From owner-freebsd-questions@FreeBSD.ORG Thu Jan 6 20:34:25 2011 Return-Path: Delivered-To: freebsd-questions@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 63241106566B for ; Thu, 6 Jan 2011 20:34:25 +0000 (UTC) (envelope-from dan@dan.emsphone.com) Received: from email2.allantgroup.com (email2.emsphone.com [199.67.51.116]) by mx1.freebsd.org (Postfix) with ESMTP id 28C6D8FC08 for ; Thu, 6 Jan 2011 20:34:24 +0000 (UTC) Received: from dan.emsphone.com (dan.emsphone.com [199.67.51.101]) by email2.allantgroup.com (8.14.4/8.14.4) with ESMTP id p06K7JOQ082655 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Thu, 6 Jan 2011 14:07:20 -0600 (CST) (envelope-from dan@dan.emsphone.com) Received: from dan.emsphone.com (smmsp@localhost [127.0.0.1]) by dan.emsphone.com (8.14.4/8.14.4) with ESMTP id p06K7Jf4085300 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Thu, 6 Jan 2011 14:07:19 -0600 (CST) (envelope-from dan@dan.emsphone.com) Received: (from dan@localhost) by dan.emsphone.com (8.14.4/8.14.4/Submit) id p06K7JOM085299; Thu, 6 Jan 2011 14:07:19 -0600 (CST) (envelope-from dan) Date: Thu, 6 Jan 2011 14:07:19 -0600 From: Dan Nelson To: Rick Miller Message-ID: <20110106200719.GC75125@dan.emsphone.com> References: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-OS: FreeBSD 8.2-PRERELEASE User-Agent: Mutt/1.5.21 (2010-09-15) X-Virus-Scanned: clamav-milter 0.96.4 at email2.allantgroup.com X-Virus-Status: Clean X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.2.6 (email2.allantgroup.com [199.67.51.78]); Thu, 06 Jan 2011 14:07:20 -0600 (CST) X-Scanned-By: MIMEDefang 2.68 on 199.67.51.78 Cc: freebsd-questions@freebsd.org Subject: Re: Configuring BCE Interrupt Coalescing on 8.1-RELEASE X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 06 Jan 2011 20:34:25 -0000 In the last episode (Jan 06), Rick Miller said: > I am looking to configure interrupt coalescing for a bce interface in > 8.1-RELEASE. Everything I have found via google only points to the bce > manpage, which only identifies that interrupt coalescing is supported with > no information with regards to configuring it. Where can I find > information on configuring it? After a quick readthrough of the source, it looks like it's always enabled unless you had built the driver with BCE_DEBUG enabled. The values aren't exposed via sysctl for you to view or edit. http://fxr.watson.org/fxr/source/dev/bce/if_bce.c?v=FREEBSD81#L1012 -- Dan Nelson dnelson@allantgroup.com