Quoting r. Scott Weitzenkamp (sweitzen) <[EMAIL PROTECTED]>:
> Netperf (www.netperf.org) is a good tool to measure IPoIB performance.

Of special note is the -T flag which often lets you get more consistent results
by pinning the test to a single CPU.

Another useful tool is iperf, which has a -P option for running multiple socket
tests in parallel. In TCP, multi-socket performance often exceeds that of a 
single
socket.

-- 
MST

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