Regarding timings


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Forum Vet
11:50:08 AM PDT - Wed, Aug 14th 2013
Quote:Karteek Aug 13th 8:04 pm
with direct option,

timings:

1 proc - 316 sec
2 proc - 201 sec
4 proc - 102 sec
6 proc - 81 sec
8 proc - 72 sec


This looks better.
Is your computer an SGI ICE?
My deductions is (from the benchmark number you reported) that with 8 processes you were saturating the
I/O bandwidth available on the available filesystem.

Cheers, Edo