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processes.js
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processes.js
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const pm2 = require('pm2');
pm2.connect(() => {
pm2.start(
{
name: 'Express-Starter',
script: `${__dirname}/dist/server.js`,
max_memory_restart: `${process.env.WEB_MEMORY || 512}M`,
exec_mode: 'cluster',
instances: process.env.WEB_CONCURRENCY || -1,
},
(err) => {
if (err) {
throw new Error(`Error while launching applications ${err.stack || err}.`);
}
console.log('PM2 and application has been succesfully started.');
pm2.launchBus((errLb, bus) => {
console.log('PM2: Log streaming started.');
bus.on('log:out', packet => console.log(`App (out): ${packet.process.name} - ${packet.data}`));
bus.on('log:err', packet => console.error(`App (err): ${packet.process.name} - ${packet.data}`));
});
},
);
});