Performance Tuning

ethtool -k - HW Offload Settings
[root@perf10 ~]# ethtool -k eth2
Offload parameters for eth2:
Cannot get device udp large send offload settings: Operation
not supported
rx-checksumming: on
tx-checksumming: on
scatter-gather: on
tcp segmentation offload: on
udp fragmentation offload: off
generic segmentation offload: off
These provide the ability to offload the CPU for calculating the
checksums, etc.