From owner-freebsd-questions@FreeBSD.ORG Wed Nov 28 22:26:21 2007 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 B672516A46C for ; Wed, 28 Nov 2007 22:26:21 +0000 (UTC) (envelope-from kris@FreeBSD.org) Received: from weak.local (freefall.freebsd.org [IPv6:2001:4f8:fff6::28]) by mx1.freebsd.org (Postfix) with ESMTP id 0692413C4D1; Wed, 28 Nov 2007 22:26:20 +0000 (UTC) (envelope-from kris@FreeBSD.org) Message-ID: <474DEB17.5000200@FreeBSD.org> Date: Wed, 28 Nov 2007 23:26:31 +0100 From: Kris Kennaway User-Agent: Thunderbird 2.0.0.9 (Macintosh/20071031) MIME-Version: 1.0 To: stevefranks@ieee.org References: <539c60b90711281405n3edf0124p2570d5b4b36f6cb0@mail.gmail.com> In-Reply-To: <539c60b90711281405n3edf0124p2570d5b4b36f6cb0@mail.gmail.com> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Cc: User Questions Subject: Re: ataidle - causing apache & cvs timeouts 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: Wed, 28 Nov 2007 22:26:21 -0000 Steve Franks wrote: > I'm running ataidle on my personal server to save electricity. > However, every time it has to spin up a drive whatever I'm accessing > (apache, cvs, etc) gives an error instead of waiting for the disk. If > I then access it again after a couple seconds once the disk is active > it works fine. Any idea how to fix this? > > Relevant parts of dmesg: > > ad7: TIMEOUT - READ_DMA48 retrying (1 retry left) LBA=640790375 > ad7: TIMEOUT - READ_DMA48 retrying (0 retries left) LBA=640790375 > ad7: FAILURE - READ_DMA48 timed out LBA=640790375 Hack the code to increase the timeout or number of retries. Evidently your drive is taking too long to spin up when powered down. Kris