[Lustre-discuss] Interoperable issues between 1.8.6 and 2.1

Ken Hornstein kenh at cmf.nrl.navy.mil
Wed Aug 22 18:00:17 PDT 2012

>I am not finding where it says explicitly that a lustre client running
>1.8 will successfully be able to read and write to a set of lustre
>servers running lustre 2.1. are there any known issues?

I forget where that was written down; I can report that it works fine.
WITH THE EXCEPTION of ia64 1.8-based clients; that totally doesn't work.

>Are there any known issues upgrading the oss/ost and mds/mdt systems
>from 1.8 to 2.1?  There's already > 16 terabytes in place...

Nope, it was basically umount->upgrade->mount for us.


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