[Gluster-users] Is there a way to force a brick in a replica set to automatically self heal after it goes down and comes back up?
jdarcy at redhat.com
Wed Oct 24 18:38:58 UTC 2012
On 10/24/2012 02:20 PM, Kushnir, Michael (NIH/NLM/LHC) [C] wrote:
> I am thinking of a scenario where a brick #2 in two-brick a replica set goes
> down and then comes back up. It will be inconsistent with brick #1. From what I
> understand, missing and changed files are not replicated until a user reads or
> writes to those files. Is there a way to make the brick auto-heal when it comes
> back up?
In 3.3 onward, there is a feature called "proactive self-heal" which will
automatically start repair in such cases. It's also more efficient than
relying on find|stat from a client, though the client driven self-heal is still
there as a belt-and-suspenders kind of thing.
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