From owner-cvs-all Wed Jul 17 16:53:44 2002 Delivered-To: cvs-all@freebsd.org Received: from mx1.FreeBSD.org (mx1.FreeBSD.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id DCA6937B400; Wed, 17 Jul 2002 16:53:37 -0700 (PDT) Received: from patrocles.silby.com (d105.as8.nwbl0.wi.voyager.net [169.207.132.105]) by mx1.FreeBSD.org (Postfix) with ESMTP id 5657943E31; Wed, 17 Jul 2002 16:53:36 -0700 (PDT) (envelope-from silby@silby.com) Received: from patrocles.silby.com (localhost [127.0.0.1]) by patrocles.silby.com (8.12.4/8.12.4) with ESMTP id g6HNvvcv083224; Wed, 17 Jul 2002 18:57:57 -0500 (CDT) (envelope-from silby@silby.com) Received: from localhost (silby@localhost) by patrocles.silby.com (8.12.5/8.12.5/Submit) with ESMTP id g6HNvt10083221; Wed, 17 Jul 2002 18:57:57 -0500 (CDT) X-Authentication-Warning: patrocles.silby.com: silby owned process doing -bs Date: Wed, 17 Jul 2002 18:57:55 -0500 (CDT) From: Mike Silbersack To: Matt Dillon Cc: cvs-committers@FreeBSD.org, Subject: Re: cvs commit: src/sys/netinet tcp_timer.h In-Reply-To: <200207172332.g6HNW4YV091765@freefall.freebsd.org> Message-ID: <20020717185653.C82638-100000@patrocles.silby.com> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-cvs-all@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG On Wed, 17 Jul 2002, Matt Dillon wrote: > dillon 2002/07/17 16:32:04 PDT > > Modified files: > sys/netinet tcp_timer.h > Log: > I don't know how the minimum retransmit timeout managed to get set to > one second but it badly breaks throughput on networks with minor packet > loss. > > Complaints by: at least two people tracked down to this. > MFC after: 3 days > > Revision Changes Path > 1.20 +7 -1 src/sys/netinet/tcp_timer.h 1 second is an accepted minimum for retransmit timeouts. Please back this out, and go find out why fast retransmits aren't handling minor packet loss. Mike "Silby" Silbersack To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe cvs-all" in the body of the message