From owner-freebsd-questions@FreeBSD.ORG Mon Nov 13 16:37:38 2006 Return-Path: X-Original-To: freebsd-questions@freebsd.org Delivered-To: freebsd-questions@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 6E37E16A4F1 for ; Mon, 13 Nov 2006 16:37:38 +0000 (UTC) (envelope-from kirk@strauser.com) Received: from kanga.honeypot.net (kanga.honeypot.net [208.162.254.122]) by mx1.FreeBSD.org (Postfix) with ESMTP id AB80A43D66 for ; Mon, 13 Nov 2006 16:36:32 +0000 (GMT) (envelope-from kirk@strauser.com) Received: from localhost (localhost [127.0.0.1]) by kanga.honeypot.net (Postfix) with ESMTP id CE8FF20B426 for ; Mon, 13 Nov 2006 10:36:15 -0600 (CST) X-Virus-Scanned: amavisd-new at honeypot.net Received: from kanga.honeypot.net ([127.0.0.1]) by localhost (kanga.honeypot.net [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id PjYEKgTVFap0 for ; Mon, 13 Nov 2006 10:36:08 -0600 (CST) Received: from janus.daycos.com (outbound.daycos.com [204.26.70.70]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by kanga.honeypot.net (Postfix) with ESMTP id 19DB620B425 for ; Mon, 13 Nov 2006 10:36:07 -0600 (CST) From: Kirk Strauser To: freebsd-questions@freebsd.org Date: Mon, 13 Nov 2006 10:36:01 -0600 User-Agent: KMail/1.9.5 References: <975053160611130757m355d7c2emc366dd8c8c4cf21@mail.gmail.com> In-Reply-To: <975053160611130757m355d7c2emc366dd8c8c4cf21@mail.gmail.com> X-Face: T+/_{qmjgbosI0J/e83I~w[&VF'w)!((xEpj///^bA/6?jHHS?nq+T8_+`nh"WnEWCWG, \}]Y2$)) =?utf-8?q?vLVz4ACChrEcb=7DCO=5EtYmMG=5C=0A=09ts=2Em=3F=5B7=5B6OwE*dAJ*9f+m?= =?utf-8?q?X=2E7R32qeN=5EDJ=5C?=(k@evW?IRQCy.^ MIME-Version: 1.0 Content-Type: multipart/signed; boundary="nextPart7725030.QmSQ14DMby"; protocol="application/pgp-signature"; micalg=pgp-sha1 Content-Transfer-Encoding: 7bit Message-Id: <200611131036.05463.kirk@strauser.com> Subject: Re: ATA drive TIMEOUT READ_DMA errors since adding power savings 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: Mon, 13 Nov 2006 16:37:38 -0000 --nextPart7725030.QmSQ14DMby Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Content-Disposition: inline On Monday 13 November 2006 9:57 am, Michael Knoll wrote: > I added a power down timer on one of my harddrives, and started > getting READ_DMA and WRITE_DMA timeouts. Is it possible these are > occuring becuase the drive is spun down and FreeBSD isn't waiting long > enough for it to spin up? Everything else seems to be working. Yep. > If that is the problem, is it possible to extend the timeout to > eliminate these messages clouding my logs? =46irst, what kind of machine is this? If anything other than a laptop, be= =20 aware that most harddrives have lifetimes measured in hundreds of thousands= =20 of hours, but a small number of thousand spin-ups. If your drive is=20 cycling many times a day, you could get a nasty surprise in a relatively=20 short amount of time. =2D-=20 Kirk Strauser --nextPart7725030.QmSQ14DMby Content-Type: application/pgp-signature -----BEGIN PGP SIGNATURE----- iD8DBQBFWJ715sRg+Y0CpvERAgp7AJ9oicU7u4PxBD05TVVH2WF0LLlF/wCffYrf e9fod3t5VPWQwRkgyx3Jw8g= =09+D -----END PGP SIGNATURE----- --nextPart7725030.QmSQ14DMby--