[Gluster-users] What to do with split-brain on / (root)

[Pranith Kumar Karampuri]

Colin,
     Was this helpful?

Pranith
On 08/06/2014 08:41 PM, Pranith Kumar Karampuri wrote:
>
> On 08/05/2014 10:38 AM, Colin Coghill wrote:
>>
>> Hi,
>>
>> We have a 2 server replica gluster, about 10TB (5 bricks) on each 
>> side. The servers are fairly high-end and are connected via a private 
>> ethernet connection, appearing to replicate with each other very quickly.
>>
>> Running Ubuntu Precise (12.04) and GlusterFS 3.4.1 on the servers.
>>
>> They're working quite heavily in production and downtime is difficult 
>> to arrange.
>>
>> We've had a lot of trouble with split-brain, where files/dirs on both 
>> sides appear identical
>> (md5sum, datestamps, etc) but I've fixed most of them by erasing the 
>> affected files
>> on one side and letting it re-sync.
>>
>> However, we're left with split brain on '/' and several top level 
>> directories.
>> I'm uncomfortable erasing that much of one side to solve the problem.
>>
>> any advice?
> Hope this document helps:
> https://github.com/gluster/glusterfs/blob/master/doc/split-brain.md
>
> We are going to provide CLI for these issues in 3.6/3.7 versions 
> hopefully.
> Pranith
>>
>>
>> - Colin
>> -- 
>> Colin Coghill
>> DevOps Engineer
>> Koordinates
>> colin.coghill at koordinates.com <mailto:colin.coghill at koordinates.com>
>>
>>
>> _______________________________________________
>> Gluster-users mailing list
>> Gluster-users at gluster.org
>> http://supercolony.gluster.org/mailman/listinfo/gluster-users
>

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