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Re: [Qemu-devel] [PATCH v2 0/6] external backup api
From: |
Stefan Hajnoczi |
Subject: |
Re: [Qemu-devel] [PATCH v2 0/6] external backup api |
Date: |
Tue, 9 Feb 2016 14:21:00 +0000 |
User-agent: |
Mutt/1.5.24 (2015-08-30) |
On Fri, Feb 05, 2016 at 11:28:42AM +0300, Denis V. Lunev wrote:
> On 02/03/2016 11:14 AM, Fam Zheng wrote:
> >On Sat, 01/30 13:56, Vladimir Sementsov-Ogievskiy wrote:
> >>Hi all.
> >>
> >>These series which aims to add external backup api. This is needed to allow
> >>backup software use our dirty bitmaps.
> >>
> >>Vmware and Parallels Cloud Server have this feature.
> >What is the advantage of this appraoch over "drive-backup sync=incremental
> >..."?
>
> This will allow third-party vendors to backup QEMU VMs into
> their own formats or to the cloud etc.
Backup software can implement NBD to receive the incremental blocks from
QEMU. Use drive-backup sync=incremental and the backup appliance as the
NBD target.
It's more complicated to add this QMP command flow to backup software
than to implement NBD.
Stefan
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- Re: [Qemu-devel] [PATCH v2 0/6] external backup api, Fam Zheng, 2016/02/03
- Re: [Qemu-devel] [PATCH v2 0/6] external backup api, Vladimir Sementsov-Ogievskiy, 2016/02/03
- Re: [Qemu-devel] [PATCH v2 0/6] external backup api, Denis V. Lunev, 2016/02/05
- Re: [Qemu-devel] [PATCH v2 0/6] external backup api, Fam Zheng, 2016/02/05
- Re: [Qemu-devel] [PATCH v2 0/6] external backup api,
Stefan Hajnoczi <=
- Re: [Qemu-devel] [PATCH v2 0/6] external backup api, Denis V. Lunev, 2016/02/09
- Re: [Qemu-devel] [PATCH v2 0/6] external backup api, John Snow, 2016/02/09
- Re: [Qemu-devel] [PATCH v2 0/6] external backup api, Denis V. Lunev, 2016/02/09
- Re: [Qemu-devel] [PATCH v2 0/6] external backup api, John Snow, 2016/02/09
- Re: [Qemu-devel] [PATCH v2 0/6] external backup api, Denis V. Lunev, 2016/02/09
- Re: [Qemu-devel] [PATCH v2 0/6] external backup api, Denis V. Lunev, 2016/02/10
Re: [Qemu-devel] [PATCH v2 0/6] external backup api, Stefan Hajnoczi, 2016/02/09