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Groups > comp.os.linux.networking > #442
| From | General Schvantzkoph <schvantzkoph@yahoo.com> |
|---|---|
| Newsgroups | comp.os.linux.networking |
| Subject | Re: Recommended bandwidth measureing tool for 10G |
| Date | 2011-07-27 23:31 +0000 |
| Message-ID | <99blefFqi1U4@mid.individual.net> (permalink) |
| References | <9991frFqi1U1@mid.individual.net> <slrnj2vi3u.gtj.grahn+nntp@frailea.sa.invalid> <99ad2nFqi1U2@mid.individual.net> <slrnj30ao0.gtj.grahn+nntp@frailea.sa.invalid> <j0pela$ofu$3@usenet01.boi.hp.com> |
On Wed, 27 Jul 2011 16:33:46 +0000, Rick Jones wrote: > Jorgen Grahn <grahn+nntp@snipabacken.se> wrote: >> On Wed, 2011-07-27, General Schvantzkoph wrote: >> > On Wed, 27 Jul 2011 08:12:47 +0000, Jorgen Grahn wrote: >> > >> >> On Tue, 2011-07-26, General Schvantzkoph wrote: >> >>> What's the best tool to measure the bandwidth between NIC cards. I >> >>> need to measure the bandwidth between 10G NICs. >> >> >> >> What do you mean? That you have two NICs, and want to measure the >> >> mean bits/s are going from A to B over a certain time period? >> >> >> >> >> > Yes that's it exactly. I'm going to try netperf, that looks >> > promising. > >> Isn't netperf a traffic generator? If you just want to see what's >> happening in terms of bits/s, you can use e.g. ifstat(1), or even use >> ifconfig and calculate the average yourself. > > That is correct, netperf is a traffic generator not a traffic monitor. > It will generate traffic between A and B and tell you about the result. > > As there is more to networking than just bandwidth, I'll suggest TCP_RR > tests in addition to TCP_STREAM. > > happy benchmarking, > > rick jones What I want to do is be able to generate traffic at wire speed. I'm designing a piece of hardware that has a couple of 10G ports on it and we need to be able to test it under maximum load.
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Recommended bandwidth measureing tool for 10G General Schvantzkoph <schvantzkoph@yahoo.com> - 2011-07-26 23:38 +0000
Re: Recommended bandwidth measureing tool for 10G Jorgen Grahn <grahn+nntp@snipabacken.se> - 2011-07-27 08:12 +0000
Re: Recommended bandwidth measureing tool for 10G General Schvantzkoph <schvantzkoph@yahoo.com> - 2011-07-27 12:02 +0000
Re: Recommended bandwidth measureing tool for 10G Jorgen Grahn <grahn+nntp@snipabacken.se> - 2011-07-27 15:13 +0000
Re: Recommended bandwidth measureing tool for 10G General Schvantzkoph <schvantzkoph@yahoo.com> - 2011-07-27 15:36 +0000
Re: Recommended bandwidth measureing tool for 10G Jorgen Grahn <grahn+nntp@snipabacken.se> - 2011-07-27 20:42 +0000
Re: Recommended bandwidth measureing tool for 10G Rick Jones <rick.jones2@hp.com> - 2011-07-27 16:33 +0000
Re: Recommended bandwidth measureing tool for 10G General Schvantzkoph <schvantzkoph@yahoo.com> - 2011-07-27 23:31 +0000
Re: Recommended bandwidth measureing tool for 10G Rick Jones <rick.jones2@hp.com> - 2011-07-27 23:01 +0000
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