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DevOps & observability · #pm2
Learn how to run multiple instances of a Node.js app with PM2 in cluster mode, verify the setup, and perform seamless reloads without dropping connections.
Learn how to use PM2 Cluster Mode to eliminate deployment downtime. This guide covers ecosystem configuration, rolling restarts, and the necessity of stateless architecture.
Stop dropping requests during deployments. Learn how to use PM2 cluster mode and rolling reloads to achieve zero-downtime updates for Node.js apps.
A hands‑on diagnostic guide to troubleshoot PM2 cluster mode misbehaviors like uneven load, memory restarts, and CPU imbalance. Follow step‑by‑step checks, fixes, and escalation paths to keep Node.js apps running smoothly.
nodejs