Performance difference: [EMAIL PROTECTED]:~/tmp$ time iperf -V -c ping.lrz-muenchen.de ------------------------------------------------------------ Client connecting to ping.lrz-muenchen.de, TCP port 5001 TCP window size: 16.0 KByte (default) ------------------------------------------------------------ [ 3] local 2001:4ca0:0:f000:211:43ff:fe7e:3a76 port 39596 connected with 2001:4ca0:0:101:250:56ff:fea9:56a1 port 5001 [ 3] 0.0-10.0 sec 1.03 GBytes 886 Mbits/sec
real 0m10.007s user 0m2.244s sys 0m13.769s [System is very unresponsive during the test and iperf uses up to 180% cpu according to top] [EMAIL PROTECTED]:~/tmp$ sudo dpkg -i iperf_2.0.2-3.1_i386.deb (Lese Datenbank ... 102562 Dateien und Verzeichnisse sind derzeit installiert.) Vorbereiten zum Ersetzen von iperf 2.0.2-3 (durch iperf_2.0.2-3.1_i386.deb) ... Entpacke Ersatz für iperf ... Richte iperf ein (2.0.2-3.1) ... [EMAIL PROTECTED]:~/tmp$ time iperf -V -c ping.lrz-muenchen.de ------------------------------------------------------------ Client connecting to ping.lrz-muenchen.de, TCP port 5001 TCP window size: 16.0 KByte (default) ------------------------------------------------------------ [ 3] local 2001:4ca0:0:f000:211:43ff:fe7e:3a76 port 46070 connected with 2001:4ca0:0:101:250:56ff:fea9:56a1 port 5001 [ 3] 0.0-10.0 sec 1.06 GBytes 914 Mbits/sec real 0m10.040s user 0m0.120s sys 0m4.748s System is responsive, about 30% CPU usage. Regards, Bernhard