well, sortof... =P Hardware: ========= Intel e1000 Gbit PCIe card. Intel Xeon 3GHz. Two of these, connected with a wire. Software: ========= * Dave miller's tree of about a couple of months ago. * The two patch sets [11, 3] that I sent to the DCCP ml. Practice: ========= sorlinux ~ # sysctl net.core.wmem_default net.core.wmem_default = 150000000 sorlinux ~ # tc qdisc show dev eth4 qdisc netem 8001: limit 36000 delay 200.0ms sorlinux ~ # sorlinux dccp # iperf-2.0.2/src/iperf -X DCCP -i1 -l 1400 -c 1.2.3.5 -t 30 ------------------------------------------------------------ Client connecting to 1.2.3.5, DCCP port 5001 TCP window size: 143 MByte (default) ------------------------------------------------------------ [ 5] local 1.2.3.4 port 49044 connected with 1.2.3.5 port 5001 [ 5] 0.0- 1.0 sec 15.0 KBytes 123 Kbits/sec [ 5] 1.0- 2.0 sec 111 KBytes 907 Kbits/sec [ 5] 2.0- 3.0 sec 844 KBytes 6.91 Mbits/sec [ 5] 3.0- 4.0 sec 6.25 MBytes 52.5 Mbits/sec [ 5] 4.0- 5.0 sec 41.6 MBytes 349 Mbits/sec [ 5] 5.0- 6.0 sec 112 MBytes 944 Mbits/sec [ 5] 6.0- 7.0 sec 114 MBytes 955 Mbits/sec [ 5] 7.0- 8.0 sec 114 MBytes 958 Mbits/sec [ 5] 8.0- 9.0 sec 114 MBytes 957 Mbits/sec [ 5] 9.0-10.0 sec 113 MBytes 946 Mbits/sec [ 5] 10.0-11.0 sec 113 MBytes 951 Mbits/sec [ 5] 11.0-12.0 sec 112 MBytes 944 Mbits/sec [ 5] 12.0-13.0 sec 112 MBytes 939 Mbits/sec [ 5] 13.0-14.0 sec 112 MBytes 938 Mbits/sec [ 5] 14.0-15.0 sec 112 MBytes 942 Mbits/sec [ 5] 15.0-16.0 sec 111 MBytes 932 Mbits/sec [ 5] 16.0-17.0 sec 109 MBytes 915 Mbits/sec [ 5] 17.0-18.0 sec 110 MBytes 919 Mbits/sec [ 5] 18.0-19.0 sec 109 MBytes 916 Mbits/sec [ 5] 19.0-20.0 sec 111 MBytes 928 Mbits/sec [ 5] 20.0-21.0 sec 111 MBytes 933 Mbits/sec [ 5] 21.0-22.0 sec 114 MBytes 952 Mbits/sec [ 5] 22.0-23.0 sec 114 MBytes 954 Mbits/sec [ 5] 23.0-24.0 sec 113 MBytes 950 Mbits/sec [ 5] 24.0-25.0 sec 112 MBytes 941 Mbits/sec [ 5] 25.0-26.0 sec 113 MBytes 949 Mbits/sec [ 5] 26.0-27.0 sec 113 MBytes 949 Mbits/sec [ 5] 27.0-28.0 sec 112 MBytes 940 Mbits/sec [ 5] 28.0-29.0 sec 113 MBytes 946 Mbits/sec [ 5] 0.0-30.0 sec 2.79 GBytes 798 Mbits/sec sorlinux dccp # Do I get a cookie? - : send the line "unsubscribe dccp" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html