Date: Mon, 12 Nov 2001 07:45:59 -0500 From: Mike Tancsa <mike@sentex.net> To: zec@tel.fer.hr (Marko Zec) Cc: freebsd-net@freebsd.org Subject: Re: Intel nics (fxp, wx, gx) questions Message-ID: <l2hvut8q333pkm2nsu581pt87ahms43gvi@4ax.com> In-Reply-To: <SEN.1005425529.240562538@news.sentex.net> References: <20011110141356.A60420@ada.snu.ac.kr> <SEN.1005425529.240562538@news.sentex.net>
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On Sat, 10 Nov 2001 20:52:09 +0000 (UTC), in sentex.lists.freebsd.net you wrote: >Kyunghwan Kim wrote: > >> Some questions related to intel nic drivers: >> >> 1. fxp microcode >> Marko has summited fxp interrupt bundling patch before. >> Is there any reference to write fxp microcode? > >No that I am aware of, as I just used the microcode supplied with = Intel's >Linux driver in binary form. > >After conducting a few TCP throughput tests with interrupt coalescing >microcode, I found that depending of the specific environment, quite = serious >TCP perfomance degradation can follow as a result of additional delay Hi, Can you give some more details as to where this introduces performance problems, and if so, how is the best way to work around it? ---Mike Mike Tancsa (mdtancsa@sentex.net) =09 Sentex Communications Corp, =09 Waterloo, Ontario, Canada "Given enough time, 100 monkeys on 100 routers=20 could setup a national IP network." (KDW2) To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-net" in the body of the message
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