add hw2

node_modules/pino/benchmarks/multistream.js

@@ -0,0 +1,98 @@
+'use strict'
+
+const bench = require('fastbench')
+const bunyan = require('bunyan')
+const pino = require('../')
+const fs = require('fs')
+const dest = fs.createWriteStream('/dev/null')
+
+const tenStreams = [
+  { stream: dest },
+  { stream: dest },
+  { stream: dest },
+  { stream: dest },
+  { stream: dest },
+  { level: 'debug', stream: dest },
+  { level: 'debug', stream: dest },
+  { level: 'trace', stream: dest },
+  { level: 'warn', stream: dest },
+  { level: 'fatal', stream: dest }
+]
+const pinomsTen = pino({ level: 'debug' }, pino.multistream(tenStreams))
+
+const fourStreams = [
+  { stream: dest },
+  { stream: dest },
+  { level: 'debug', stream: dest },
+  { level: 'trace', stream: dest }
+]
+const pinomsFour = pino({ level: 'debug' }, pino.multistream(fourStreams))
+
+const pinomsOne = pino({ level: 'info' }, pino.multistream(dest))
+const blogOne = bunyan.createLogger({
+  name: 'myapp',
+  streams: [{ stream: dest }]
+})
+
+const blogTen = bunyan.createLogger({
+  name: 'myapp',
+  streams: tenStreams
+})
+const blogFour = bunyan.createLogger({
+  name: 'myapp',
+  streams: fourStreams
+})
+
+const max = 10
+const run = bench([
+  function benchBunyanTen (cb) {
+    for (let i = 0; i < max; i++) {
+      blogTen.info('hello world')
+      blogTen.debug('hello world')
+      blogTen.trace('hello world')
+      blogTen.warn('hello world')
+      blogTen.fatal('hello world')
+    }
+    setImmediate(cb)
+  },
+  function benchPinoMSTen (cb) {
+    for (let i = 0; i < max; i++) {
+      pinomsTen.info('hello world')
+      pinomsTen.debug('hello world')
+      pinomsTen.trace('hello world')
+      pinomsTen.warn('hello world')
+      pinomsTen.fatal('hello world')
+    }
+    setImmediate(cb)
+  },
+  function benchBunyanFour (cb) {
+    for (let i = 0; i < max; i++) {
+      blogFour.info('hello world')
+      blogFour.debug('hello world')
+      blogFour.trace('hello world')
+    }
+    setImmediate(cb)
+  },
+  function benchPinoMSFour (cb) {
+    for (let i = 0; i < max; i++) {
+      pinomsFour.info('hello world')
+      pinomsFour.debug('hello world')
+      pinomsFour.trace('hello world')
+    }
+    setImmediate(cb)
+  },
+  function benchBunyanOne (cb) {
+    for (let i = 0; i < max; i++) {
+      blogOne.info('hello world')
+    }
+    setImmediate(cb)
+  },
+  function benchPinoMSOne (cb) {
+    for (let i = 0; i < max; i++) {
+      pinomsOne.info('hello world')
+    }
+    setImmediate(cb)
+  }
+], 10000)
+
+run()