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Re: [Qemu-block] [Qemu-devel] [PATCH COLO v4 01/15] docs: block replicat
From: |
Andrey Korolyov |
Subject: |
Re: [Qemu-block] [Qemu-devel] [PATCH COLO v4 01/15] docs: block replication's description |
Date: |
Wed, 20 May 2015 19:31:47 +0300 |
On Thu, May 14, 2015 at 6:38 PM, Dr. David Alan Gilbert
<address@hidden> wrote:
> * Wen Congyang (address@hidden) wrote:
>> At 2015/5/14 19:19, Dr. David Alan Gilbert Wrote:
>> >One thing I wanted to check I understand; how much RAM do the active and
>> >hidden
>> >disks use; lets say during the 1st checkpoint 10MB of disk is written,
>> >and during hte 2nd checkpoint a different 10MB of the disk is written
>> >(to different locations on the disk); how big are the active and hidden
>> >disks in RAM - are they 10MB or 20MB?
>>
>> 10MB, we will make active and hidden disks empty when doing checkpoint.
>
> Thanks, that's what I was hoping.
>
> Dave
>
>>
>> Thanks
>> Wen Congyang
> --
> Dr. David Alan Gilbert / address@hidden / Manchester, UK
>
Hello Wen, others,
are you planning to add raw support for a disk underlying below
nbd-server (secondary copy in docs) anytime soon?
- Re: [Qemu-block] [PATCH COLO v4 02/15] allow writing to the backing file, (continued)
- [Qemu-block] [PATCH COLO v4 03/15] Allow creating backup jobs when opening BDS, Wen Congyang, 2015/05/08
- [Qemu-block] [PATCH COLO v4 05/15] Backup: clear all bitmap when doing block checkpoint, Wen Congyang, 2015/05/08
- [Qemu-block] [PATCH COLO v4 06/15] Don't allow a disk use backing reference target, Wen Congyang, 2015/05/08
- [Qemu-block] [PATCH COLO v4 04/15] block: Parse "backing_reference" option to reference existing BDS, Wen Congyang, 2015/05/08
- [Qemu-block] [PATCH COLO v4 01/15] docs: block replication's description, Wen Congyang, 2015/05/08
[Qemu-block] [PATCH COLO v4 10/15] NBD client: connect to nbd server later, Wen Congyang, 2015/05/08
[Qemu-block] [PATCH COLO v4 09/15] Introduce a new -drive option to control whether to connect to remote target, Wen Congyang, 2015/05/08
[Qemu-block] [PATCH COLO v4 11/15] Add new block driver interfaces to control block replication, Wen Congyang, 2015/05/08
[Qemu-block] [PATCH COLO v4 08/15] NBD client: implement block driver interfaces to connect/disconnect NBD server, Wen Congyang, 2015/05/08
[Qemu-block] [PATCH COLO v4 13/15] quorum: implement block driver interfaces for block replication, Wen Congyang, 2015/05/08
[Qemu-block] [PATCH COLO v4 12/15] skip nbd_target when starting block replication, Wen Congyang, 2015/05/08