On Monday 09 November 2009, Brian J. Murrell wrote:
>
> Theoretically. I had discussed this briefly with another engineer a
> while ago and IIRC, the result of the discussion was that there was
> nothing inherent in the configuration logic that would prevent one from
> having more than two ("primary" and "failover") OSSes providing service
> to an OST. Two nodes per OST is how just about everyone that wants
> failover configures Lustre.
Not everyone ;) And especially it doesn't make sense to have a 2 node failover
scheme with pacemaker:
https://bugzilla.lustre.org/show_bug.cgi?id=20964
--
Bernd Schubert
DataDirect Networks
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