WARNING - OLD ARCHIVES

This is an archived copy of the Xen.org mailing list, which we have preserved to ensure that existing links to archives are not broken. The live archive, which contains the latest emails, can be found at http://lists.xen.org/
   
 
 
Xen 
 
Home Products Support Community News
 
   
 

xen-users

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
Delivery-date: Mon, 28 Nov 2005 18:41:29 +0000
Envelope-to: www-data@xxxxxxxxxxxxxxxxxxx
List-help: <mailto:xen-users-request@lists.xensource.com?subject=help>
List-id: Xen user discussion <xen-users.lists.xensource.com>
List-post: <mailto:xen-users@lists.xensource.com>
List-subscribe: <http://lists.xensource.com/cgi-bin/mailman/listinfo/xen-users>, <mailto:xen-users-request@lists.xensource.com?subject=subscribe>
List-unsubscribe: <http://lists.xensource.com/cgi-bin/mailman/listinfo/xen-users>, <mailto:xen-users-request@lists.xensource.com?subject=unsubscribe>
Sender: xen-users-bounces@xxxxxxxxxxxxxxxxxxx
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.

Ian


_______________________________________________
Xen-users mailing list
Xen-users@xxxxxxxxxxxxxxxxxxx
http://lists.xensource.com/xen-users