On 1/22/20 3:07 PM, Anchal Agarwal wrote:
>> In this case tsc_verify_tsc_adjust(true) this does nothing as
>> feature bit X86_FEATURE_TSC_ADJUST is not available to guest.
Is it not available to your specific guest? Because AFAICT it is
available in general (to HVM/PVH guests).
> 4. Also, th
On Tue, Jan 14, 2020 at 07:29:52PM +, Anchal Agarwal wrote:
> On Tue, Jan 14, 2020 at 12:30:02AM +0100, Rafael J. Wysocki wrote:
> > On Mon, Jan 13, 2020 at 10:50 PM Rafael J. Wysocki
> > wrote:
> > >
> > > On Mon, Jan 13, 2020 at 1:43 PM Peter Zijlstra
> > > wrote:
> > > >
> > > > On Mon,
On Tue, Jan 14, 2020 at 12:30:02AM +0100, Rafael J. Wysocki wrote:
> On Mon, Jan 13, 2020 at 10:50 PM Rafael J. Wysocki wrote:
> >
> > On Mon, Jan 13, 2020 at 1:43 PM Peter Zijlstra wrote:
> > >
> > > On Mon, Jan 13, 2020 at 11:43:18AM +, Singh, Balbir wrote:
> > > > For your original comment
On Mon, Jan 13, 2020 at 10:50 PM Rafael J. Wysocki wrote:
>
> On Mon, Jan 13, 2020 at 1:43 PM Peter Zijlstra wrote:
> >
> > On Mon, Jan 13, 2020 at 11:43:18AM +, Singh, Balbir wrote:
> > > For your original comment, just wanted to clarify the following:
> > >
> > > 1. After hibernation, the m
On Mon, Jan 13, 2020 at 1:43 PM Peter Zijlstra wrote:
>
> On Mon, Jan 13, 2020 at 11:43:18AM +, Singh, Balbir wrote:
> > For your original comment, just wanted to clarify the following:
> >
> > 1. After hibernation, the machine can be resumed on a different but
> > compatible
> > host (these
On Mon, 2020-01-13 at 13:01 +, Andrew Cooper wrote:
> On 13/01/2020 11:43, Singh, Balbir wrote:
> > On Mon, 2020-01-13 at 11:16 +0100, Peter Zijlstra wrote:
> > > On Fri, Jan 10, 2020 at 07:35:20AM -0800, Eduardo Valentin wrote:
> > > > Hey Peter,
> > > >
> > > > On Wed, Jan 08, 2020 at 11:50:
On Mon, 2020-01-13 at 13:01 +, Andrew Cooper wrote:
> On 13/01/2020 11:43, Singh, Balbir wrote:
> > On Mon, 2020-01-13 at 11:16 +0100, Peter Zijlstra wrote:
> > > On Fri, Jan 10, 2020 at 07:35:20AM -0800, Eduardo Valentin wrote:
> > > > Hey Peter,
> > > >
> > > > On Wed, Jan 08, 2020 at 11:50:
On 13/01/2020 11:43, Singh, Balbir wrote:
> On Mon, 2020-01-13 at 11:16 +0100, Peter Zijlstra wrote:
>> On Fri, Jan 10, 2020 at 07:35:20AM -0800, Eduardo Valentin wrote:
>>> Hey Peter,
>>>
>>> On Wed, Jan 08, 2020 at 11:50:11AM +0100, Peter Zijlstra wrote:
On Tue, Jan 07, 2020 at 11:45:26PM +0
On Mon, Jan 13, 2020 at 11:43:18AM +, Singh, Balbir wrote:
> For your original comment, just wanted to clarify the following:
>
> 1. After hibernation, the machine can be resumed on a different but compatible
> host (these are VM images hibernated)
> 2. This means the clock between host1 and h
On Mon, Jan 13, 2020 at 12:43 PM Singh, Balbir wrote:
>
> On Mon, 2020-01-13 at 11:16 +0100, Peter Zijlstra wrote:
> > On Fri, Jan 10, 2020 at 07:35:20AM -0800, Eduardo Valentin wrote:
> > > Hey Peter,
> > >
> > > On Wed, Jan 08, 2020 at 11:50:11AM +0100, Peter Zijlstra wrote:
> > > > On Tue, Jan
On Mon, 2020-01-13 at 11:16 +0100, Peter Zijlstra wrote:
> On Fri, Jan 10, 2020 at 07:35:20AM -0800, Eduardo Valentin wrote:
> > Hey Peter,
> >
> > On Wed, Jan 08, 2020 at 11:50:11AM +0100, Peter Zijlstra wrote:
> > > On Tue, Jan 07, 2020 at 11:45:26PM +, Anchal Agarwal wrote:
> > > > From: Ed
On Fri, Jan 10, 2020 at 07:35:20AM -0800, Eduardo Valentin wrote:
> Hey Peter,
>
> On Wed, Jan 08, 2020 at 11:50:11AM +0100, Peter Zijlstra wrote:
> > On Tue, Jan 07, 2020 at 11:45:26PM +, Anchal Agarwal wrote:
> > > From: Eduardo Valentin
> > >
> > > System instability are seen during resum
Hey Peter,
On Wed, Jan 08, 2020 at 11:50:11AM +0100, Peter Zijlstra wrote:
> On Tue, Jan 07, 2020 at 11:45:26PM +, Anchal Agarwal wrote:
> > From: Eduardo Valentin
> >
> > System instability are seen during resume from hibernation when system
> > is under heavy CPU load. This is due to the l
On Tue, Jan 07, 2020 at 11:45:26PM +, Anchal Agarwal wrote:
> From: Eduardo Valentin
>
> System instability are seen during resume from hibernation when system
> is under heavy CPU load. This is due to the lack of update of sched
> clock data, and the scheduler would then think that heavy CPU
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