Atlantic.net performance
uname -a
ubuntu01 3.2.0-23-generic #36-Ubuntu SMP x86_64
cat /proc/cpuinfo | grep model\ name | uniq
Intel(R) Xeon(R) CPU E5-2620 0 @ 2.00GHz
cat /proc/cpuinfo
cpu MHz : 1200.000
cache size : 15360 KB
cpu cores : 6
ping between 1 GbE ports ~0.267mS
ping between 40GbIB ports ~0.250mS
ibping between 40GbIB ports ~0.305mS
iperf between 1 GbE ports
iperf between 40GbIB ports
SDP configuration
configuring SDP and running netperf tests
Performance Tuning
ubuntu01 3.2.0-23-generic #36-Ubuntu SMP x86_64
cat /proc/cpuinfo | grep model\ name | uniq
Intel(R) Xeon(R) CPU E5-2620 0 @ 2.00GHz
cat /proc/cpuinfo
cpu MHz : 1200.000
cache size : 15360 KB
cpu cores : 6
ping between 1 GbE ports ~0.267mS
ping between 40GbIB ports ~0.250mS
ibping between 40GbIB ports ~0.305mS
iperf between 1 GbE ports
root@ubuntu01:~# iperf -c 209.208.8.163 -P4 ------------------------------------------------------------ Client connecting to 209.208.8.163, TCP port 5001 TCP window size: 23.5 KByte (default) ------------------------------------------------------------ [ 6] local 209.208.8.162 port 52414 connected with 209.208.8.163 port 5001 [ 3] local 209.208.8.162 port 52412 connected with 209.208.8.163 port 5001 [ 4] local 209.208.8.162 port 52413 connected with 209.208.8.163 port 5001 [ 5] local 209.208.8.162 port 52415 connected with 209.208.8.163 port 5001 [ ID] Interval Transfer Bandwidth [ 5] 0.0-10.0 sec 377 MBytes 316 Mbits/sec [ 6] 0.0-10.0 sec 194 MBytes 162 Mbits/sec [ 4] 0.0-10.0 sec 378 MBytes 316 Mbits/sec [ 3] 0.0-10.1 sec 188 MBytes 156 Mbits/sec [SUM] 0.0-10.1 sec 1.11 GBytes 945 Mbits/sec
iperf between 40GbIB ports
root@ubuntu01:/# iperf -c 192.168.10.2 -P2 ------------------------------------------------------------ Client connecting to 192.168.10.2, TCP port 5001 TCP window size: 649 KByte (default) ------------------------------------------------------------ [ 4] local 192.168.10.1 port 44917 connected with 192.168.10.2 port 5001 [ 3] local 192.168.10.1 port 44916 connected with 192.168.10.2 port 5001 [ ID] Interval Transfer Bandwidth [ 4] 0.0-10.0 sec 13.1 GBytes 11.3 Gbits/sec [ 3] 0.0-10.0 sec 14.5 GBytes 12.5 Gbits/sec [SUM] 0.0-10.0 sec 27.7 GBytes 23.8 Gbits/sec root@ubuntu01:/# iperf -c 192.168.10.2 -P3
root@ubuntu01:~# iperf -c 192.168.10.2 -P4 ------------------------------------------------------------ Client connecting to 192.168.10.2, TCP port 5001 TCP window size: 649 KByte (default) ------------------------------------------------------------ [ 6] local 192.168.10.1 port 44899 connected with 192.168.10.2 port 5001 [ 3] local 192.168.10.1 port 44896 connected with 192.168.10.2 port 5001 [ 4] local 192.168.10.1 port 44897 connected with 192.168.10.2 port 5001 [ 5] local 192.168.10.1 port 44898 connected with 192.168.10.2 port 5001 [ ID] Interval Transfer Bandwidth [ 6] 0.0-10.0 sec 6.92 GBytes 5.94 Gbits/sec [ 3] 0.0-10.0 sec 6.90 GBytes 5.92 Gbits/sec [ 4] 0.0-10.0 sec 6.92 GBytes 5.94 Gbits/sec [ 5] 0.0-10.0 sec 6.91 GBytes 5.94 Gbits/sec [SUM] 0.0-10.0 sec 27.6 GBytes 23.7 Gbits/sec
root@ubuntu01:/# NPtcp -h 192.168.10.2 Send and receive buffers are 16384 and 87380 bytes (A bug in Linux doubles the requested buffer sizes) Now starting the main loop 0: 1 bytes 3937 times --> 0.37 Mbps in 20.62 usec 1: 2 bytes 4849 times --> 0.74 Mbps in 20.64 usec 2: 3 bytes 4843 times --> 1.11 Mbps in 20.68 usec 3: 4 bytes 3223 times --> 1.46 Mbps in 20.84 usec 79: 65533 bytes 417 times --> 4963.59 Mbps in 100.73 usec 103: 1048573 bytes 47 times --> 7880.50 Mbps in 1015.16 usec 123: 8388611 bytes 8 times --> 9577.88 Mbps in 6682.07 usecOthers have acheived ~40Gb/sec
SDP configuration
configuring SDP and running netperf tests
Performance Tuning
Comments