From owner-freebsd-bugs@FreeBSD.ORG Tue Nov 11 22:36:24 2008 Return-Path: Delivered-To: freebsd-bugs@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id EC5F81065673 for ; Tue, 11 Nov 2008 22:36:24 +0000 (UTC) (envelope-from delphij@delphij.net) Received: from tarsier.delphij.net (delphij-pt.tunnel.tserv2.fmt.ipv6.he.net [IPv6:2001:470:1f03:2c9::2]) by mx1.freebsd.org (Postfix) with ESMTP id 7A2128FC1B for ; Tue, 11 Nov 2008 22:36:24 +0000 (UTC) (envelope-from delphij@delphij.net) Received: from tarsier.geekcn.org (tarsier.geekcn.org [211.166.10.233]) (using TLSv1 with cipher ADH-CAMELLIA256-SHA (256/256 bits)) (No client certificate requested) by tarsier.delphij.net (Postfix) with ESMTPS id AB0AD2844E for ; Wed, 12 Nov 2008 06:36:23 +0800 (CST) Received: from localhost (tarsier.geekcn.org [211.166.10.233]) by tarsier.geekcn.org (Postfix) with ESMTP id 2D153EC4CE2; Wed, 12 Nov 2008 06:36:23 +0800 (CST) X-Virus-Scanned: amavisd-new at geekcn.org Received: from tarsier.geekcn.org ([211.166.10.233]) by localhost (mail.geekcn.org [211.166.10.233]) (amavisd-new, port 10024) with ESMTP id MX2vDFm6pJqs; Wed, 12 Nov 2008 06:36:17 +0800 (CST) Received: from charlie.delphij.net (adsl-76-237-33-62.dsl.pltn13.sbcglobal.net [76.237.33.62]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by tarsier.geekcn.org (Postfix) with ESMTPSA id 55CFBEC4A0C; Wed, 12 Nov 2008 06:36:16 +0800 (CST) DomainKey-Signature: a=rsa-sha1; s=default; d=delphij.net; c=nofws; q=dns; h=message-id:date:from:reply-to:organization:user-agent: mime-version:to:cc:subject:references:in-reply-to: x-enigmail-version:openpgp:content-type:content-transfer-encoding; b=c7AjtB9Uc9WBri7oQvl818Y3SqaWTR6y29+FQMPwal1ggMiZ6ME7Uvumf6RzjG30X QYrGviPESNU56ewDuUKYQ== Message-ID: <491A08DE.4010102@delphij.net> Date: Tue, 11 Nov 2008 14:36:14 -0800 From: Xin LI Organization: The FreeBSD Project User-Agent: Thunderbird 2.0.0.17 (X11/20080928) MIME-Version: 1.0 To: John Fitzgerald References: <5e49673f0811031156n5e44795bo55b7df11b75e7bf8@mail.gmail.com> <5e49673f0811040358k4272c1fck1ed0c32bafad21d5@mail.gmail.com> <4914DDC0.6080108@delphij.net> <5e49673f0811100859t47e9ece7g76d35a42293c0e85@mail.gmail.com> <4918C0B8.2080405@delphij.net> <5e49673f0811110606u67365d76if9dee803af86557f@mail.gmail.com> In-Reply-To: <5e49673f0811110606u67365d76if9dee803af86557f@mail.gmail.com> X-Enigmail-Version: 0.95.7 OpenPGP: id=18EDEBA0; url=http://www.delphij.net/delphij.asc Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Cc: freebsd-bugs@freebsd.org, d@delphij.net Subject: Re: bce watchdog timeout occurred, resetting X-BeenThere: freebsd-bugs@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list Reply-To: d@delphij.net List-Id: Bug reports List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 11 Nov 2008 22:36:25 -0000 -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 John Fitzgerald wrote: > On Mon, Nov 10, 2008 at 6:16 PM, Xin LI wrote: >> -----BEGIN PGP SIGNED MESSAGE----- >> Hash: SHA1 >> >> >> John Fitzgerald wrote: >>> Many thanks. Is there any change this would lock out the interface >>> permanently, requiring a manual (local) ifconfig up fix? This server >>> is managed remotely. >> As far as I am aware, upgrading from 6.2 to 6.3 should be moderately >> safe. It depends on, however, how your kernel is configured and how >> bce(4) is being loaded. >> >> It looks like that using nextboot(8) can resolve part of your issue (as >> long as it can be rebooted by remote hands) if used carefully - install >> kernel into /boot/kernel.new and use it to start system for once, then >> if everything goes right rename it to /boot/kernel while moving the old >> one to /boot/kernel.old. Once you are sure that the kernel update is >> safe, you can proceed with userland updates. >> > > I've performed source upgrades without incident before (which is > probably what I'll do here), but if the changes to the bce driver make > the interface less reliable (or locked, instead of reset), what can I > do to revert the system back? Is there a patch you can provide? It's a > production server, so it can't be down for very long. If you do 'buildworld', 'buildkernel' and then just installkernel without installing world. This way you will have two kernels and can easily switch back. Cheers, - -- Xin LI http://www.delphij.net/ FreeBSD - The Power to Serve! -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.9 (FreeBSD) iEYEARECAAYFAkkaCN0ACgkQi+vbBBjt66BFOgCgsPmJpER7fjnGfTCJOhES4P5a knIAnilBbWFWKTe/x0/9I8ptT3raSfu5 =BqEy -----END PGP SIGNATURE-----