[Lustre-discuss] [HPDD-discuss] Unable to move MDS using procedure in the manual

Ken Hornstein kenh at cmf.nrl.navy.mil
Tue Jun 4 11:10:08 PDT 2013

>Which version of Lustre is this? File based backup / restore does not work
>in 2.x. OI scrub which rebuilds the object index is available from Lustre
>2.3 onwards. So file based backup / restore will work from 2.3 onwards.

Well, crud.  I guess that's what Colin was going to tell me, and I see
Andreas said the same thing.

So, this leads to a follow-up question: _where_ is latest and greatest
Lustre manual?  I used the one labelled 2.0 here:


Which doesn't actually mention that you can't do a file-level backup
on the MDT.  Some poking around led me to the Whamcloud one, which actually
does say that.

Perhaps an upgrade to 2.4 is in order (which we were interested in doing


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