[Lustre-discuss] [Lustre-devel] Wide area use of Lustre and client caches

Nikita Danilov Nikita.Danilov at Sun.COM
Fri May 9 11:17:28 PDT 2008


Peter Braam writes:
 > Nono - striping should only be used to get more bandwidth from servers.  The
 > correct solution to the problem you point out is a lock conversion, planned
 > long ago, still far away maybe (Nikita?).

Yes, it's far away. Interestingly, similar lock "conversion" for
meta-data locks is required for write-back cache, when a sub-tree lock
is split into a set of sub-sub-tree sub-locks.

 > 
 > Peter

Nikita.



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