[Lustre-discuss] Lustre MPI-IO performance on CNL
Weikuan Yu
weikuan.yu at gmail.com
Wed Mar 5 10:12:44 PST 2008
Marty Barnaby wrote:
> My, perhaps, misunderstanding was that a Lustre FS had a maximum lfs
> stripe-count of 160. Is this not a constant set in the LFS, but just
> some local configuration? Could you be more specific about the actual
> lfs stripe-count of the file or files you wrote?
You're right on the maximal stripe-count, and 72 being local for my
choice of the testing. The stripe count can have, but probably a little,
for the relative comparisons between w/ or w/o direct I/O.
--Weikuan
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