Linux version 2.6.34-rc1bifrost-x86_64 (root@gatling) (gcc version 4.3.2 (GCC) ) #2 SMP Tue Mar 23 11:16:23 Loca Flowcontrol disabled rx/tx. TCP_RR via seprate machine on eth2. Routing between eth0-->eth1 simplex ip r | wc -l 279845 route cache disbaled rtstat size IN: hit tot mc no_rt bcast madst masrc OUT: hit tot mc GC: tot ignored goal_miss ovrf HAh 7006 0 1343842 0 0 0 0 0 0 0 0 0 0 0 0 0 6674 0 1343940 0 0 0 0 0 0 1 0 0 0 0 0 0 7581 0 1343996 0 0 0 0 0 0 1 0 0 0 0 0 0 7534 0 1344431 0 0 0 0 0 0 0 0 0 0 0 0 0 ifstat2 RX -------------------------- TX -------------------------- eth0 9464.3 M bit/s 1335 k pps 0 bit/s 0 pps eth1 472 bit/s 0 pps 9438.5 M bit/s 1332 k pps eth2 0 bit/s 0 pps 0 bit/s 0 pps RSS patch so CPU0 is not used for forwarding labb:/# cpu_pkts > /dev/null;sleep 1; cpu_pkts 0 0 1 196830 2 200860 3 186922 4 191866 5 186876 6 190106 7 190412 taskset -c 0 netserver netperf -t TCP_RR -H 10.10.12.2 cpu_pkts > /dev/null;sleep 1; cpu_pkts 0 33335 1 200318 2 201851 3 192037 4 193200 5 194082 6 193080 7 192434 Without load ============ TCP REQUEST/RESPONSE TEST from 0.0.0.0 (0.0.0.0) port 0 AF_INET to 10.10.12.2 (10.10.12.2) port 0 AF_INET 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 31166.53 16384 87380 1 1 10.00 31208.25 16384 87380 1 1 10.00 30447.18 16384 87380 1 1 10.00 30765.10 16384 87380 1 1 10.00 30257.61 16384 87380 1 1 10.00 31006.50 16384 87380 1 1 10.00 31296.60 16384 87380 1 1 10.00 30336.58 16384 87380 1 1 10.00 30138.91 16384 87380 1 1 10.00 27605.57 With load ========== TCP REQUEST/RESPONSE TEST from 0.0.0.0 (0.0.0.0) port 0 AF_INET to 10.10.12.2 (10.10.12.2) port 0 AF_INET 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 29053.03 16384 87380 1 1 10.00 27275.40 16384 87380 1 1 10.00 29871.81 16384 87380 1 1 10.00 28924.03 16384 87380 1 1 10.00 29302.57 16384 87380 1 1 10.00 29492.76 16384 87380 1 1 10.00 29977.90 16384 87380 1 1 10.00 29771.17 16384 87380 1 1 10.00 27000.90 16384 87380 1 1 10.00 27636.61 NO RSS ==============================================0 ifstat2 RX -------------------------- TX -------------------------- eth0 9484.1 M bit/s 1338 k pps 0 bit/s 0 pps eth1 3.7 k bit/s 7 pps 9516.8 M bit/s 1343 k pps eth2 0 bit/s 0 pps 0 bit/s 0 pps rtstat size IN: hit tot mc no_rt bcast madst masrc OUT: hit tot mc GC: tot ignored goal_miss ovrf HAh 8727 0 1343906 0 0 0 0 0 0 0 0 0 0 0 0 0 8985 0 1344613 0 0 0 0 0 0 0 0 0 0 0 0 0 5905 0 1346188 0 0 0 0 0 0 0 0 0 0 0 0 0 9921 0 1343458 0 0 0 0 0 0 0 0 0 0 0 0 0 9130 0 1343705 0 0 0 0 0 0 0 0 0 0 0 0 0 cpu_pkts > /dev/null;sleep 1; cpu_pkts 0 168890 1 170835 2 166680 3 169710 4 169289 5 166842 6 171981 7 167727 NO LOAD TCP REQUEST/RESPONSE TEST from 0.0.0.0 (0.0.0.0) port 0 AF_INET to 10.10.12.2 (10.10.12.2) port 0 AF_INET 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 30060.99 16384 87380 1 1 10.00 29832.66 16384 87380 1 1 10.00 30463.10 16384 87380 1 1 10.00 30119.42 16384 87380 1 1 10.00 31485.20 16384 87380 1 1 10.00 30980.85 16384 87380 1 1 10.00 30120.47 16384 87380 1 1 10.00 28001.58 LOAD TCP REQUEST/RESPONSE TEST from 0.0.0.0 (0.0.0.0) port 0 AF_INET to 10.10.12.2 (10.10.12.2) port 0 AF_INET 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 5322.50 16384 87380 1 1 10.00 5282.15 16384 87380 1 1 10.00 5140.76 16384 87380 1 1 10.00 5056.91 16384 87380 1 1 10.00 6549.97 16384 87380 1 1 10.00 5965.56 16384 87380 1 1 10.00 5246.93 16384 87380 1 1 10.00 5224.25