5 examples of 'cluster fork' in JavaScript

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13function fork(CLUSTER_ROLE) {
14 cluster.fork({ CLUSTER_ROLE })
15 .on('online', () => {
16 _.dev(() => console.warn(`worker ${CLUSTER_ROLE} is online.`));
17 })
18 .on('exit', (code, signal) => {
19 _.dev(() => console.warn(`Worker ${CLUSTER_ROLE} exited with code ${code} and signal ${signal}.`));
20 fork(CLUSTER_ROLE);
21 });
22}
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165_fork() {
166 return cluster.fork()
167}
104function forkWorker() {
105
106 var worker = cluster.fork();
107
108 worker.on('message', function (msg) {
109
110 if (msg.cmd) {
111
112 if (msg.cmd == 'workerStarted') {
113
114 runningWorkers++;
115
116 if (runningWorkers === parseInt(totalWorkers)) {
117 console.log("Calipso configured for: ".green + (global.process.env.NODE_ENV || 'development') + " environment.".green);
118 console.log("Calipso server running ".green + runningWorkers + " workers, listening on port: ".green + port);
119 }
120
121 }
122
123 }
124
125 });
126
127}
14function fork(offset, execArgv) {
15 if (execArgv)
16 cluster.setupMaster({execArgv});
17
18 const check = common.mustCall(checkExitCode);
19 cluster.fork({portSet: debuggerPort + offset}).on('exit', check);
20}
46fork() {
47 const worker = new ForkMock();
48
49 worker.on(FORK_EVENTS.send, message => {
50 this.workers[message.data.filename] = worker;
51
52 this.emit(CLUSTER_EVENTS.internalMessage, message);
53 });
54
55 this.once(CLUSTER_EVENTS.fork, () => worker.emit(FORK_EVENTS.online));
56
57 process.nextTick(() => this.emit(CLUSTER_EVENTS.fork, worker));
58
59 return worker;
60}

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