How can I profile my Node.js applications for performance?
You can use tools like Node.js built-in profiler, Chrome DevTools, or third-party libraries like Clinic.js.
What is Clinic.js and how does it help in profiling?
Clinic.js is a suite of tools that helps you diagnose performance issues in Node.js applications by providing visualizations.
Can you explain how to use the built-in profiler?
Sure! You can start the profiler by running your app with the --inspect
flag and then connect to it using Chrome DevTools.
Are there any best practices for profiling Node.js apps?
Yes, always profile in a production-like environment, focus on critical paths, and analyze memory usage alongside CPU.
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