[openfabrics-ewg] Cisco SQA results so far for OFED 1.0 rc5
Scott Weitzenkamp (sweitzen)
sweitzen at cisco.com
Mon Jun 5 00:50:33 PDT 2006
We've focused on SDP and MPI performance so far on RHEL4 U3 x86_64.
Some bad news:
* MVAPICH MPI small message latency is slightly worse across the
board, as measured by OSU latency benchmarks. For example:
* Lion Mini SDR: small message latency up from 3.43 usec
to 3.53 usec
* Cheetah SDR: small message latency up from 3.57 usec to
3.73 usec
* SDP throughput worse and small message latency worse than rc4.
For example
* SDP small message latency worse than IPoIB now
* Lion Mini SDR: throughput dropped from 7.24 Gb/sec to
6.45 Gb/sec
* Lion Mini SDR: latency grew from 17.5 usec to 30.0 usec
Scott Weitzenkamp
SQA and Release Manager
Server Virtualization Business Unit
Cisco Systems
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