[ofa-general] SDP performance with bzcopy testing help needed
Craig Prescott
prescott at hpc.ufl.edu
Tue Feb 12 13:28:15 PST 2008
Jim Mott wrote:
> Now that SDP is shipping with a non-zero default value for
> sdp_zcopy_thresh (64K), I need some feedback from the list. Does
> anybody except me see a performance gain on large messages?
Oh, I see it - absolutely.
For SDP on iWARP, you can see the improvement for
large messages at.
http://hpc.ufl.edu/benchmarks/iwarp_sdp/
Scan down to SDP Benchmarks. The page is not really
done yet, but I'm trying to finish up today.
I'll run the same tests on IB (we have 4X SDR Lion
Cubs) shortly and post.
Cheers,
Craig
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