cluster.worker

• <Object>

当前工作进程对象的引用。 对于主进程则无效。

const cluster = require('cluster');

if (cluster.isMaster) {
  console.log('这是主进程');
  cluster.fork();
  cluster.fork();
} else if (cluster.isWorker) {
  console.log(`这是工作进程 #${cluster.worker.id}`);
}

• <Object>

A reference to the current worker object. Not available in the master process.

const cluster = require('cluster');

if (cluster.isMaster) {
  console.log('I am master');
  cluster.fork();
  cluster.fork();
} else if (cluster.isWorker) {
  console.log(`I am worker #${cluster.worker.id}`);
}