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From: Avi Kivity <avi@redhat.com>
To: Gleb Natapov <gleb@redhat.com>
Cc: Jan Kiszka <jan.kiszka@siemens.com>,
	Michael Roth <mdroth@linux.vnet.ibm.com>,
	qemu-devel@nongnu.org, Anthony Liguori <anthony@codemonkey.ws>,
	Paolo Bonzini <pbonzini@redhat.com>,
	Luiz Capitulino <lcapitulino@redhat.com>,
	Eric Blake <eblake@redhat.com>
Subject: Re: [Qemu-devel] Rethinking missed tick catchup
Date: Thu, 13 Sep 2012 17:34:53 +0300	[thread overview]
Message-ID: <5051EF0D.4070109@redhat.com> (raw)
In-Reply-To: <20120913142228.GK20907@redhat.com>

On 09/13/2012 05:22 PM, Gleb Natapov wrote:
>> 
>> It's much easier for us to call into qemu-ga to do the time correction
>> whenever this event occurs than to try and have libvirt figure out when
>> it's necessary.

> And if guest does not have qemu-ga what is better inject interrupts like
> crazy for next 2 minutes or leave guest with incorrect time?

We can try to S3 and resume the guest.  The guest will assume that it
has slept for an unknown amount of time and resync from the RTC.

This may not work for really old server oriented guests.

-- 
error compiling committee.c: too many arguments to function

  reply	other threads:[~2012-09-13 14:35 UTC|newest]

Thread overview: 48+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-09-12 13:54 [Qemu-devel] Rethinking missed tick catchup Anthony Liguori
2012-09-12 14:21 ` Jan Kiszka
2012-09-12 14:44   ` Anthony Liguori
2012-09-12 14:50     ` Jan Kiszka
2012-09-12 15:06     ` Gleb Natapov
2012-09-12 15:42       ` Jan Kiszka
2012-09-12 15:45         ` Gleb Natapov
2012-09-12 16:16       ` Gleb Natapov
2012-09-12 15:15 ` Gleb Natapov
2012-09-12 18:19   ` Anthony Liguori
2012-09-13 10:49     ` Gleb Natapov
2012-09-13 13:14       ` Eric Blake
2012-09-13 13:28         ` Daniel P. Berrange
2012-09-13 14:06           ` Anthony Liguori
2012-09-13 14:22             ` Gleb Natapov
2012-09-13 14:34               ` Avi Kivity [this message]
2012-09-13 14:42                 ` Eric Blake
2012-09-13 15:40                   ` Avi Kivity
2012-09-13 15:50                     ` Anthony Liguori
2012-09-13 15:53                       ` Avi Kivity
2012-09-13 18:27                         ` Anthony Liguori
2012-09-16 10:05                           ` Avi Kivity
2012-09-16 14:37                             ` Anthony Liguori
2012-09-19 15:34                               ` Avi Kivity
2012-09-19 16:37                                 ` Gleb Natapov
2012-09-19 16:44                                   ` Avi Kivity
2012-09-19 16:55                                     ` Gleb Natapov
2012-09-19 16:57                                       ` Avi Kivity
2012-09-13 14:35               ` Anthony Liguori
2012-09-13 14:48                 ` Gleb Natapov
2012-09-13 15:51                   ` Avi Kivity
2012-09-13 15:56                   ` Anthony Liguori
2012-09-13 16:06                     ` Gleb Natapov
2012-09-13 18:33                       ` Anthony Liguori
2012-09-13 18:56                         ` Gleb Natapov
2012-09-13 20:06                           ` Anthony Liguori
2012-09-13 16:08                     ` Avi Kivity
2012-09-13 13:47         ` Gleb Natapov
2012-09-12 16:27 ` Stefan Weil
2012-09-12 16:45   ` Gleb Natapov
2012-09-12 17:30     ` Stefan Weil
2012-09-12 18:13       ` Gleb Natapov
2012-09-12 19:45         ` Stefan Weil
2012-09-13 10:50           ` Gleb Natapov
2012-09-12 20:06       ` Michael Roth
2012-09-12 17:23 ` Luiz Capitulino
  -- strict thread matches above, loose matches on Subject: below --
2012-09-12 18:03 Clemens Kolbitsch
2012-09-13  6:25 ` Paolo Bonzini

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