How does changing the hardware clock with the BIOS affect kernel ticks?

Hello, I was wondering how the Linux clock works. From briefly reading kernel sources and articles, it seems that there are 2 main variables in the C code: HZ & USER_HZ. These are set at compile-time. These function with system interrupts, and are affected by clock sources (I'm still trying to understand those, but my current understanding is... Weiterlesen