RE: sleep() API behaves different between 2.4 and 2.6

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> -----Original Message-----
> From: Erik Mouw [mailto:mouw@xxxxxxxxxxxx] 
> Sent: Wednesday, February 28, 2007 3:54 AM
> To: Bizhan Gholikhamseh (bgholikh)
> Cc: kernelnewbies@xxxxxxxxxxxx
> Subject: Re: sleep() API behaves different between 2.4 and 2.6
> 
> On Wed, Feb 28, 2007 at 03:43:18AM -0800, Bizhan Gholikhamseh 
> (bgholikh) wrote:
> > From: Erik Mouw [mailto:mouw@xxxxxxxxxxxx]
> > > Your 2.6 kernel probably runs with HZ=1000. 2.4 kernels run with 
> > > HZ=100, so the minimum sleep time is actually 1/HZ = 10 msec.
> > 
> > Is it possible to change the HZ on my 2.4 kernel?
> 
> I guess it is, IIRC the Alpha arch always ran at HZ=1024. But 
> why would you want yo use a really ancient 2.4 kernel if 
> there's a much better
> 2.6 kernel which already does what you want to achieve?
Actually we are running dual Xeon Pentium processor. Unfortunatle we
need to support 2.4 for legacy issues. Is there any way I could change
HZ on my 2.4 kernel (hopefully with no side effect)?

Thanks,
B 

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