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Re: [Qemu-block] [Qemu-devel] [PATCH COLO v4 01/15] docs: block replicat
From: |
Wen Congyang |
Subject: |
Re: [Qemu-block] [Qemu-devel] [PATCH COLO v4 01/15] docs: block replication's description |
Date: |
Thu, 21 May 2015 16:35:13 +0800 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:31.0) Gecko/20100101 Thunderbird/31.7.0 |
On 05/21/2015 12:31 AM, Andrey Korolyov wrote:
> 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?
What do you want? The primary disk and secondary disk can be any
format.
Thanks
Wen Congyang
>
>
- 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
[Qemu-block] [PATCH COLO v4 14/15] quorum: allow ignoring child errors, Wen Congyang, 2015/05/08