HZ value changed from 250 to 1000 in the latest updated kernel

Ralf Corsepius rc040203 at freenet.de
Tue Nov 21 14:41:52 UTC 2006


On Tue, 2006-11-21 at 13:28 +0100, Arjan van de Ven wrote:
> On Tue, 2006-11-21 at 15:12 +0300, Dmitry Butskoy wrote:

> > Second, why Fedora's change is implemented just now (in the middle of 
> > life cycle), but not at distro release boundary?
> 
> does it matter? This is only internally visible to the kernel, not to
> userspace (other than an improvement in accuracy)
Well, in the past (several years ago), changes to HZ and kernel ticker
frequencies had broken "make"/"gmake" and similar tools. 

I don't know if this still applies and/or whether this change to HZ
exposes similar problems.

Ralf





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