Date: Wed, 9 Jul 2003 17:09:58 -0500 From: Dan Nelson <dnelson@allantgroup.com> To: Kenneth Culver <culverk@yumyumyum.org> Cc: current@freebsd.org Subject: Re: wierd dsl performance with -CURRENT Message-ID: <20030709220958.GO39506@dan.emsphone.com> In-Reply-To: <20030709173114.W5579@alpha.yumyumyum.org> References: <Pine.BSF.4.21.0307091353440.22588-100000@InterJet.elischer.org> <20030709173114.W5579@alpha.yumyumyum.org>
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In the last episode (Jul 09), Kenneth Culver said: > > look of any large values in the timestamps and see if there is > > anything before that indicates a lost packet or a re-ordered one or > > something (or a retransmitted ack) > > > > The key is to find the gap in the arriving packets and figure out > > what caused it.. > > > Alright, I'll have to do this later this evening, don't have time > right now. Thanks for the help though. Tcptrace is great for this; the tsg output graph will mark out-of-order packets and duplicate acks for you. -- Dan Nelson dnelson@allantgroup.com
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