Re: HZ, preferably as small as possible

Alan Cox (alan@lxorguk.ukuu.org.uk)
Fri, 12 Jul 2002 02:24:16 +0100 (BST)

> Uh, HZ is not scheduler calls per second.
>
> Neither exactly is it interrupts per second, but _timer_ interrupts per
> second. It is the frequency of the timer interrupt.

Its not exactly that either. Its 'rate at which jiffies is incremented'.
The distinction is not pedantic its rather critical when you go to a
variable timer tick...

Alan
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