[Lustre-discuss] Lustre locking

[Andreas Dilger]

On Jan 16, 2009  00:52 -0500, Mag Gam wrote:
> At our university many of our students and professors use SQLite and
> Berkley DB for their projects. Probally, BDB more than SQLite. Would I
> we need to have Lustre mounted up a certain way to avoid corruption
> via file locking? Any thoughts about this?

That depends on how they use it.  Mounting Lustre with "-o localflock"
will provide locking on a single node without any performance impact,
which is enough for single-node databases like SQLite and Berkley DB.

Cheers, Andreas
--
Andreas Dilger
Sr. Staff Engineer, Lustre Group
Sun Microsystems of Canada, Inc.