[Lustre-discuss] Setting up lustre for backup

Andreas Dilger adilger at sun.com
Fri Jul 10 10:07:54 PDT 2009


On Jul 10, 2009  15:34 +0300, Onane wrote:
> I installed lustre on three machines (mc0, mc1, mc2)
> 
> I configured lustre,
> on mc0 as MDT & MGS pair AND OST1,
> on mc1 as OST2
> on mc2 as client
> 
> I want OST2 to be a mirror of OST1. That is, if I copy a file to OST1, it
> will also be copied to OST2. OST2 should be a backup for OST1.
> 
> Can I do this configuration using default lustre options ? Can it be
> accomplished by --failnode directive ? If so, how can I do it

No, this isn't yet supported by Lustre.

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




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