How many kernel system calls do runtimes make?

Fundamentals of Operating Systems Course
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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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Hussein

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