[ofa-general] IPoIB Connected Mode Throughput Question

Shirley Ma xma at us.ibm.com
Wed Feb 27 15:17:58 PST 2008





Hello Wittawat,

You could try sysctl -w to set up big buffer for both send and recv,  for
example:

net.ipv4.tcp_rmem = "4096 87380   4149248"
net.ipv4.tcp_wmem = "4096 87380   4149248"

And please try multiple streams test instead of 1, like iperf you might see
1.2GB/s or above.

Good luck!
Shirley
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