From owner-freebsd-bugs@FreeBSD.ORG Mon Oct 4 04:50:23 2004 Return-Path: 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 CABBE16A4CE for ; Mon, 4 Oct 2004 04:50:23 +0000 (GMT) Received: from freefall.freebsd.org (freefall.freebsd.org [216.136.204.21]) by mx1.FreeBSD.org (Postfix) with ESMTP id A15C043D45 for ; Mon, 4 Oct 2004 04:50:23 +0000 (GMT) (envelope-from gnats@FreeBSD.org) Received: from freefall.freebsd.org (gnats@localhost [127.0.0.1]) by freefall.freebsd.org (8.12.11/8.12.11) with ESMTP id i944oNYt071957 for ; Mon, 4 Oct 2004 04:50:23 GMT (envelope-from gnats@freefall.freebsd.org) Received: (from gnats@localhost) by freefall.freebsd.org (8.12.11/8.12.11/Submit) id i944oN18071956; Mon, 4 Oct 2004 04:50:23 GMT (envelope-from gnats) Resent-Date: Mon, 4 Oct 2004 04:50:23 GMT Resent-Message-Id: <200410040450.i944oN18071956@freefall.freebsd.org> Resent-From: FreeBSD-gnats-submit@FreeBSD.org (GNATS Filer) Resent-To: freebsd-bugs@FreeBSD.org Resent-Reply-To: FreeBSD-gnats-submit@FreeBSD.org, Philip Murray Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 36B1016A4CE for ; Mon, 4 Oct 2004 04:43:19 +0000 (GMT) Received: from mirage.nevada.net.nz (ip-202-37-230-145.internet.co.nz [202.37.230.145]) by mx1.FreeBSD.org (Postfix) with ESMTP id 40EA143D2D for ; Mon, 4 Oct 2004 04:43:18 +0000 (GMT) (envelope-from pmurray@mirage.nevada.net.nz) Received: from mirage.nevada.net.nz (localhost [127.0.0.1]) by mirage.nevada.net.nz (8.13.1/8.12.11) with ESMTP id i944hJpD004327 for ; Mon, 4 Oct 2004 17:43:19 +1300 (NZDT) (envelope-from pmurray@mirage.nevada.net.nz) Received: (from root@localhost) by mirage.nevada.net.nz (8.13.1/8.13.1/Submit) id i944hImF004326; Mon, 4 Oct 2004 17:43:18 +1300 (NZDT) (envelope-from pmurray) Message-Id: <200410040443.i944hImF004326@mirage.nevada.net.nz> Date: Mon, 4 Oct 2004 17:43:18 +1300 (NZDT) From: Philip Murray To: FreeBSD-gnats-submit@FreeBSD.org X-Send-Pr-Version: 3.113 Subject: kern/72293: de(4) NIC performance degradation with debug.mpsafenet=1 X-BeenThere: freebsd-bugs@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list Reply-To: Philip Murray List-Id: Bug reports List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 04 Oct 2004 04:50:23 -0000 >Number: 72293 >Category: kern >Synopsis: de(4) NIC performance degradation with debug.mpsafenet=1 >Confidential: no >Severity: critical >Priority: medium >Responsible: freebsd-bugs >State: open >Quarter: >Keywords: >Date-Required: >Class: sw-bug >Submitter-Id: current-users >Arrival-Date: Mon Oct 04 04:50:23 GMT 2004 >Closed-Date: >Last-Modified: >Originator: Philip Murray >Release: FreeBSD 5.3-BETA6 i386 >Organization: >Environment: System: FreeBSD mirage.office.open2view.com 5.3-BETA6 FreeBSD 5.3-BETA6 #5: Fri Oct 1 21:10:13 NZST 2004 root@mirage.office.open2view.com:/usr/obj/usr/src/sys/MIRAGE i386 de0: port 0xc400-0xc47f mem 0xdd021000-0xdd02107f irq 11 at device 3.0 on pci2 de0: [GIANT-LOCKED] de0: 21140A [10-100Mb/s] pass 2.2 de0: Ethernet address: 00:80:c8:64:dd:3d de0@pci2:3:0: class=0x020000 card=0x11001186 chip=0x00091011 rev=0x22 hdr=0x00 vendor = 'Digital Equipment Corporation' device = 'DecChip 21140 Fast Ethernet Adapter' class = network subclass = ethernet I can provide more information on request (not sure what else is needed atm) >Description: After booting the interface will work for a short time, as traffic passes through it, it suddenly gets very slow and unuseable. Unable to SSH over 100Mbit to it and doesn't respond to pings. Booting with debug.mpsafenet=0 in /boot/loader.conf resolves it. >How-To-Repeat: Boot with debug.mpsafenet=1 with a de(4) NIC >Fix: Boot with debug.mpsafenet=0 >Release-Note: >Audit-Trail: >Unformatted: