IP Header = 20 TCP Header = 20 Ethernet = 20
Loopback RTT = 0.01 msec Datacenter RTT = 0.250 msec
1 Gbps = 128 MBps Assume 40% overhead, 600 Gps = 75 MBps
RPC call expectation p50 < 1 msec p95 ~ 1 msec p99 ~ 2 msec p999 ~ 3-10 msec
Ping Flood: $ sudo ping -f -c -s
http://www.ibm.com/developerworks/aix/library/au-networkperfanalysis/