kernel configuration parameter HZ

[Alec Shaw]

If you include linux/param.h then you can use the #define HZ.

Alec

Andres Gonzalez wrote:
> My understanding is that the kernel configuration parameter HZ has
> changed with the various linux releases. Up to 2.4.x, HZ was typically
> 100; starting with version 2.6.0 HZ was 1000; but starting with 2.6.13
> HZ can be 100, 250 or 1000; and since 2.6.20 HZ can also be 300.
>
> My question is how can I determine programmatically (e.g. system call
> ??) what HZ was used to build the kernel my program is currently
> running on?   That is, I want to be able to determine HZ during
> program runtime.
>
> Thanks,
>
> -Andres
>
>
>
>
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