From owner-freebsd-bugs@FreeBSD.ORG Sun Jun 11 20:10:43 2006 Return-Path: X-Original-To: freebsd-bugs@hub.freebsd.org Delivered-To: freebsd-bugs@hub.freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id F114516A47A; Sun, 11 Jun 2006 20:10:43 +0000 (UTC) (envelope-from maxim@FreeBSD.org) Received: from freefall.freebsd.org (freefall.freebsd.org [216.136.204.21]) by mx1.FreeBSD.org (Postfix) with ESMTP id A0BAA43D46; Sun, 11 Jun 2006 20:10:43 +0000 (GMT) (envelope-from maxim@FreeBSD.org) Received: from freefall.freebsd.org (maxim@localhost [127.0.0.1]) by freefall.freebsd.org (8.13.4/8.13.4) with ESMTP id k5BKAhQM041017; Sun, 11 Jun 2006 20:10:43 GMT (envelope-from maxim@freefall.freebsd.org) Received: (from maxim@localhost) by freefall.freebsd.org (8.13.4/8.13.4/Submit) id k5BKAhc6041013; Sun, 11 Jun 2006 20:10:43 GMT (envelope-from maxim) Date: Sun, 11 Jun 2006 20:10:43 GMT From: Maxim Konovalov Message-Id: <200606112010.k5BKAhc6041013@freefall.freebsd.org> To: jtsn@gmx.de, maxim@FreeBSD.org, freebsd-bugs@FreeBSD.org Cc: Subject: Re: kern/97116: [sis] low TCP throughput and abnormal delays with manual media selection X-BeenThere: freebsd-bugs@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Bug reports List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 11 Jun 2006 20:10:44 -0000 Synopsis: [sis] low TCP throughput and abnormal delays with manual media selection State-Changed-From-To: open->closed State-Changed-By: maxim State-Changed-When: Sun Jun 11 20:07:50 UTC 2006 State-Changed-Why: As Andrew says nothing wrong with FreeBSD here. You need to have the same duplex setting on the both ends of the link. Duplex mismatch leads to collisions and therefore to transfer throughput degradation. http://www.freebsd.org/cgi/query-pr.cgi?pr=97116