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From: Kashyap Chamarthy <kchamart@redhat.com>
To: Eduardo Habkost <ehabkost@redhat.com>
Cc: "Michal Suchánek" <msuchanek@suse.de>,
	"Kevin Wolf" <kwolf@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,
	"Max Reitz" <mreitz@redhat.com>,
	"Dr. David Alan Gilbert" <dgilbert@redhat.com>
Subject: Re: [Qemu-devel] [Qemu-block] storing machine data in qcow images?
Date: Thu, 7 Jun 2018 20:27:43 +0200	[thread overview]
Message-ID: <20180607182743.GC1933@paraplu> (raw)
In-Reply-To: <20180606183653.GU7451@localhost.localdomain>

On Wed, Jun 06, 2018 at 03:36:53PM -0300, Eduardo Habkost wrote:
> On Wed, Jun 06, 2018 at 08:33:39PM +0200, Michal Suchánek wrote:
> [...]
> > Lastly we are missing a developer of a management layer committed to
> > support such appliances.
> 
> This is important.  Without developers of management tools
> willing to help specify the requirements and implement the
> feature, all the work in the lower layers would be useless.

FWIW, I'm following along from the OpenStack 'Nova' (it allows you to
provision VMs / QEMU instances) point of view.

Here is a bug (filed by Eduardo) that is tracking what needs to fixed in
Nova:

    https://bugzilla.redhat.com/show_bug.cgi?id=1581414 -- OpenStack
    shouldn't break if the default machine-type in QEMU is "q35"

Refer to comment#6 and comment#11 for some analysis as to where Nova
makes assumptions for machine types.  (There is one instance of it.)

Related: Elsewhere on this KM-long thread, Dan Berrangé and myself have
noted how Nova allows configuring machine types today -- either via
setting a config attribute (in /etc/nova/nova.conf) per Compute node
(where QEMU processes are launched) or via setting a metadata property
per template disk image, which is used to launch Nova instances (VMs).

-- 
/kashyap

  reply	other threads:[~2018-06-07 18:27 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                                                 ` Kashyap Chamarthy [this message]
2018-06-06 13:42                             ` 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
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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