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go-concurrency-patterns

Design and debug Go concurrency patterns using goroutines, channels, and context cancellation.

Updated Apr 5, 2026
Search Tags:#context#concurrency#go#channels#goroutines#race detection#worker pool
One-click install
npx skills add https://github.com/Jhabbig/Habbig --skill go-concurrency-patterns-jhabbig
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: go-concurrency-patterns
Source: https://github.com/Jhabbig/Habbig/tree/main/.claude/plugins/wshobson/systems-programming/skills/go-concurrency-patterns
Command: npx skills add https://github.com/Jhabbig/Habbig --skill go-concurrency-patterns-jhabbig

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

This Skill helps you design, implement, and debug concurrent Go programs without leaking goroutines, introducing race conditions, or mismanaging cancellation.

Core Features & Use Cases

  • Concurrency Primitives: Learn when to use goroutines, channels, select, mutexes, WaitGroups, and context.
  • Production Patterns: Apply worker pools, fan-out/fan-in pipelines, semaphores, errgroup-based cancellation, and graceful shutdown.
  • Reliability & Debugging: Avoid common concurrency bugs, enforce bounded parallelism, and use race detection to validate correctness.
  • Use Case: Build a high-throughput API worker pool that processes jobs concurrently, stops cleanly on cancellation, and reports errors without deadlocking.

Quick Start

Ask me to help you implement or debug a Go concurrency workflow using goroutines, channels, context cancellation, and synchronization primitives.

Frequently Asked Questions about go-concurrency-patterns

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I prevent goroutine leaks when implementing Go concurrency patterns?▼

Prevent goroutine leaks in Go concurrency by using context cancellation and select statements to ensure goroutines exit cleanly. Proper lifecycle management stops goroutines from blocking indefinitely on channel sends or receives.

What is the best way to build a worker pool in Go with graceful shutdown?▼

Build a Go worker pool using goroutines, buffered channels, and sync.WaitGroup. Combine these with context cancellation to drain pending jobs and achieve graceful shutdown without deadlocking on exit.

How do I diagnose race conditions in Go concurrent applications?▼

Diagnose Go race conditions using the built-in race detection tool during testing. Designing bounded concurrency with semaphores and proper sync primitives prevents shared memory access conflicts.

When should I use channels versus mutexes for Go concurrency control?▼

Use Go channels for passing ownership of data between goroutines, and use sync mutexes for protecting shared memory access. Select statements coordinate multiple channel operations, while errgroup manages cancellation.

How do I implement a fan-out fan-in pipeline in Go without deadlocking?▼

Implement a Go fan-out fan-in pipeline by distributing work across multiple goroutines and merging results through a single channel. Bounded concurrency controls and context cancellation prevent pipeline deadlocks.

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