m07-concurrency

Explain Rust concurrency patterns including threads, async, and synchronization primitives.

51|6|Updated Mar 28, 2019
One-click install
npx skills add https://github.com/Mte90/dotfiles --skill m07-concurrency-mte90
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: m07-concurrency
Source: https://github.com/Mte90/dotfiles/tree/main/.config/opencode/skills/m07-concurrency
Command: npx skills add https://github.com/Mte90/dotfiles --skill m07-concurrency-mte90

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes references (resource) and scripts (resource) components.

What problem does it solve?

This Skill helps developers understand and implement safe and efficient concurrency patterns in Rust, preventing common pitfalls like deadlocks and data races.

Core Features & Use Cases

  • Concurrency Primitives: Explains and demonstrates the use of threads, async/await, channels, Mutex, RwLock, and atomics.
  • Error Handling: Guides users on tracing errors related to concurrency and applying appropriate fixes.
  • Cross-Language Comparison: Compares Rust's concurrency model with Go, Java, and C++ to highlight its strengths.
  • Use Case: Debugging a deadlock in a multi-threaded web server or optimizing an I/O-bound application using async Rust.

Quick Start

Use the m07-concurrency skill to understand how to safely share mutable data between threads using Arc and Mutex.

Frequently Asked Questions about m07-concurrency

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

FAQPage Schema
How do I fix the E0277 Send and Sync trait errors in Rust concurrency?

To resolve the E0277 error in Rust concurrency, you must ensure types shared across threads properly implement the Send and Sync traits. This Skill guides you through tracing these errors and applying appropriate fixes to satisfy the compiler.

What is the best way to share mutable data between threads in Rust?

The best way to share mutable data between Rust threads is using Arc and Mutex. This Skill demonstrates safe concurrency patterns, explaining how to wrap data in Arc<Mutex<T>> to allow multiple threads secure access without triggering data races.

How does Rust's async threading model compare to Go and Java?

Rust's concurrency model uses ownership to prevent data races at compile time, unlike Go's channels or Java's shared memory. This Skill compares these approaches, highlighting strengths in Rust's async and threading patterns for structured concurrency.

How do I debug a deadlock in a multi-threaded Rust application?

To debug a deadlock in a multi-threaded Rust application, analyze your Mutex and RwLock usage for circular waits. This Skill provides comprehensive guidance on identifying common concurrency pitfalls and applying structured concurrency patterns to resolve them.

When should I use async programming instead of threads for I/O-bound tasks in Rust?

You should use async programming instead of threads for I/O-bound tasks in Rust to achieve higher concurrency with lower overhead. This Skill details patterns for task spawning and asynchronous programming to optimize I/O-bound applications efficiently.

Why am I getting a mutex guard issue when spawning tasks in Rust?

You are encountering a mutex guard issue in Rust because the guard likely crosses an await point or thread boundary improperly. This Skill addresses common concurrency errors and demonstrates correct synchronization primitive usage to prevent runtime panics.