셈플
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 | var express = require("express" );var http = require("http" );var cluster = require("cluster" );var os = require("os" );if( cluster.isMaster){ var cpu = os.cpus().length; for(var i=0; i<cpu; i++){ cluster.fork(); } cluster.on("exit" , function(worker, code, signal){ //process가 종료 되었을경우 다시 시작 console.log("worker : exit #%s %s", worker.id, signal); console.log("worker restarting ..."); cluster.fork(); }); cluster.on("online" , function(worker){ console.log("worker : online #%s, pid: %d", worker.id, worker.process.pid); }); cluster.on("listening", function(worker, address){ console.log("worker : listening %s", worker.id); console.log(" address: %s, port: %d", address.address, address.port); });}else{ var app = express(); var server = http.createServer(app); server.listen(8090, function(){ console.log("server listening on worker id : #"+cluster.worker.id); }); } |
실행결과
worker : online #1, pid: 32577
worker : online #2, pid: 32578
server listening on worker id : #1
worker : listening 1
address: 0.0.0.0, port: 8090
server listening on worker id : #2
worker : listening 2
address: 0.0.0.0, port: 8090
worker : online #2, pid: 32578
server listening on worker id : #1
worker : listening 1
address: 0.0.0.0, port: 8090
server listening on worker id : #2
worker : listening 2
address: 0.0.0.0, port: 8090
참고:
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