The Backend Engineering Show with Hussein Nasser

How many kernel calls in NodeJS vs Bun vs Python vs native C

The Backend Engineering Show with Hussein Nasser

Show Notes

Fundamentals of Operating Systems Course https://oscourse.win

In this video I use strace a performance tool that measures how many system calls does a process makes. We compare a simple task of reading from a file, and we run the program in different runtimes, namely nodejs, buns , python and native C.

We discuss the cost of kernel mode switches, system calls and pe

0:00 Intro 5:00 Code Explanation 6:30 Python 9:30 NodeJS 12:30 BunJS 13:12 C 16:00 Summary

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