What is the purpose of the –prof flag in Node.js and how is the output analyzed?

Node.js Developer Hard

Node.js Developer — Hard

What is the purpose of the –prof flag in Node.js and how is the output analyzed?

Key points

  • The flag captures CPU usage for performance analysis
  • The output is a V8 profiler log for analysis
  • The analysis helps identify areas of code that may need optimization

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