From owner-freebsd-stable Fri Sep 7 15:25:28 2001 Delivered-To: freebsd-stable@freebsd.org Received: from kendra.ne.mediaone.net (kendra.ne.mediaone.net [24.218.227.234]) by hub.freebsd.org (Postfix) with ESMTP id B578637B403 for ; Fri, 7 Sep 2001 15:25:24 -0700 (PDT) Received: from xena (xena.hh.kew.com [192.168.203.148]) by kendra.ne.mediaone.net (Postfix) with SMTP id 64D6315544; Fri, 7 Sep 2001 18:25:23 -0400 (EDT) Message-ID: <002401c137ec$071f0ed0$94cba8c0@xena> From: "Drew Derbyshire" To: "Randall Hopper" , "Dave Uhring" Cc: References: <20010906204356.A4116@nc.rr.com> <20010907180403.A1472@nc.rr.com> Subject: Re: UDMA ICRC error reading fsb (?) Date: Fri, 7 Sep 2001 18:25:41 -0400 Organization: Kendra Electronic Wonderworks, Stoneham MA 02180 (http://www.kew.com) MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 5.50.4522.1200 X-MimeOLE: Produced By Microsoft MimeOLE V5.50.4522.1200 Sender: owner-freebsd-stable@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG > Dave Uhring: > |On Thursday 06 September 2001 07:43 pm, Randall Hopper wrote: > |> ad0s2a: UDMA ICRC error writing fsbn 3283483 of 396704-396713 (ad0s2 bn > |> 3283483; cn 204 tn 98 sn 49) retrying > Ok, thanks. But what do these messages "mean" on a technical level? CRC == checksum == the bits don't add up properly. Most of the data is WHERE on the disk it's trying to write. > And could these just as well indicate a marginal cable, bad connector, > loose connector, or the other hard drive on the controller being a bit > flakey? Yes (but I doubt it, especially the last). I did have a loose SCSI connector on my Windows 2000 box recently -- BAD news. So reseat your cable, etc... but also get the vendor diags from their web site and run them on your drive ASAP. -ahd- -- Internet: ahd+sig@kew.com Voice: 781-279-9812 "Any sufficiently advanced technology is indistinguishable from a rigged demo." To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-stable" in the body of the message