ElastiCache Is Not a Silver Bullet: How We Fixed Node.js 22 Performance Issues with Undici and AsyncLocalStorage

📰 Dev.to · Dinesh_gowtham

Learn how to fix Node.js 22 performance issues with Undici and AsyncLocalStorage, beyond relying on ElastiCache

intermediate Published 6 Jun 2026

Action Steps

Identify performance bottlenecks in your Node.js application using profiling tools
Implement Undici to improve HTTP client performance
Configure AsyncLocalStorage to optimize asynchronous operations
Test and measure the impact of these changes on your application's performance
Compare the results with and without ElastiCache to determine the best approach

Who Needs to Know This

Backend developers and DevOps engineers can benefit from this lesson to improve their Node.js application performance

Key Insight

💡 ElastiCache may not be the silver bullet for performance issues; consider alternative solutions like Undici and AsyncLocalStorage

Key Takeaways

Learn how to fix Node.js 22 performance issues with Undici and AsyncLocalStorage, beyond relying on ElastiCache

We thought ElastiCache was the answer to our Node.js 22 performance woes, but it only masked the...