From owner-freebsd-questions@FreeBSD.ORG Thu Oct 29 00:21:06 2009 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 58FF91065692 for ; Thu, 29 Oct 2009 00:21:06 +0000 (UTC) (envelope-from bruce@cran.org.uk) Received: from muon.cran.org.uk (muon.cran.org.uk [66.246.138.153]) by mx1.freebsd.org (Postfix) with ESMTP id 32C258FC08 for ; Thu, 29 Oct 2009 00:21:06 +0000 (UTC) Received: from unknown (87-194-158-129.bethere.co.uk [87.194.158.129]) (using TLSv1 with cipher DHE-RSA-AES128-SHA (128/128 bits)) (No client certificate requested) by muon.cran.org.uk (Postfix) with ESMTPSA id 3C3B38334; Thu, 29 Oct 2009 00:21:05 +0000 (UTC) Date: Thu, 29 Oct 2009 00:19:51 +0000 From: Bruce Cran To: Henry Olyer Message-ID: <20091029001951.000044b7@unknown> In-Reply-To: <1d7089c40910281712r226c36b7h6838cb79b4c759a4@mail.gmail.com> References: <1d7089c40910281712r226c36b7h6838cb79b4c759a4@mail.gmail.com> X-Mailer: Claws Mail 3.7.2cvs15 (GTK+ 2.16.0; i586-pc-mingw32msvc) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Cc: freebsd-questions@freebsd.org Subject: Re: I'm sure you've heard this before... 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: Thu, 29 Oct 2009 00:21:06 -0000 On Wed, 28 Oct 2009 20:12:06 -0400 Henry Olyer wrote: > I want to turn the disks off. > > I sometimes run large jobs and want to switch down the drives. > > On some IBM blades, I have FBSD 6.1, on another machine I am using > 7.2. If they're ATA drives you can use my ATAidle utility from sysutils/ataidle. In FreeBSD 7 you can also use the "spindown" command that's been added to atacontrol(8). -- Bruce Cran