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From: "Dr. David Alan Gilbert" <dgilbert@redhat.com>
To: John Snow <jsnow@redhat.com>
Cc: Piotr Rybicki <piotr.rybicki@innervision.pl>, qemu-devel@nongnu.org
Subject: Re: [Qemu-devel] external snapshots freezes block device since qemu 2.8
Date: Thu, 6 Apr 2017 10:25:31 +0100	[thread overview]
Message-ID: <20170406092530.GD2135@work-vm> (raw)
In-Reply-To: <a153e773-52c1-5d49-e78d-387eb0e712b5@redhat.com>

* John Snow (jsnow@redhat.com) wrote:
> 
> 
> On 03/09/2017 07:26 AM, Dr. David Alan Gilbert wrote:
> > * Piotr Rybicki (piotr.rybicki@innervision.pl) wrote:
> >> Hello there.
> >>
> >> I discovered, that since qemu 2.8 , external snapshots (very similar to:
> >> http://wiki.libvirt.org/page/Live-disk-backup-with-active-blockcommit),
> >> freezes block device after:
> >>
> >> # virsh blockcommit (...)
> >>
> >> There is no error message after completion of the command above.
> >> I'm using gluster + ZFS fuse mount as a storage for a VM on gentoo.
> >> libvirt debug showed nothing helpful.
> >> With qemu <2.8 -: snapshots are working as expected.
> >>
> >> Is this a known issue?
> >> Is it qemu or libvirt ?
> >>
> >> If it helps, how can i diagnose this further?
> > 
> > I don't know of it, cc'd in jsnow.
> > Have you tried bisecting?
> > 
> > Dave
> > 
> >> Thank You & Best regards
> >> Piotr Rybicki
> >>
> > --
> > Dr. David Alan Gilbert / dgilbert@redhat.com / Manchester, UK
> > 
> 
> I'm cleaning out my inbox and I seem to have missed this thread. Was
> there any resolution?

Not that I remember.

Dave

--
Dr. David Alan Gilbert / dgilbert@redhat.com / Manchester, UK

  reply	other threads:[~2017-04-06  9:25 UTC|newest]

Thread overview: 52+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-03-08  8:26 [Qemu-devel] What's the next QEMU version after 2.9 ? (or: when is a good point in time to get rid of old interfaces) Thomas Huth
2017-03-08 10:03 ` Peter Maydell
2017-03-08 11:22   ` Thomas Huth
2017-03-08 11:24     ` Daniel P. Berrange
2017-03-09 12:33       ` Markus Armbruster
2017-03-09  2:21     ` Jason Wang
2017-03-09  8:50       ` Thomas Huth
2017-03-09  9:53         ` Jason Wang
2017-03-09 10:20           ` Yongbok Kim
2017-03-10 11:07             ` Jason Wang
2017-03-10 11:22               ` Peter Maydell
2017-03-10 11:53                 ` Thomas Huth
2017-03-10 11:58                   ` Yongbok Kim
2018-04-24 19:45                     ` Philippe Mathieu-Daudé
2017-03-09 10:11         ` [Qemu-devel] external snapshots freezes block device since qemu 2.8 Piotr Rybicki
2017-03-09 12:26           ` Dr. David Alan Gilbert
2017-04-05 22:18             ` John Snow
2017-04-06  9:25               ` Dr. David Alan Gilbert [this message]
2017-03-10 14:49           ` Kashyap Chamarthy
2017-03-10 15:44             ` Piotr Rybicki
2017-03-08 10:20 ` [Qemu-devel] What's the next QEMU version after 2.9 ? (or: when is a good point in time to get rid of old interfaces) Daniel P. Berrange
2017-03-08 11:19   ` Gerd Hoffmann
2017-04-12 13:47     ` Marc-André Lureau
2017-04-12 14:10       ` Gerd Hoffmann
2017-03-09 16:00 ` Kevin Wolf
2017-03-24 22:10 ` John Snow
2017-03-27  8:06   ` Thomas Huth
2017-03-27 12:01     ` Stefan Hajnoczi
2017-03-27 12:49       ` Peter Maydell
2017-04-03 14:19         ` Stefan Hajnoczi
2017-04-11 12:53           ` Markus Armbruster
2017-04-18  9:51             ` Stefan Hajnoczi
2017-04-18 11:57               ` Gerd Hoffmann
2017-04-18 17:18                 ` John Snow
2017-04-19  5:53                   ` Markus Armbruster
2017-04-19 10:35                     ` Gerd Hoffmann
2017-04-19 10:15                   ` Gerd Hoffmann
2017-04-19 23:08                     ` John Snow
2017-04-20  5:40                       ` Gerd Hoffmann
2017-04-20 11:10                         ` Philippe Mathieu-Daudé
2017-03-27 12:56       ` [Qemu-devel] Deprecating the -net option (was: What's the next QEMU version after 2.9 ? (or: when is a good point in time to get rid of old interfaces)) Thomas Huth
2017-03-27 13:09         ` [Qemu-devel] Deprecating the -net option Thomas Huth
2017-03-27 15:04           ` Paolo Bonzini
2017-03-27 19:04     ` [Qemu-devel] What's the next QEMU version after 2.9 ? (or: when is a good point in time to get rid of old interfaces) John Snow
2017-03-27 19:46       ` Thomas Huth
2017-03-29 16:21       ` [Qemu-devel] Deprecating old machine types Thomas Huth
2017-03-29 16:46         ` Dr. David Alan Gilbert
2017-03-29 16:54           ` Thomas Huth
2017-03-29 16:58           ` Paolo Bonzini
2017-03-29 21:42             ` Michael S. Tsirkin
2017-03-30  8:04             ` Gerd Hoffmann
2017-03-28 17:18     ` [Qemu-devel] Deprecating the -drive option is a good point in time to get rid of old interfaces) Kevin Wolf

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