr/bin/env node
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/* eslint-disable no-console */
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/**
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* Performance comparison script for machine-id vs node-machine-id
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*
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* This script measures and compares the performance of @mongodb-js/machine-id
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* against the node-machine-id package.
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*/
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import { getMachineId } from '../dist/index.js';
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import { machineIdSync } from 'node-machine-id';
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// Configuration
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const ITERATIONS = 100;
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const WARMUP_ITERATIONS = 10;
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// Utility to format time
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function formatTime(ms: number): string {
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if (ms < 1) {
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return `${(ms * 1000).toFixed(2)}µs`;
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}
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return `${ms.toFixed(2)}ms`;
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}
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// Utility to format comparison
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function formatComparison(time1: number, time2: number): string {
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if (time1 < time2) {
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return `${(time2 / time1).toFixed(2)}x faster`;
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} else {
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return `${(time1 / time2).toFixed(2)}x slower`;
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}
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}
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function runBenchmark() {
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console.log('========================================');
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console.log('Machine ID Performance Benchmark');
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console.log('========================================');
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console.log(`Platform: ${process.platform}`);
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console.log(`Node.js version: ${process.version}`);
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console.log(`Test iterations: ${ITERATIONS}`);
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console.log('----------------------------------------');
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// Warm-up
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console.log('Warming up...');
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for (let i = 0; i < WARMUP_ITERATIONS; i++) {
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getMachineId({ raw: true });
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machineIdSync(true);
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}
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// Test raw mode (no hashing)
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console.log('\nRaw machine ID retrieval:');
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const startOursRaw = process.hrtime.bigint();
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for (let i = 0; i < ITERATIONS; i++) {
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getMachineId({ raw: true });
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}
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const endOursRaw = process.hrtime.bigint();
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const ourTimeRaw = Number(endOursRaw - startOursRaw) / 1_000_000; // ms
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// node-machine-id
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const startOtherRaw = process.hrtime.bigint();
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for (let i = 0; i < ITERATIONS; i++) {
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machineIdSync(true);
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}
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const endOtherRaw = process.hrtime.bigint();
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const otherTimeRaw = Number(endOtherRaw - startOtherRaw) / 1_000_000; // ms
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console.log(
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`@mongodb-js/machine-id: ${formatTime(ourTimeRaw)} total, ${formatTime(ourTimeRaw / ITERATIONS)} per call`,
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);
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console.log(
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`node-machine-id: ${formatTime(otherTimeRaw)} total, ${formatTime(otherTimeRaw / ITERATIONS)} per call`,
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);
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console.log(
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`Comparison: @mongodb-js/machine-id is ${formatComparison(ourTimeRaw, otherTimeRaw)}`,
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);
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// Test hashed mode
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console.log('\nHashed machine ID:');
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// @mongodb-js/machine-id
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const startOursHashed = process.hrtime.bigint();
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for (let i = 0; i < ITERATIONS; i++) {
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getMachineId();
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}
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const endOursHashed = process.hrtime.bigint();
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const ourTimeHashed = Number(endOursHashed - startOursHashed) / 1_000_000; // ms
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// node-machine-id
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const startOtherHashed = process.hrtime.bigint();
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for (let i = 0; i < ITERATIONS; i++) {
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machineIdSync();
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}
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const endOtherHashed = process.hrtime.bigint();
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const otherTimeHashed = Number(endOtherHashed - startOtherHashed) / 1_000_000; // ms
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console.log(
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`@mongodb-js/machine-id: ${formatTime(ourTimeHashed)} total, ${formatTime(ourTimeHashed / ITERATIONS)} per call`,
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);
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console.log(
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`node-machine-id: ${formatTime(otherTimeHashed)} total, ${formatTime(otherTimeHashed / ITERATIONS)} per call`,
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);
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console.log(
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`Comparison: @mongodb-js/machine-id is ${formatComparison(ourTimeHashed, otherTimeHashed)}`,
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);
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console.log('\n========================================');
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}
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// Run the benchmark
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runBenchmark();

‎packages/machine-id/src/index.spec.ts‎

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Original file line numberDiff line numberDiff line change
@@ -1,3 +1,4 @@
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/* eslint-disable no-console */
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import { getMachineId } from '.';
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import { machineIdSync as otherMachineId } from 'node-machine-id';
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import { expect } from 'chai';
@@ -54,4 +55,89 @@ describe('machine-id', function () {
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expect(hashRegex.test(id));
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});
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});
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describe('performance comparison', function () {
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// Increase timeout for performance tests
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this.timeout(10_000);
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it('performs faster than node-machine-id (raw)', function () {
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const iterations = 100;
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// Warm-up run to account for initial load time
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getMachineId({ raw: true });
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otherMachineId(true);
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// Test implementation
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const startOurs = process.hrtime.bigint();
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for (let i = 0; i < iterations; i++) {
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getMachineId({ raw: true });
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}
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const endOurs = process.hrtime.bigint();
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const ourTime = Number(endOurs - startOurs) / 1_000_000; // Convert to ms
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// Test node-machine-id
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const startOther = process.hrtime.bigint();
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for (let i = 0; i < iterations; i++) {
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otherMachineId(true);
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}
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const endOther = process.hrtime.bigint();
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const otherTime = Number(endOther - startOther) / 1_000_000; // Convert to ms
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console.log(
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`Performance comparison (raw mode, ${iterations} iterations):`,
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);
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console.log(
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`- Our implementation: ${ourTime.toFixed(2)}ms (${(ourTime / iterations).toFixed(2)}ms per call)`,
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);
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console.log(
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`- node-machine-id: ${otherTime.toFixed(2)}ms (${(otherTime / iterations).toFixed(2)}ms per call)`,
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);
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console.log(
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`- Difference: ${ourTime < otherTime ? 'Ours is ' + (otherTime / ourTime).toFixed(2) + 'x faster' : 'node-machine-id is ' + (ourTime / otherTime).toFixed(2) + 'x faster'}`,
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);
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// We expect our native implementation to be faster
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// but don't fail the test if it's not, just report the measurements
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});
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it('performs faster than node-machine-id (hashed)', function () {
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const iterations = 100;
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// Warm-up run
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getMachineId();
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otherMachineId();
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// Test our implementation
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const startOurs = process.hrtime.bigint();
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for (let i = 0; i < iterations; i++) {
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getMachineId();
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}
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const endOurs = process.hrtime.bigint();
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const ourTime = Number(endOurs - startOurs) / 1_000_000; // Convert to ms
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// Test node-machine-id
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const startOther = process.hrtime.bigint();
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for (let i = 0; i < iterations; i++) {
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otherMachineId();
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}
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const endOther = process.hrtime.bigint();
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const otherTime = Number(endOther - startOther) / 1_000_000; // Convert to ms
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console.log(
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`Performance comparison (hashed mode, ${iterations} iterations):`,
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);
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console.log(
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`- Our implementation: ${ourTime.toFixed(2)}ms (${(ourTime / iterations).toFixed(2)}ms per call)`,
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);
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console.log(
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`- node-machine-id: ${otherTime.toFixed(2)}ms (${(otherTime / iterations).toFixed(2)}ms per call)`,
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);
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console.log(
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`- Difference: ${ourTime < otherTime ? 'Ours is ' + (otherTime / ourTime).toFixed(2) + 'x faster' : 'node-machine-id is ' + (ourTime / otherTime).toFixed(2) + 'x faster'}`,
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);
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// We expect our native implementation to be faster
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// but don't fail the test if it's not, just report the measurements
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});
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});
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});

‎packages/machine-id/tsconfig.json‎

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@@ -4,5 +4,5 @@
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"outDir": "dist"
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},
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"include": ["src/**/*"],
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"exclude": ["./src/**/*.spec.*"]
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"exclude": ["./src/**/*.spec.*", "scripts/benchmark.ts"]
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}

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