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RE: [Xen-users] How to raise HZ to 1000 properly?

To: "Nate Carlson" <natecars@xxxxxxxxxxxxxxx>
Subject: RE: [Xen-users] How to raise HZ to 1000 properly?
From: "Ian Pratt" <m+Ian.Pratt@xxxxxxxxxxxx>
Date: Mon, 28 Nov 2005 18:41:28 -0000
Cc: ian.pratt@xxxxxxxxxxxx, xen-users@xxxxxxxxxxxxxxxxxxx
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Thread-index: AcX0M6bN7mPwDUTmSpaHBDKpAVmgJAAFz0qg
Thread-topic: [Xen-users] How to raise HZ to 1000 properly?
> On Wed, 23 Nov 2005, Ian Pratt wrote:
> >> What's the right way to do this?
> >
> > To get the acuracy you need you'll need to adjust the parameter in 
> > xen/include/asm-x86/config.h too
> Just curious, is there any disadvantage to doing this 
> (changing the timer to 1000hz)?

Not particularly -- the plan is to make it configurable on a per guest
basis, but since this can be done in a backward compatible fashion it
hasn't been a "must do" before 3.0.0.


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