From owner-freebsd-hackers@FreeBSD.ORG Thu Oct 21 14:48:25 2010 Return-Path: Delivered-To: freebsd-hackers@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id C4D8B106564A; Thu, 21 Oct 2010 14:48:25 +0000 (UTC) (envelope-from des@des.no) Received: from smtp.des.no (smtp.des.no [194.63.250.102]) by mx1.freebsd.org (Postfix) with ESMTP id 805318FC12; Thu, 21 Oct 2010 14:48:25 +0000 (UTC) Received: from ds4.des.no (des.no [84.49.246.2]) by smtp.des.no (Postfix) with ESMTP id 85B651FFC61; Thu, 21 Oct 2010 14:48:24 +0000 (UTC) Received: by ds4.des.no (Postfix, from userid 1001) id 539968454C; Thu, 21 Oct 2010 16:43:44 +0200 (CEST) From: =?utf-8?Q?Dag-Erling_Sm=C3=B8rgrav?= To: Alexander Best References: <201009161742.24228.tijl@coosemans.org> <201009161619.o8GGJAmv035378@lurza.secnetix.de> <20101018155944.GA12425@freebsd.org> <868w1r92rf.fsf@ds4.des.no> <20101021122110.GA65490@freebsd.org> <86zku77mj6.fsf@ds4.des.no> <20101021130730.GA72290@freebsd.org> Date: Thu, 21 Oct 2010 16:43:44 +0200 In-Reply-To: <20101021130730.GA72290@freebsd.org> (Alexander Best's message of "Thu, 21 Oct 2010 13:07:31 +0000") Message-ID: <86r5fj7gin.fsf@ds4.des.no> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/23.2 (berkeley-unix) MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Cc: freebsd-hackers@freebsd.org, mav@freebsd.org, Tijl Coosemans , Oliver Fromme Subject: Re: Summary: Re: Spin down HDD after disk sync or before power off X-BeenThere: freebsd-hackers@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Technical Discussions relating to FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 21 Oct 2010 14:48:25 -0000 Alexander Best writes: > no need to get upset. you asked where i found the information regarding t= he > wear impact of spinning down disks and i gave you the answer. I am upset by your claim that "doing spin downs upon reboot might be even worse than not doing spindowns upon shutdown", because you should know better, and following your advice could damage people's hardware. DES --=20 Dag-Erling Sm=C3=B8rgrav - des@des.no