From owner-freebsd-questions@FreeBSD.ORG Sun Jan 16 10:05:45 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 44F38106566B for ; Sun, 16 Jan 2011 10:05:45 +0000 (UTC) (envelope-from bruce@cran.org.uk) Received: from muon.cran.org.uk (muon.cran.org.uk [IPv6:2a01:348:0:15:5d59:5c40:0:1]) by mx1.freebsd.org (Postfix) with ESMTP id 6E97D8FC08 for ; Sun, 16 Jan 2011 10:05:44 +0000 (UTC) Received: from muon.cran.org.uk (localhost [127.0.0.1]) by muon.cran.org.uk (Postfix) with ESMTP id 0A0E2E81E7; Sun, 16 Jan 2011 10:05:43 +0000 (GMT) DKIM-Signature: v=1; a=rsa-sha1; c=relaxed; d=cran.org.uk; h=date:from :to:cc:subject:message-id:in-reply-to:references:mime-version :content-type:content-transfer-encoding; s=mail; bh=tdR355TRV5wn Tl8dVK6mj4vi8jU=; b=CB1ZiksdX+Zt5vkA9Sw7u6jWUKTYgTArXyCJ8ujTYEmO 5V6i8ya03T05ZSK6ZCcBbK/H1MAyHMwu3XLXm88ko7PN6HGUYbkIAOAS/6gCr5sk N+3s8eac+eu2YOYmKYZOmPWc60l+GZjbEwddAg6n1jXSOFGm1JfEiGCzfKidHkY= DomainKey-Signature: a=rsa-sha1; c=nofws; d=cran.org.uk; h=date:from:to :cc:subject:message-id:in-reply-to:references:mime-version :content-type:content-transfer-encoding; q=dns; s=mail; b=GyOFcu Y2Jpj6qZZAxXgCbZ4SMg1amhdzhgc2X+0CrkzAeTq4y+JVnFzugY58Y1hGcE8mLD fPr4W52tpurHzqYTjHbb1np4faMHpmk1MIYo9LBTJTjDRnOLHl2S3BaWRf1R7Kk0 Xb19BC072ul29YSy6dlzsP0dfFAXMJL6oLT14= Received: from unknown (client-86-23-13-213.brhm.adsl.virginmedia.com [86.23.13.213]) (using TLSv1 with cipher DHE-RSA-AES128-SHA (128/128 bits)) (No client certificate requested) by muon.cran.org.uk (Postfix) with ESMTPSA id B2BD0E81E6; Sun, 16 Jan 2011 10:05:42 +0000 (GMT) Date: Sun, 16 Jan 2011 10:05:39 +0000 From: Bruce Cran To: Matthias Apitz Message-ID: <20110116100539.00007e0a@unknown> In-Reply-To: <20110116072411.GA3732@tinyCurrent> References: <20110116072411.GA3732@tinyCurrent> X-Mailer: Claws Mail 3.7.6 (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: Acer Aspire One D250 disk spin-down problem 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: Sun, 16 Jan 2011 10:05:45 -0000 On Sun, 16 Jan 2011 08:24:13 +0100 Matthias Apitz wrote: > Master: ad4 SATA revision 2.x > As well the BIOS has no visible option for this. I want to disable > this, what could I do? Since it's a WDC disk I guess it's one of the "green" ones. These have a short default timeout after which they park the heads. I think you'd need to run the wdidle3.exe application to disable the internal timer, but it may just be a default APM setting that can be changed from within FreeBSD using sysutils/ataidle and the -P switch. -- Bruce Cran