[Fwd: asymetric speeds over gigE link]

Andrew Gallatin gallatin at cs.duke.edu
Thu May 31 10:26:27 UTC 2007

security writes:
 >     The down side is that the best speed I got was around 362Mbps on a
 > gigE link (with netpipe).  I had hoped for better.

362Mb/s is way too low for 1GbE.

You might want to try a UDP test to isolate the bottleneck somewhat.
Try netperf  -tUDP_STREAM -Hmacpro02-m -- -m 1472 and see
what is reported for the transmit vs receive throughput.


More information about the freebsd-performance mailing list