From owner-freebsd-net Fri Dec 3 6:37:53 1999 Delivered-To: freebsd-net@freebsd.org Received: from trooper.velocet.net (trooper.velocet.net [216.126.82.226]) by hub.freebsd.org (Postfix) with ESMTP id 180ED15196 for ; Fri, 3 Dec 1999 06:37:50 -0800 (PST) (envelope-from dgilbert@trooper.velocet.net) Received: (from dgilbert@localhost) by trooper.velocet.net (8.9.3/8.9.3) id JAA89571; Fri, 3 Dec 1999 09:36:19 -0500 (EST) (envelope-from dgilbert) From: David Gilbert MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Message-ID: <14407.54627.227163.613498@trooper.velocet.net> Date: Fri, 3 Dec 1999 09:36:19 -0500 (EST) To: freebsd-net@freebsd.org Subject: de question. X-Mailer: VM 6.75 under 20.4 "Emerald" XEmacs Lucid Sender: owner-freebsd-net@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org Under heavy use, my de devices (both on cards with a single de and on cards with 4 de's) will all give the following message de0: abnormal interrupt: transmit underflow (raising TX threshold to 96|256) de0: abnormal interrupt: transmit underflow (raising TX threshold to 128|512) de0: abnormal interrupt: transmit underflow (raising TX threshold to 160|1024) de0: abnormal interrupt: transmit underflow (switching to store-and-forward mode) this sounds to me like we're degrading to a less efficient mode. Is it desireable to have some different behaviour? What flow of events is causing this? Dave. -- ============================================================================ |David Gilbert, Velocet Communications. | Two things can only be | |Mail: dgilbert@velocet.net | equal if and only if they | |http://www.velocet.net/~dgilbert | are precisely opposite. | =========================================================GLO================ To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-net" in the body of the message