From owner-freebsd-net@FreeBSD.ORG Wed Oct 7 15:41:52 2009 Return-Path: Delivered-To: freebsd-net@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 1A1911065692 for ; Wed, 7 Oct 2009 15:41:52 +0000 (UTC) (envelope-from if@xip.at) Received: from chile.gbit.at (ns1.xip.at [193.239.188.99]) by mx1.freebsd.org (Postfix) with ESMTP id 577458FC2C for ; Wed, 7 Oct 2009 15:41:50 +0000 (UTC) Received: (qmail 22405 invoked from network); 7 Oct 2009 17:41:49 +0200 Received: from unknown (HELO filebunker.xip.at) (86.59.10.180) by chile.gbit.at with (DHE-RSA-AES256-SHA encrypted) SMTP; 7 Oct 2009 17:41:49 +0200 Date: Wed, 7 Oct 2009 17:41:48 +0200 (CEST) From: Ingo Flaschberger To: rihad In-Reply-To: <4ACCAD7D.9080207@mail.ru> Message-ID: References: <4AC9E29B.6080908@mail.ru> <20091005123230.GA64167@onelab2.iet.unipi.it> <4AC9EFDF.4080302@mail.ru> <4ACA2CC6.70201@elischer.org> <4ACAFF2A.1000206@mail.ru> <4ACB0C22.4000008@mail.ru> <20091006100726.GA26426@svzserv.kemerovo.su> <4ACB42D2.2070909@mail.ru> <20091006142152.GA42350@svzserv.kemerovo.su> <4ACB6223.1000709@mail.ru> <20091006161240.GA49940@svzserv.kemerovo.su> <4ACC5563.602@mail.ru> <4ACC56A6.1030808@mail.ru> <4ACC5DEC.1010006@mail.ru> <4ACC65A0.7030900@mail.ru> <4ACC8CC8.8050403@mail.ru> <4ACCA92A.9070803@mail.ru> <4ACCAD7D.9080207@mail.ru> User-Agent: Alpine 2.00 (LFD 1167 2008-08-23) MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII; format=flowed Cc: freebsd-net@freebsd.org Subject: Re: dummynet dropping too many packets X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Networking and TCP/IP with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 07 Oct 2009 15:41:52 -0000 Dear Rihad, bge network card seems to have small tx/rx rings? If I understood the src/sys/dev/bge/if_bgereg.h correct, the ring size is 512 descriptors, while intel based cards (em) have up to 4096 descriptors. Kind regards, Ingo Flaschberger