[ntp:questions] Setting the maximum rate of change

Spoon devnull at localhost.com
Fri Mar 23 15:07:32 UTC 2007

Harlan Stenn wrote:

> Spoon wrote:
>> Harlan Stenn wrote:
>>> And have you read about the problems you can cause by having HZ at a
>>> value other than 100?  Particularly with Linux kernels?
>> No. Where is that?
> I just looked and I thought I saw somebody post something about this here,
> although it might have been on hackers at .  I just looked, and I could not
> find it.
> It was a discussion about how one had to be careful to make sure that the HZ
> value was "properly" divisible, and also not so fast that interrupts were
> lost.

Are you referring to this discussion?

> Have you just tried this yet?

I didn't have time to yet :-(

I had randomly thought it might be a good idea to crank HZ up to 250.

Are you saying ntpd will break if I set HZ to 250 in Linux 2.6?


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