Performance Tuning

Lower RX Latency with ethtool -C
# ethtool -c eth6
Coalesce parameters for eth6:
<truncate>
rx-usecs: 125
rx-frames: 0
rx-usecs-irq: 0
rx-frames-irq: 0
# ./netperf -H 192.168.10.12 -t TCP_RR
Local /Remote
Socket Size Request Resp. Elapsed Trans.
Send Recv Size Size Time Rate
bytes Bytes bytes bytes secs. per sec
16384 87380 1 1 10.00 8000.27
Lower rx-usecs on the receiver and rerun
# ethtool -C eth6 rx-usecs 100
# ./netperf -H 192.168.10.12 -t TCP_RR
16384 87380 1 1 10.00 10009.83