Date: Sat, 02 May 2009 10:04:17 -0700 From: Wes Zuber <wzuber@mac.com> To: Sam Wun <swun2010@gmail.com> Cc: freebsd-net@freebsd.org Subject: Re: tcp problem with freebsd 7.1? Message-ID: <7AF3433E-1760-400D-BF04-1C75C838F371@mac.com> In-Reply-To: <736c47cb0905020928o23062742sced92fc20f351eb3@mail.gmail.com> References: <736c47cb0905020928o23062742sced92fc20f351eb3@mail.gmail.com>
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--Apple-Mail-671-983652833 Content-Type: text/plain; charset=US-ASCII; format=flowed; delsp=yes Content-Transfer-Encoding: 7bit We have had some issues with NIC drivers in the past.. what Nics are you running. Specifically some Nics need to have the CRC checks disabled. This also sounds like state is not being kept on the IP Filter if you are running one. Do you have more details? --Wes On May 2, 2009, at 9:28 AM, Sam Wun wrote: > Hi, > > With regarding to the following statement, is there any serious tcp > problem with freebsd 7.1? > > "We recently found our new FreeBSD server (located in some foreign > region) has poor network performance. After doing some tcpdump and > iperf testing, we found that out-of-order TCP packets are not inserted > into queue. > > This is an 100Mbps line, and TSO is disabled. " > > Very appreciate for any suggestion. > > Thanks > _______________________________________________ > freebsd-net@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-net > To unsubscribe, send any mail to "freebsd-net-unsubscribe@freebsd.org" --Apple-Mail-671-983652833--
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