BaiPing Technology

Apr 4, 2022 · Backend Development

How to Sync Log4js Logs Across PM2 Processes with pm2-intercom-log4js

This article explains how to create the open‑source pm2-intercom-log4js tool to reliably synchronize log4js output in PM2’s multi‑process mode, covering log4js’s sync mechanism, PM2 process management, IPC communication, and alternative messaging approaches with practical code examples.