var cluster = require('cluster'); // 进程数量建议设置为可用的 CPU 数量 var workers = process.env.LEANCLOUD_AVAILABLE_CPUS || 1; if (cluster.isMaster) { for (var i = 0; i < workers; i++) { cluster.fork(); } cluster.on('exit', (worker, code, signal) => { console.log('worker %s died, restarting...', worker.process.pid); cluster.fork(); }); } else { require('./server.js'); }