From owner-freebsd-stable@FreeBSD.ORG Thu Jul 18 19:57:08 2013 Return-Path: Delivered-To: freebsd-stable@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by hub.freebsd.org (Postfix) with ESMTP id 46554CB7 for ; Thu, 18 Jul 2013 19:57:08 +0000 (UTC) (envelope-from ml@netfence.it) Received: from smtp.eutelia.it (mp1-smtp-6.eutelia.it [62.94.10.166]) by mx1.freebsd.org (Postfix) with ESMTP id F24685F1 for ; Thu, 18 Jul 2013 19:57:07 +0000 (UTC) Received: from ns2.biolchim.it (ip-188-188.sn2.eutelia.it [83.211.188.188]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by smtp.eutelia.it (Eutelia) with ESMTP id BC6D16618F0 for ; Thu, 18 Jul 2013 21:57:06 +0200 (CEST) Received: from soth.ventu (adsl-ull-104-180.41-151.net24.it [151.41.180.104]) (authenticated bits=0) by ns2.biolchim.it (8.14.7/8.14.7) with ESMTP id r6IJv2s6065942 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=FAIL) for ; Thu, 18 Jul 2013 21:57:03 +0200 (CEST) (envelope-from ml@netfence.it) X-Authentication-Warning: ns2.biolchim.it: Host adsl-ull-104-180.41-151.net24.it [151.41.180.104] claimed to be soth.ventu Received: from alamar.ventu (alamar.ventu [10.1.2.18]) by soth.ventu (8.14.7/8.14.5) with ESMTP id r6IJurHr063135; Thu, 18 Jul 2013 21:56:54 +0200 (CEST) (envelope-from ml@netfence.it) Message-ID: <51E84885.9070500@netfence.it> Date: Thu, 18 Jul 2013 21:56:53 +0200 From: Andrea Venturoli User-Agent: Mozilla/5.0 (X11; FreeBSD i386; rv:17.0) Gecko/20130626 Thunderbird/17.0.7 MIME-Version: 1.0 To: Charles Swiger Subject: Re: Drive failures with ada on FreeBSD-9.1, driver bug or wiring issue? References: <20130716225013.1C63B23A@babel.karthauser.co.uk> <60F7BE75-5E2F-471E-A9CE-AF4CD17D96E2@karthauser.co.uk> <281DBD06-81D5-4DDD-9464-B96C80C22C3F@gid.co.uk> <51E7DA7C.8060105@netfence.it> <5B6FB80D-609D-4336-B3F8-C09AA7CACB44@karthauser.co.uk> <8AB7617E-791C-45D8-9FA1-A927057EE048@mac.com> In-Reply-To: <8AB7617E-791C-45D8-9FA1-A927057EE048@mac.com> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-Scanned-By: MIMEDefang 2.73 X-Scanned-By: MIMEDefang 2.73 on 10.1.2.13 X-Greylist: Sender succeeded SMTP AUTH, not delayed by milter-greylist-4.4.3 (ns2.biolchim.it [192.168.2.203]); Thu, 18 Jul 2013 21:57:03 +0200 (CEST) Cc: Dr Josef Karthauser , freebsd-stable@freebsd.org X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 18 Jul 2013 19:57:08 -0000 On 07/18/13 21:31, Charles Swiger wrote: > Updating the firmware and increasing the timeout before these spin down > automagically is likely to help, but as Andrea noted, such drives do > have quite a history of timeout problems due to excessive head parking > and their power conservation attempts. Just for the record, I've been using them for several months without a hitch; it's just a matter of finding the correct settings/firmware/OS version/controller. This is to say you should be able to get them to work, altough you might require some luck (or some sort of divination). bye av.