[OpenAFS] Failover

Pierre Ancelot pierre@bostoncybertech.com
Wed, 28 Dec 2005 13:22:05 -0500


Well, thanks for the link to drdb, it's certainly what i'll use, this or
lustre. About the shared raid drive, if the server that runs it dies, i'
out anyways, so this is not failover.


Thanks. 
Pierre.

PS: Can you please stop to send to me cc to the mailing list ? it's
really annoying. Thanks.


On Wed, 2005-12-28 at 11:12 -0500, Derek Atkins wrote:
> Pierre Ancelot <pierre@bostoncybertech.com> writes:
> 
> > Ok, then, what i am looking for is a distributed filesystem (free of
> > charge and license (GNU or so)) replication over all nodes since i am
> > preparing a virtual mail server using keepalived and maildir system. The
> > thing is users use imap and imaps in a load balanced environnement so
> > every node should access the same filesystem to r/w the changes, the
> > whole thing beeing distributed over all nodes and failover.... 
> >
> > Anyone could please orient me ?
> >
> > Thanks :)
> 
> You don't want AFS for an imap or maildir backend.  You should just
> use a RAID system, or perhaps DRBD (www.drbd.org) if you really want
> network redundancy.  But if it were me I'd just use RAID mirroring
> on directly-connected drives on the imap server.
> 
> -derek