[Lustre-discuss] How to force client-oss communication over IB when the MDS has only ethernet?

Ken Hornstein kenh at cmf.nrl.navy.mil
Tue Mar 23 10:48:39 PDT 2010


>Yes! I created OSTs and did some testing with plain eth configuration 
>first, so this would explain things.  How can I tell the MDS that things 
>have changed?

You'll have to run tunefs.lustre --writeconf (the Lustre manual
explains this in a bit more detail).  I had some vague memory that you
only used to have to do it on the MDT, but last time I did it I had to
do it on the MDT and all OSTs.

--Ken



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