From owner-freebsd-questions@FreeBSD.ORG Sun Apr 19 12:49:19 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 37B9F106566B for ; Sun, 19 Apr 2009 12:49:19 +0000 (UTC) (envelope-from freebsd-questions-local@be-well.ilk.org) Received: from mail4.sea5.speakeasy.net (mail4.sea5.speakeasy.net [69.17.117.6]) by mx1.freebsd.org (Postfix) with ESMTP id 0ECA38FC18 for ; Sun, 19 Apr 2009 12:49:18 +0000 (UTC) (envelope-from freebsd-questions-local@be-well.ilk.org) Received: (qmail 15147 invoked from network); 19 Apr 2009 12:49:18 -0000 Received: from dsl092-078-145.bos1.dsl.speakeasy.net (HELO be-well.ilk.org) ([66.92.78.145]) (envelope-sender ) by mail4.sea5.speakeasy.net (qmail-ldap-1.03) with SMTP for ; 19 Apr 2009 12:49:18 -0000 Received: from lowell-desk.lan (lowell-desk.lan [172.30.250.6]) by be-well.ilk.org (Postfix) with ESMTP id CE58050824; Sun, 19 Apr 2009 08:49:10 -0400 (EDT) Received: by lowell-desk.lan (Postfix, from userid 1147) id 4A0FB1D243; Sun, 19 Apr 2009 08:49:10 -0400 (EDT) To: "mac.tc" References: <3ac355210904180833j19a50c77wc3a5b0cc3c949936@mail.gmail.com> From: Lowell Gilbert Date: Sun, 19 Apr 2009 08:49:10 -0400 In-Reply-To: <3ac355210904180833j19a50c77wc3a5b0cc3c949936@mail.gmail.com> (mac tc's message of "Sat\, 18 Apr 2009 17\:33\:45 +0200") Message-ID: <44iql0kdvd.fsf@lowell-desk.lan> User-Agent: Gnus/5.11 (Gnus v5.11) Emacs/22.3 (berkeley-unix) MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: freebsd-questions@freebsd.org Subject: Re: write_dma error 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, 19 Apr 2009 12:49:19 -0000 "mac.tc" writes: > hi, can anyone tell me what this message is related to? > > WRITE_DMA UDMA ICRC error (retrying request) LBA=62939519 > > drive/hardware failing? > i am seeing a lot of it lately on a particular disk where i have tried a few > different installs and don't always > get this problem. i have seen it disappear after some painstaking before a > reinstall this disk, like wiping the whole disk clean before install, > checking geometry is right, but maybe coincidence? > it is a sata300, 7.2 beta1 amd64 and i am thinking there is problem with the > disk, but the error varied a bit with different installs (i.e. whether i see > the error or not) Hmm. ICRC errors are about the controller talking to the disk electronics. They don't generally have anything to do with the magnetic medium itself. Try replacing the cable. -- Lowell Gilbert, embedded/networking software engineer, Boston area http://be-well.ilk.org/~lowell/