[Gluster-users] [Gluster-devel] Using geo-replication as backup solution using gluster volume snapshot!

[Atin Mukherjee]

On 03/07/2016 05:13 PM, Kotresh Hiremath Ravishankar wrote:
> Added gluster-users.
> 
> Thanks and Regards,
> Kotresh H R
> 
> ----- Original Message -----
>> From: "Kotresh Hiremath Ravishankar" <khiremat at redhat.com>
>> To: "Gluster Devel" <gluster-devel at gluster.org>
>> Sent: Monday, March 7, 2016 3:03:08 PM
>> Subject: [Gluster-devel] Using geo-replication as backup solution using gluster volume snapshot!
>>
>> Hi All,
>>
>> Here is the idea, we can use geo-replication as backup solution using gluster
>> volume
>> snapshots on slave side. One of the drawbacks of geo-replication is that it's
>> a
>> continuous asynchronous replication and would not help in getting the last
>> week's or
>> yesterday's data. So if we use gluster snapshots at the slave end, we can use
>> the
>> snapshots to get the last week's or yesterday's data making it a candidate
>> for a
>> backup solution. The limitation is that the snapshots at the slave end can't
>> be
>> restored as it will break the running geo-replication. It could be mounted
>> and
>> we have access to data when the snapshots are taken. It's just a naive idea.
>> Any suggestions and use cases are worth discussing:)
When you mention that gluster snapshot can be taken at the slave end how
does it guarantee that the data is available till yesterday or next week
considering the asynchronous nature of the replication strategy? (I've
very limited knowledge on geo replication, so I may sound stupid!)
>>
>>
>> Thanks and Regards,
>> Kotresh H R
>>
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>>
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