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Re: [Gluster-devel] Effect of AFR's known file re-open issue on MySQL
From: |
Anand Avati |
Subject: |
Re: [Gluster-devel] Effect of AFR's known file re-open issue on MySQL |
Date: |
Wed, 11 Feb 2009 11:28:17 +0530 |
> I'd like to confirm that I'm properly understanding how the "File re-opening
> after a server comes back up" known AFR issue affects the use of
> MySQL/InnoDB (and probably any other RDBMS). My impression is that
> MySQL/InnoDB opens a bunch of files when it starts, and it generally holds
> these files open until the database is shut down. This would mean that, if
> MySQL was started while a mirrored brick is offline, replication wouldn't
> happen until after shutting down MySQL. Is that so? This would
> unfortunately seem to work against my reason for having a redundant server
> cluster.
>
> Is there any way to mitigate this issue? For example, would running "ls
> -lR" on the rejoining brick sync it up?
File re-open support will be available in 2.0.1 (say another month)
Avati