Re: Tuning OpenBSD network throughput

2006-08-09 Thread Srebrenko Sehic
You can try netperf. It works fine. Snippet below shows the results of the network thruput between 2 Opteron boxes running 3.9 with bge/em gigabit cards. [EMAIL PROTECTED]:/home/ssehic$ netperf -H x2100 -l 300 -- -s 64K -m 64K -M 64K -S 64K TCP STREAM TEST to 192.168.0.61 Recv SendSend

Tuning OpenBSD network throughput

2006-08-08 Thread Matthew R. Dempsky
I have three machines that I'm using for testing network performance: - 2.0GHz Pentium 4, 256MiB RAM, Ubuntu 6.06, e1000 - 266MHz Pentium II, 192MiB RAM, Debian Unstable, sk98lin - 600MHz Pentium M, 256MiB RAM, OpenBSD 4.0-current, em(4) All network settings are still at their

Re: Tuning OpenBSD network throughput

2006-08-08 Thread knitti
On 8/8/06, Matthew R. Dempsky [EMAIL PROTECTED] wrote: First, I connected the two Linux boxes with an Ethernet cable and ran ``iperf -s'' on the 2.0GHz machine and ``iperf -c 192.168.10.1'' on the 266MHz machine, and iperf reported a bandwidth of about 224 Mbits/sec. Then, I substituted out the

Re: Tuning OpenBSD network throughput

2006-08-08 Thread Luiz Souza
knitti wrote: On 8/8/06, Matthew R. Dempsky [EMAIL PROTECTED] wrote: First, I connected the two Linux boxes with an Ethernet cable and ran ``iperf -s'' on the 2.0GHz machine and ``iperf -c 192.168.10.1'' on the 266MHz machine, and iperf reported a bandwidth of about 224 Mbits/sec. Then, I

Re: Tuning OpenBSD network throughput

2006-08-08 Thread Antti Harri
On Tue, 8 Aug 2006, Matthew R. Dempsky wrote: but running ``iperf -c 192.168.10.1'' under OpenBSD reported a mere 3.8 Mbits/sec---nearly two orders of magnitude less! The version of iperf in ports is broken for at least i386. It needs a patch to run correctly. I wrote one but someone replied

Re: Tuning OpenBSD network throughput

2006-08-08 Thread Michal Soltys
Matthew R. Dempsky wrote: I have three machines that I'm using for testing network performance: - 2.0GHz Pentium 4, 256MiB RAM, Ubuntu 6.06, e1000 - 266MHz Pentium II, 192MiB RAM, Debian Unstable, sk98lin - 600MHz Pentium M, 256MiB RAM, OpenBSD 4.0-current, em(4) [cut] Can