[Gluster-users] Replacing a replicated brick

[Vijay Bellur]

On Monday 27 July 2015 04:53 PM, Atin Mukherjee wrote:
>
>
> On 07/27/2015 03:38 PM, Iain Milne wrote:
>> Hi,
>>
>> Hopefully a fairly simple question:
>>
>> If I have a 3.6 distributed replica-2 setup with four nodes of one brick
>> each (so A/B in replicate as are C/D) what is the process of commands I
>> need to run to replace B, with new brick E?
> You can go for replace brick commit force option. Please note commit
> force can result into data loss. You would need to ensure that you copy
> the data from the failed brick to the new brick manually.
>>

If you ensure that the brick being replaced is not the source for any 
pending self-heals, replace-brick commit force in a replicated volume is 
safe. self-healing would take care of re-populating data once a new 
brick is in place.

Regards,
Vijay