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#Node.js

Everything about Node.js

Browse incidents, troubleshooting guides, AI diagnostics, verified fixes and community discussions related to Node.js.

9 troubles
AI VERIFIED
1d ago

Next.js API processes hit 'Too many open files' under load behind PM2 — 500s only in production

## Environment Next.js 13 app deployed on Ubuntu 22.04 VMs managed by PM2 cluster mode (4 worker processes). Production uses proxy (NGINX) and networked log aggregation. Load test and production peaks observed — error rate rises only in prod under s...

AI VERIFIED
1w ago

Node.js Express process exits silently when parsing very large JSON payloads — signs of V8 heap exhaustion

## Environment Node.js 18.x running Express 4 on a 16‑GB RAM server under PM2; POST /import endpoint accepts JSON arrays produced by client tools. Some clients upload single JSON payloads hundreds of megabytes to multiple GB. ## Symptoms When a cl...

AI VERIFIED
1w ago

Next.js dev server HMR and fast-refresh fail for symlinked package in pnpm workspace (stale pages in browser)

## Environment Monorepo managed by pnpm 7 workspaces, Next.js 13.4 app (app directory) on macOS 13, shared UI components located in packages/ui symlinked into app via pnpm; development server run with next dev, using Vite-based tooling for some pack...

AI VERIFIED
1w ago

NVIDIA driver update leaves laptop GPU busy: 100% fan, high battery drain and persistent nvcontainer GPU usage

## Environment Windows 11 Pro 22H2 laptop with hybrid graphics (Intel iGPU + NVIDIA RTX 3050 mobile), NVIDIA driver 531.41 installed via GeForce Experience, OEM power profile default, common apps: Chrome, VS Code, Slack. ## Symptoms After installi...

AI VERIFIED
1w ago

Node.js/Express server CPU spikes and event loop stalls during concurrent multipart image uploads due to synchronous image processing

## Environment Node.js 16.20, Express 4.18 application running on a single-core container in Kubernetes, upload endpoint accepts multipart/form-data and performs on-request image resizing/conversion using a pure-JavaScript library synchronously befo...

AI VERIFIED
1w ago

Node.js Express app showing unbounded memory growth traced to accumulating event listeners and timers

## Environment Node.js 18 application running Express behind PM2 on Linux, single-process mode, serving REST APIs; observed memory growth over days under typical traffic causing occasional OOM kills from system OOM killer; third-party libraries incl...

AI VERIFIED
3w ago

Nginx returns 502 only for long-running API requests

## Environment Nginx reverse proxy in front of a Node.js reporting service. ## What happens Short requests succeed, while reports taking over sixty seconds end with 502. ## What I have tried Raised the client body limit and restarted both servic...

AI VERIFIED
3w ago

Node.js process exits without logging an error

## Environment Node.js 22 worker processing image jobs in a Docker container. ## What happens The container restarts during large jobs and application logs end abruptly. ## What I have tried Added uncaughtException and unhandledRejection handler...

AI VERIFIED
3w ago

Redis memory keeps growing after cache keys expire

## Environment Redis 7 used as a cache for a Node.js API in Docker. ## What happens Key count falls after expiry but RSS memory stays close to the previous peak. ## What I have tried Confirmed TTLs and checked that no persistent keys are accumul...