Re: [Xen-devel] A bug in Xen 4.3.2 release version

["Wu, Feng" <feng.wu@xxxxxxxxx>]

> -----Original Message-----
> From: Jan Beulich [mailto:JBeulich@xxxxxxxx]
> Sent: Monday, July 28, 2014 3:01 PM
> To: Ian Jackson; Wu, Feng
> Cc: Ian Campbell(ian.campbell@xxxxxxxxxx); xen-devel@xxxxxxxxxxxxx
> Subject: Re: A bug in Xen 4.3.2 release version
> 
> >>> On 28.07.14 at 03:54, <feng.wu@xxxxxxxxx> wrote:
> > When I do live migration for centOS 6.3 on Xen 4.3.2, I always get many
> > warning messages in guest like this: "Clocksource tsc unstable ....".
> > However, it doesn't exist in the latest Xen. After some investigation, I 
> > find
> > that patch "2c4f066719ca50d795a9a38318ccfe0bbef454d9" can fix this
> issue.
> > Actually this is a bug in Xen, the timer mode is changed by accident before
> > and after the live migration. Since this issue may have bad impact on
> > live-migration, is it possible to back port this patch to 4.3.2? Thank you!
> 
> That's actually a purely tools side patch, so I have to forward the
> question to the tools maintainer of the stable trees (and I suppose
> 4.4 would be affected as much, despite you not saying so).

Thanks a lot!
Yes, Xen 4.4 release version also suffer from this issue.

Thanks,
Feng

> 
> Jan


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