Date: Sat, 13 May 2000 13:43:13 -0700 From: Peter Wemm <peter@netplex.com.au> To: Poul-Henning Kamp <phk@critter.freebsd.dk> Cc: "Andrey A. Chernov" <ache@FreeBSD.org>, Brian Somers <brian@Awfulhak.org>, Igor Timkin <ivt@logger.gamma.ru>, current@FreeBSD.org, Jonathan Lemon <jlemon@FreeBSD.org>, cvs-committers@FreeBSD.org, cvs-all@FreeBSD.org, brian@hak.lan.awfulhak.org Subject: Re: cvs commit: src/sys/netinet tcp.h tcp_input.c tcp_output.c tcp_timer.c tcp_var.h Message-ID: <20000513204313.0D7691CD7@overcee.netplex.com.au> In-Reply-To: Message from Poul-Henning Kamp <phk@critter.freebsd.dk> of "Sat, 13 May 2000 16:53:46 %2B0200." <27282.958229626@critter.freebsd.dk>
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Poul-Henning Kamp wrote: > In message <20000513074604.A27829@freebsd.org>, "Andrey A. Chernov" writes: > >On Sat, May 13, 2000 at 01:39:11PM +0100, Brian Somers wrote: > >> This has been happening to me in environments with high packet loss, > >> and before the NewReno changes went in. It was only happening in a > >> rather dubious environment were there was high packet loss > >> (compressed PPP over uncompressed PPP over a saturated ISDN dialup > >> that drops up to one in every three packets). > > > >But this bug is gone (for me at least), when NewReno is turned off. > >Is it means that NewReno cause very high packet loss somehow? > > I can reproduce the problem when I cvsup over a lossy line, goes > away when newreno is disabled. Yes, I had Jayanth turn newreno off by default. Jonathan Lemon committed it before Jayanth was ready. We have fixed it locally and are running a torture test on it. The problem was that retransmits were sending the wrong data(!). Cheers, -Peter To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe cvs-all" in the body of the message
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