[Samba] ubuntu, ocfs2 with cman and ctdb

Jim McDonough jmcd at samba.org
Tue Jun 21 11:59:16 MDT 2011

On Mon, Jun 20, 2011 at 8:27 PM, Jeremy Allison <jra at samba.org> wrote:
> On Mon, Jun 20, 2011 at 03:18:02PM -0600, charles wrote:
>> hi guys,
>> we're evaluating the available clustering options to get ctdb up and running
>> for a highly available file server.
>> we've set up both gluster and ocfs2 both on seperate 2 node setups.
>> ocfs2 seems to provide better throughput and iops to samba clients than does
>> gluster and that is comparing a single node server to a ctdb clustered 2
>> node server.
>> problem with ocfs2 is that i've been unable to configure it to utilize
>> cman's stack  to provide proper locking for ctdb. gfs2 is up next.
>> does anyone have any pointers/tutorials/document for getting ocfs2 set up
>> with cman on ubunutu?
> Jim Mcdonough and his team @ SuSE has done most of the work
> looking at Samba/CTDB with ocfs2.
> Jim, any comments ?
I'm not familiar with cman.  On SUSE distributions, ocfs2 uses the
pacemaker stack, so I can't really comment on cman.  The locking works
properly with the pacemaker linux-ha stack and ocfs2.

Jim McDonough
Samba Team
SUSE labs
jmcd at samba dot org
jmcd at themcdonoughs dot org

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