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From: "Daniel P. Berrangé" <berrange@redhat.com>
To: "Michal Suchánek" <msuchanek@suse.de>
Cc: Max Reitz <mreitz@redhat.com>, Kevin Wolf <kwolf@redhat.com>,
	ehabkost@redhat.com, qemu-block@nongnu.org,
	"Michael S. Tsirkin" <mst@redhat.com>,
	"Richard W.M. Jones" <rjones@redhat.com>,
	qemu-devel@nongnu.org, stefanha@redhat.com
Subject: Re: [Qemu-devel] storing machine data in qcow images?
Date: Wed, 6 Jun 2018 14:50:10 +0100	[thread overview]
Message-ID: <20180606135010.GF3064@redhat.com> (raw)
In-Reply-To: <20180606154510.24be6ceb@kitsune.suse.cz>

On Wed, Jun 06, 2018 at 03:45:10PM +0200, Michal Suchánek wrote:
> 
> I think that *if* we want an 'appliance' format that stores a whole VM
> in a single file to ease VM distribution then the logical place to look
> in qemu is qcow. The reason have been explained at length.

I rather disagree. This is a common problem beyond just QEMU and everyone
just uses an existing archive format (TAR, ZIP) for bundling together
one or more disk images, metdata for config, and whatever other resources
are applicable for the vendor.  This works with any disk format (raw,
qcow2, vmdk, vpc, etc) so is preferrable to inventing someting that is
specific to qcow2 IMHO.

Regards,
Daniel
-- 
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  reply	other threads:[~2018-06-06 13:50 UTC|newest]

Thread overview: 157+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-05-18 15:30 [Qemu-devel] storing machine data in qcow images? Michael S. Tsirkin
2018-05-18 16:49 ` Eduardo Habkost
2018-05-18 17:09 ` Daniel P. Berrangé
2018-05-18 17:41   ` Eduardo Habkost
2018-05-19  6:05     ` Markus Armbruster
2018-05-21 18:29       ` Eduardo Habkost
2018-05-21 18:44         ` Daniel P. Berrangé
2018-05-21 19:01           ` Eduardo Habkost
2018-05-23 11:19             ` Markus Armbruster
2018-05-23 12:13               ` Eduardo Habkost
2018-05-23 16:35                 ` Markus Armbruster
2018-05-29 14:06                   ` Dr. David Alan Gilbert
2018-06-05 21:58                   ` Michal Suchánek
2018-05-21 20:18     ` Daniel P. Berrangé
2018-05-21 20:33       ` Eduardo Habkost
2018-05-24  9:58         ` Kashyap Chamarthy
2018-05-22  7:35   ` Gerd Hoffmann
2018-05-22 10:53     ` Eduardo Habkost
2018-05-22 14:19     ` Michael S. Tsirkin
2018-05-22 15:02       ` Kevin Wolf
2018-05-22 15:14         ` Eduardo Habkost
2018-05-23  2:12         ` Fam Zheng
2018-05-23  9:16           ` Kevin Wolf
2018-05-23 14:46             ` Michael S. Tsirkin
2018-05-24 11:17   ` Richard W.M. Jones
2018-05-29 14:03     ` Dr. David Alan Gilbert
2018-05-29 14:14       ` Eduardo Habkost
2018-05-29 14:51         ` Richard W.M. Jones
2018-05-29 15:31         ` Dr. David Alan Gilbert
2018-05-22  8:50 ` Philipp Hahn
2018-05-24 11:32 ` Richard W.M. Jones
2018-05-24 14:56   ` Michael S. Tsirkin
2018-05-24 15:08     ` Kevin Wolf
2018-05-24 15:19       ` Michael S. Tsirkin
2018-05-24 15:20       ` Richard W.M. Jones
2018-05-24 16:25         ` Markus Armbruster
2018-05-28 18:10   ` Max Reitz
2018-05-28 18:30     ` Richard W.M. Jones
2018-05-28 18:38       ` Kevin Wolf
2018-05-28 18:44         ` Max Reitz
2018-05-28 19:09           ` Kevin Wolf
2018-05-29  9:23             ` Max Reitz
2018-05-29 10:14               ` Kevin Wolf
2018-05-29 13:16                 ` Eduardo Habkost
2018-05-28 21:20         ` Richard W.M. Jones
2018-05-28 21:25           ` Richard W.M. Jones
2018-05-29  6:44             ` Kevin Wolf
2018-05-29 10:14               ` Max Reitz
2018-06-05  9:21                 ` Dr. David Alan Gilbert
2018-06-05 19:03                   ` Eduardo Habkost
2018-06-05 19:47                     ` Michael S. Tsirkin
2018-06-05 19:54                       ` [Qemu-devel] [Qemu-block] " Eric Blake
2018-06-05 19:58                         ` Richard W.M. Jones
2018-06-05 20:09                           ` Eric Blake
2018-06-05 20:28                             ` Michael S. Tsirkin
2018-06-05 20:46                               ` Eric Blake
2018-06-05 21:26                                 ` Michael S. Tsirkin
2018-06-06  8:07                               ` Dr. David Alan Gilbert
2018-06-06  6:23                           ` Gerd Hoffmann
2018-06-05 20:06                         ` Michael S. Tsirkin
2018-06-06  6:26                     ` [Qemu-devel] " Gerd Hoffmann
2018-06-06  9:44                     ` Dr. David Alan Gilbert
2018-06-06 13:35                       ` Eduardo Habkost
2018-06-06 11:02                   ` Max Reitz
2018-06-06 11:14                     ` Dr. David Alan Gilbert
2018-06-06 11:26                       ` Max Reitz
2018-06-06 12:00                         ` Dr. David Alan Gilbert
2018-06-06 12:59                           ` Max Reitz
2018-06-06 14:31                             ` Dr. David Alan Gilbert
2018-06-06 14:37                               ` Daniel P. Berrangé
2018-06-06 14:42                                 ` Dr. David Alan Gilbert
2018-06-06 14:51                               ` Max Reitz
2018-06-06 15:05                                 ` Dr. David Alan Gilbert
2018-06-06 15:36                                   ` Eric Blake
2018-06-06 16:11                                     ` Michal Suchánek
2018-06-06 16:37                                       ` Eric Blake
2018-06-06 16:32                                     ` Daniel P. Berrangé
2018-06-06 16:36                                       ` Dr. David Alan Gilbert
2018-06-07 10:02                                       ` Andrea Bolognani
2018-06-07 10:22                                         ` Daniel P. Berrangé
2018-06-07 11:17                                           ` Andrea Bolognani
2018-06-07 12:38                                             ` Daniel P. Berrangé
2018-06-07 13:49                                               ` Dr. David Alan Gilbert
2018-06-07 14:06                                                 ` Andrea Bolognani
2018-06-07 14:45                                                   ` Dr. David Alan Gilbert
2018-06-07 14:56                                                     ` Andrea Bolognani
2018-06-07 15:25                                                       ` Dr. David Alan Gilbert
2018-06-07 20:38                                                         ` Gerd Hoffmann
2018-06-07 10:32                                         ` Richard W.M. Jones
2018-06-07 10:35                                           ` Dr. David Alan Gilbert
2018-06-07 10:36                                           ` Daniel P. Berrangé
2018-06-07 10:54                                             ` Andrea Bolognani
2018-06-07 19:24                                               ` Laszlo Ersek
2018-06-08  8:21                                                 ` Dr. David Alan Gilbert
2018-06-08  8:41                                                   ` Daniel P. Berrangé
2018-06-08  8:53                                                     ` Dr. David Alan Gilbert
2018-06-07 21:19                                               ` Michael S. Tsirkin
2018-06-07 21:18                                             ` Michael S. Tsirkin
2018-06-07 10:51                                           ` Andrea Bolognani
2018-06-07 19:38                                             ` Laszlo Ersek
2018-06-06 17:49                                   ` Max Reitz
2018-06-06 15:09                                 ` Michael S. Tsirkin
2018-06-06 17:06                                   ` Max Reitz
2018-06-07 21:43                                     ` Michael S. Tsirkin
2018-06-09 21:34                                       ` Max Reitz
2018-06-11  2:06                                         ` Michael S. Tsirkin
2018-06-11  8:16                                           ` Michal Suchánek
2018-06-06 11:42                       ` Richard W.M. Jones
2018-06-06 11:48                         ` Daniel P. Berrangé
2018-06-06 11:53                           ` Max Reitz
2018-06-06 12:03                           ` Dr. David Alan Gilbert
2018-06-06 13:15                             ` Max Reitz
2018-06-06 12:29                           ` Richard W.M. Jones
2018-06-06 11:22                     ` [Qemu-devel] [Qemu-block] " Peter Krempa
2018-06-06 10:32                 ` [Qemu-devel] " Michal Suchánek
2018-06-06 11:02                   ` Max Reitz
2018-06-06 11:19                     ` Michal Suchánek
2018-06-06 11:32                       ` Max Reitz
2018-06-06 11:37                         ` Dr. David Alan Gilbert
2018-06-06 11:44                           ` Max Reitz
2018-06-06 12:16                             ` Dr. David Alan Gilbert
2018-06-06 13:22                               ` Max Reitz
2018-06-06 14:02                                 ` Dr. David Alan Gilbert
2018-06-06 14:33                                   ` Max Reitz
2018-06-06 14:41                                     ` Dr. David Alan Gilbert
2018-06-06 14:55                                       ` Max Reitz
2018-06-06 15:25                                         ` Michal Suchánek
2018-06-06 18:02                                           ` Max Reitz
2018-06-06 18:33                                             ` Michal Suchánek
2018-06-06 18:36                                               ` Eduardo Habkost
2018-06-07 18:27                                                 ` [Qemu-devel] [Qemu-block] " Kashyap Chamarthy
2018-06-06 13:42                             ` [Qemu-devel] " Eduardo Habkost
2018-06-06 14:55                               ` Michael S. Tsirkin
2018-06-06 14:57                                 ` Max Reitz
2018-06-11 14:10                                 ` Kevin Wolf
2018-06-06 14:46                             ` Michael S. Tsirkin
2018-06-06 15:04                               ` Max Reitz
2018-06-06 11:43                         ` Michal Suchánek
2018-06-06 11:52                           ` Max Reitz
2018-06-06 12:13                             ` Michal Suchánek
2018-06-06 13:14                               ` Max Reitz
2018-06-06 13:45                                 ` Michal Suchánek
2018-06-06 13:50                                   ` Daniel P. Berrangé [this message]
2018-06-06 14:14                                     ` Eduardo Habkost
2018-06-06 14:21                                       ` Max Reitz
2018-06-06 14:24                                       ` Daniel P. Berrangé
2018-06-06 14:17                                   ` Max Reitz
2018-06-06 16:10                                     ` Eduardo Habkost
2018-06-06 18:09                                       ` Max Reitz
2018-06-11  8:44                         ` Richard W.M. Jones
2018-06-06 11:40                     ` Richard W.M. Jones
2018-06-06 14:31                       ` Michael S. Tsirkin
2018-06-06 14:43                     ` Michael S. Tsirkin
2018-06-06 14:57                       ` Eric Blake
2018-06-06 20:39                         ` Eric Blake
2018-06-06 21:01                           ` Gerd Hoffmann
2018-06-06 15:02                       ` Max Reitz

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