Re: [Qemu-devel] [PATCH RESEND 1/2] Block: Block replication design for COLO

[Eric Blake <eblake@redhat.com>]

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	On 03/25/2015 10:06 AM, Eric Blake wrote:
> On 12/25/2014 08:31 PM, Yang Hongyang wrote:
>> This is the initial design of block replication.
>> The blkcolo block driver enables disk replication for continuous
>> checkpoints. It is designed for COLO that Secondary VM is running.
>> It can also be applied for FT/HA scene that Secondary VM is not
>> running.
>>
>> Signed-off-by: Wen Congyang <wency@cn.fujitsu.com>
>> Signed-off-by: Lai Jiangshan <laijs@cn.fujitsu.com>
>> Signed-off-by: Yang Hongyang <yanghy@cn.fujitsu.com>
>> ---
>>  docs/blkcolo.txt | 85 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++
>>  1 file changed, 85 insertions(+)
>>  create mode 100644 docs/blkcolo.txt
> 
> Grammar review only (I'll leave the technical review to others)

Yikes; I replied to an old thread because I forgot to clear filtering on
my mail reader.  Apologies for the noise, since...


>> +The blkcolo block driver enables disk replication for continuous checkpoints.
>> +It is designed for COLO that Secondary VM is running. It can also be applied
> 
> similar comments as for Wen's RFC COLO v2 series for
> docs/block-replication.txt (in fact, do we need two files, or should all
> this information be merged into a single file?):

it looks like the patch I commented on has already been morphed into
newer versions.

-- 
Eric Blake   eblake redhat com    +1-919-301-3266
Libvirt virtualization library http://libvirt.org


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