Date: Thu, 12 May 2005 09:27:54 +0200 From: Marian Durkovic <md@bts.sk> To: Mike Jakubik <mikej@rogers.com> Cc: freebsd-net@freebsd.org Subject: Re: SOLVED: Degraded TCP performace on Intel PRO/1000 Message-ID: <20050512072754.GB92476@us.svf.stuba.sk> In-Reply-To: <1424.172.16.0.199.1115851128.squirrel@172.16.0.1> References: <20050505133250.GA73885@us.svf.stuba.sk> <20050506065950.GA1999@us.svf.stuba.sk> <20050507043712.GB28373@xor.obsecurity.org> <1318.172.16.0.199.1115846681.squirrel@172.16.0.1> <1424.172.16.0.199.1115851128.squirrel@172.16.0.1>
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Hi, On Wed, May 11, 2005 at 06:38:48PM -0400, Mike Jakubik wrote: > Any luck submitting the patch for this? Yes, it's kern/80932 > I looked at Intels website, and the latest drive for FreeBSD 4.7 is 1.7.35. 1.7.41 could be found at: http://downloadfinder.intel.com/scripts-df-external/filter_results.aspx?strTypes=all&ProductID=1068&OSFullName=FreeBSD*&lang=eng&strOSs=52&submit=Go%21 > Seems like i am getting half the performance when sending to the fbsd box. > Also, enabling jumbo frames does not help, and sometimes even yields > slightly slower results. Yes, that's exactly the problem my patch is addressing - for larger MTU sizes the TX FIFO is simply too small. And the new Intel's driver ver. 2.1.7 for FreeBSD 5.3 has the same bugs. With kind regards, M.
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