How do I verify a memory fix once implemented?

The skill provides a verification process involving comparative heap snapshots taken before, during, and after a load test to ensure memory returns to its baseline.

What common Node.js memory leaks does it cover?

It addresses the most frequent causes including unremoved EventListeners, unbounded caches, un-cleared intervals/timers, and large objects captured in closures.

Can I use this skill to debug memory in production?

Yes, it includes methods for capturing heap snapshots using signals (SIGUSR2) or secure admin endpoints, allowing for diagnosis without stopping the process.

How does this skill help identify memory leaks?

It provides monitoring scripts to track heap growth over time and uses load testing patterns to distinguish between temporary working sets and actual leaks.

Does it require external tools like Clinic.js?

While it can utilize tools like Clinic.js, it also provides native Node.js methods using the 'v8' and 'perf_hooks' modules for environment-independent debugging.

Node.js Memory Debugger

Name: Node.js Memory Debugger
Author: chavangorakh1999

bychavangorakh1999

0•

Analytics & Monitoring

Diagnoses and resolves memory leaks in Node.js applications through heap analysis and garbage collection profiling.

This skill provides a comprehensive framework for identifying, analyzing, and fixing memory issues in Node.js services. It guides developers through the entire lifecycle of memory debugging, from distinguishing between normal growth and actual leaks to capturing heap snapshots using multiple methods. It offers specific implementation patterns for fixing common leak sources like EventEmitter accumulation, unbounded caches, and closure-based retention, while providing a standardized report format for documenting findings and verifying fixes.

Key Features

010 GitHub stars

02Garbage Collection (GC) pressure diagnosis and performance tuning

03Multi-method heap snapshot capture (V8, Signals, Chrome DevTools)

04Step-by-step heap analysis using Chrome DevTools memory profiles

05Real-time memory monitoring and leak confirmation patterns

06Identification of common leak patterns like timers and EventEmitters

Use Cases

01Investigating production Out-of-Memory (OOM) kills in Node.js services

02Optimizing background worker processes with high memory footprints

03Analyzing heap growth during load testing to ensure scalability

What are Skills?·How to Install

Install with 🐟 Skill.Fish

npx skillfish add chavangorakh1999/sde-skills memory-debug

For use in Claude.ai and ChatGPT

Key Features

010 GitHub stars

02Garbage Collection (GC) pressure diagnosis and performance tuning

03Multi-method heap snapshot capture (V8, Signals, Chrome DevTools)

04Step-by-step heap analysis using Chrome DevTools memory profiles

05Real-time memory monitoring and leak confirmation patterns

06Identification of common leak patterns like timers and EventEmitters

Use Cases

01Investigating production Out-of-Memory (OOM) kills in Node.js services

02Optimizing background worker processes with high memory footprints

03Analyzing heap growth during load testing to ensure scalability

What are Skills?·How to Install

Install with 🐟 Skill.Fish

npx skillfish add chavangorakh1999/sde-skills memory-debug

For use in Claude.ai and ChatGPT