From owner-freebsd-questions@FreeBSD.ORG Mon Jul 25 12:52:16 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 9EA4A1065676 for ; Mon, 25 Jul 2011 12:52:16 +0000 (UTC) (envelope-from ml@netfence.it) Received: from cp-out8.libero.it (cp-out8.libero.it [212.52.84.108]) by mx1.freebsd.org (Postfix) with ESMTP id 1A6E38FC0C for ; Mon, 25 Jul 2011 12:52:16 +0000 (UTC) X-CTCH-Spam: Unknown X-CTCH-RefID: str=0001.0A0B0202.4E2D66FE.01AB,ss=1,re=0.000,fgs=0 X-libjamoibt: 1555 Received: from soth.ventu (151.41.129.72) by cp-out8.libero.it (8.5.133) id 4DD2415409D6D72E; Mon, 25 Jul 2011 14:52:14 +0200 Received: from alamar.ventu (alamar.ventu [10.1.2.18]) by soth.ventu (8.14.5/8.14.4) with ESMTP id p6PCqA28094272; Mon, 25 Jul 2011 14:52:10 +0200 (CEST) (envelope-from ml@netfence.it) Message-ID: <4E2D66FA.30102@netfence.it> Date: Mon, 25 Jul 2011 14:52:10 +0200 From: Andrea Venturoli User-Agent: Mozilla/5.0 (X11; U; FreeBSD i386; it-IT; rv:1.9.2.18) Gecko/20110711 Thunderbird/3.1.11 MIME-Version: 1.0 To: freebsd-questions@freebsd.org References: <4E2CB198.9010601@netfence.it> <4E2CBCAB.1070209@dichotomia.fr> <4E2D0E26.9070608@netfence.it> <4E2D3F16.3000808@dichotomia.fr> In-Reply-To: <4E2D3F16.3000808@dichotomia.fr> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Scanned-By: MIMEDefang 2.71 on 10.1.2.13 Cc: scottl@freebsd.org Subject: Re: ATA troubles 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: Mon, 25 Jul 2011 12:52:16 -0000 On 07/25/11 12:01, Jerome Herman wrote: > Ok I must have been way more tired than I thought when I answered... :-) > A few things though, > WD Green have always been very problematic, in FreeBSD and elsewhere. I acknowledge that. However, I think I can live with some glitch, but what I'm experiencing seems to me far too much: such a drive might slow down, but this should not result in a kernel panic. > The problem you are encountering is not new, cf I know: however I only found a lot of reports, with no solutions. > http://wiki.freebsd.org/JeremyChadwick/ATA_issues_and_troubleshooting I've only looked briefly into this, but I'll read it carefully. Thanks. > Some people even think there is a cryptic bug somewhere in the ATA driver. That's what I'm starting to think. In case anyone is interested, now that I have a test box up and running, I'm willing to try anything fancy. > I now avoid WD caviar green completely. That's what I'll do in the future. However, I've seen posts reporting this kind of troubles with other brands too. > As for SMART test, > I would not believe them, SATA drives tends to silently remap bad > blocks, leaving SMART counters untouched. I know; I'll run WD's diag tools from time to time. > A long time ago Scott Long offered to help track this problem, you might > want to contact him and see whether he found something. I'm CCing him. bye & Thanks av. P.S. I tried updating from 7.3 to 8.2 and see if anything changed, but I still get the same problems.