Date: Tue, 29 Nov 2005 10:42:30 -0600 From: Eric Anderson <anderson@centtech.com> To: Josh Paetzel <josh@tcbug.org> Cc: LeifEriccson <hara@br0tkasten.de>, freebsd-mobile@freebsd.org Subject: Re: ethernet bandwith problems Message-ID: <438C84F6.6050600@centtech.com> In-Reply-To: <200511291015.52414.josh@tcbug.org> References: <438A3F82.8040402@br0tkasten.de> <200511272317.44843.josh@tcbug.org> <438C78BD.9080709@centtech.com> <200511291015.52414.josh@tcbug.org>
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Josh Paetzel wrote: > On Tuesday 29 November 2005 09:50 am, Eric Anderson wrote: > >>Josh Paetzel wrote: >> >>>On Sunday 27 November 2005 08:08 pm, Eric Anderson wrote: >>> >>>>LeifEriccson wrote: >>>> >>>>>hi there >>>>> >>>>>i got a wrap-board from pcengines(.ch) with an amd geode cpu and >>>>>two ethernet interfaces. this board is working with freebsd 6.0 >>>>>and the ethernet interfaces with the sis driver. actually i did >>>>>some tests with the iperf tool, and i wondered why i just get a >>>>>perfomance up 37 MBit/s. maybe somebody of you got a clue. >>>> >>>>37MBit/s isn't too bad for a geode I don't think.. >>>> >>>>Eric >>> >>>37 Megabytes per second is reasonable. At that point you are >>>disk-bound >>> >>>37 megabits per second means that there is something wrong. > > > > >>37Megabytes per second is over 100mbit speeds. >> >>37Megabits per second is roughly 4Megabytes per second, about 40% >>of 100megabit speeds. Seems a little low, but 37Megabytes per >>second isn't quite possible over 100megabit. >> >>Eric > > > Yes, 37 Megabytes/sec is over 100mbps speeds....Weren't we talking > about gigE ?? Since it was a sis chipset, I assumed it wasn't, because I don't think it was explicitly mentioned. Eric -- ------------------------------------------------------------------------ Eric Anderson Sr. Systems Administrator Centaur Technology Anything that works is better than anything that doesn't. ------------------------------------------------------------------------
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