From owner-freebsd-sparc64@FreeBSD.ORG Tue Dec 16 14:03:22 2008 Return-Path: Delivered-To: sparc64@FreeBSD.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id C2A091065670 for ; Tue, 16 Dec 2008 14:03:22 +0000 (UTC) (envelope-from fbsd-sparc64@bzerk.org) Received: from ei.bzerk.org (tunnel490.ipv6.xs4all.nl [IPv6:2001:888:10:1ea::2]) by mx1.freebsd.org (Postfix) with ESMTP id 344908FC0C for ; Tue, 16 Dec 2008 14:03:22 +0000 (UTC) (envelope-from fbsd-sparc64@bzerk.org) Received: from ei.bzerk.org (BOFH@localhost [127.0.0.1]) by ei.bzerk.org (8.14.2/8.14.2) with ESMTP id mBGE3BRe021783; Tue, 16 Dec 2008 15:03:12 +0100 (CET) (envelope-from fbsd-sparc64@bzerk.org) Received: (from bulk@localhost) by ei.bzerk.org (8.14.2/8.14.2/Submit) id mBGE3B2C021782; Tue, 16 Dec 2008 15:03:11 +0100 (CET) (envelope-from fbsd-sparc64@bzerk.org) Date: Tue, 16 Dec 2008 15:03:11 +0100 From: Ruben de Groot To: Marius Strobl Message-ID: <20081216140311.GA21651@ei.bzerk.org> References: <20081103120215.GA32257@ei.bzerk.org> <20081103221111.GA8256@alchemy.franken.de> <20081105195630.GA52831@ei.bzerk.org> <20081109183232.GC76319@alchemy.franken.de> <20081119080344.GA96293@ei.bzerk.org> <20081119220317.GP64456@alchemy.franken.de> <20081120054711.GA11035@ei.bzerk.org> <20081201211806.GF82355@alchemy.franken.de> <20081202115653.GA90256@ei.bzerk.org> <20081209213613.GA21283@alchemy.franken.de> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20081209213613.GA21283@alchemy.franken.de> User-Agent: Mutt/1.4.2.3i X-Spam-Status: No, score=-4.4 required=5.0 tests=ALL_TRUSTED,BAYES_00 autolearn=ham version=3.2.5 X-Spam-Checker-Version: SpamAssassin 3.2.5 (2008-06-10) on ei.bzerk.org X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-3.0 (ei.bzerk.org [127.0.0.1]); Tue, 16 Dec 2008 15:03:15 +0100 (CET) Cc: sparc64@FreeBSD.org Subject: Re: Panic in 7.1-PRERELEASE (was: Re: kgdb on sparc64) X-BeenThere: freebsd-sparc64@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Porting FreeBSD to the Sparc List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 16 Dec 2008 14:03:22 -0000 On Tue, Dec 09, 2008 at 10:36:13PM +0100, Marius Strobl typed: > On Tue, Dec 02, 2008 at 12:56:53PM +0100, Ruben de Groot wrote: > > On Mon, Dec 01, 2008 at 10:18:06PM +0100, Marius Strobl typed: > > > On Thu, Nov 20, 2008 at 06:47:11AM +0100, Ruben de Groot wrote: > > > > > > > > Thanks. I've moved all websites away from this machine, so it's available for any > > > > further tests to help find a solution. > > > > > > > > > > Could you please give the patch at: > > > http://people.freebsd.org/~marius/dc_bitbang_delay.diff > > > a try? It's based on information gained from other drivers for > > > the same chips that there should be an delay after every write > > > when bit-banging the MII, which hopefully solves the bus wedging > > > you're seeing. So far I didn't manage to reproduce the problem > > > though, so I can't test whether the patch makes an actual > > > difference either. > > > > Thanks for looking into this. > > Running with this patch right now. It'll take some time to conclude if this > > fixes the issue, as the panics normally happen only once every 2-3 days. > > > > How is it doing so far? Yes, well, the server has been running for exactly 14 days with your patch now without any troubles. So today I switched the websites back from my -current machine as the latter was developing some (unrelated) problems. So I'd say the issue looks like it's solved. Thanks again! Ruben