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

[Nikita Danilov]

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.