Date: Fri, 13 May 2005 19:52:02 -0400 (EDT) From: "Mike Jakubik" <mikej@rogers.com> To: "Marian Durkovic" <md@bts.sk> Cc: current@freebsd.org Subject: Outgoing speed problems in -CURRENT (was: Re: SOLVED: Degraded TCP performace on Intel PRO/1000) Message-ID: <3973.172.16.0.199.1116028322.squirrel@172.16.0.1> In-Reply-To: <20050512072754.GB92476@us.svf.stuba.sk> 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> <20050512072754.GB92476@us.svf.stuba.sk>
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On Thu, May 12, 2005 3:27 am, Marian Durkovic said: >> 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. I just tried your patch, but unfortunately it does not seem to affect my problem, the speeds are identical. I am still getting half the performance when sending out. The fact that this also occurs using another machine and a different card, leads me to belive something is broken in -CURRENT.
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