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From: Jes Sorensen <Jes.Sorensen@redhat.com>
To: dlaor@redhat.com
Cc: Kevin Wolf <kwolf@redhat.com>,
	Anthony Liguori <aliguori@us.ibm.com>,
	Jagane Sundar <jagane@sundar.org>,
	Marcelo Tosatti <mtosatti@redhat.com>,
	qemu-devel <qemu-devel@nongnu.org>, Avi Kivity <avi@redhat.com>,
	Stefan Hajnoczi <stefan.hajnoczi@uk.ibm.com>
Subject: Re: [Qemu-devel] [RFC] live snapshot, live merge, live block migration
Date: Thu, 12 May 2011 17:33:06 +0200	[thread overview]
Message-ID: <4DCBFDB2.6010801@redhat.com> (raw)
In-Reply-To: <4DC7EEB0.3040007@redhat.com>

On 05/09/11 15:40, Dor Laor wrote:
> Summary:
>   * We need Marcelo's new (to come) block copy implementation
>     * should work in parallel to migration and hotplug
>   * General copy on read is desirable
>   * Live snapshot merge to be implemented using block copy
>   * Need to utilize a remote block access protocol (iscsi/nbd/other)
>     Which one is the best?
>   * Keep qemu-img the single interface for dirty block mappings.
>   * Live block migration pre copy == live copy + block access protocol
>     + live migration
>   * Live block migration post copy == live migration + block access
>     protocol/copy on read.
> 
> Comments?

I think we should add Jagane Sundar's Livebackup to the watch list here.
It looks very interesting as an alternative way to reach some of the
same goals.

Cheers,
Jes

  parent reply	other threads:[~2011-05-12 15:34 UTC|newest]

Thread overview: 28+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-05-09 13:40 [Qemu-devel] [RFC] live snapshot, live merge, live block migration Dor Laor
2011-05-09 15:23 ` Anthony Liguori
2011-05-09 20:58   ` Dor Laor
2011-05-12 14:18   ` Marcelo Tosatti
2011-05-12 15:37   ` Jes Sorensen
2011-05-10 14:13 ` Marcelo Tosatti
2011-05-12 15:33 ` Jes Sorensen [this message]
2011-05-13  3:16   ` Jagane Sundar
2011-05-15 21:14     ` Dor Laor
2011-05-15 21:38       ` Jagane Sundar
2011-05-15 21:38         ` Jagane Sundar
2011-05-16  7:53         ` Dor Laor
2011-05-16  7:53           ` [Qemu-devel] " Dor Laor
2011-05-16  8:23           ` Jagane Sundar
2011-05-16  8:23             ` [Qemu-devel] " Jagane Sundar
2011-05-17 22:53             ` Dor Laor
2011-05-17 22:53               ` [Qemu-devel] " Dor Laor
2011-05-18 15:49               ` Jagane Sundar
2011-05-18 15:49                 ` Jagane Sundar
2011-05-20 12:19 ` Stefan Hajnoczi
2011-05-20 12:39   ` Jes Sorensen
2011-05-20 12:49     ` Stefan Hajnoczi
2011-05-20 12:56       ` Jes Sorensen
2011-05-22  9:52   ` Dor Laor
2011-05-23 13:02     ` Stefan Hajnoczi
2011-05-27 16:46       ` Stefan Hajnoczi
2011-05-27 17:16         ` Jagane Sundar
2011-05-23  5:42   ` Jagane Sundar

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