Date: Mon, 23 Apr 2001 18:16:47 -0600 From: "Kenneth D. Merry" <ken@kdm.org> To: Todd Cohen <cohentl@clarkson.edu> Cc: freebsd-scsi@FreeBSD.ORG Subject: Re: is this device bad? Message-ID: <20010423181646.A94378@panzer.kdm.org> In-Reply-To: <Pine.GSO.4.10.10104232001350.18868-100000@isis.aoc.clarkson.edu>; from cohentl@clarkson.edu on Mon, Apr 23, 2001 at 08:04:10PM -0400 References: <Pine.GSO.4.10.10104232001350.18868-100000@isis.aoc.clarkson.edu>
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On Mon, Apr 23, 2001 at 20:04:10 -0400, Todd Cohen wrote: > Hi, > I just bought one of those huge seagate ST410800N hard drives off > off e-bay and I'm getting errors trying to make it useable. I've connected > it via an external enclosure to my AlphaStation 200. I'm using an active > terminator. dmesg reports the following on bootup: > > da1 at sym0 bus 0 target 4 lun 0 > da1: <SEAGATE ST410800N 7114> Fixed Direct Access SCSI-2 device > da1: 10.000MB/s transfers (10.000MHz, offset 8) > da1: Attempt to query device size failed: MEDIUM ERROR, Medium format > corrupted > > and when I try the following commands I get these errors: > lizard# dd if=/dev/zero of=/dev/da1 bs=1k count=1 > dd: /dev/da1: Input/output error > lizard# dd if=/dev/zero of=/dev/rda1 bs=1k count=1 > dd: /dev/rda1: Input/output error > > from dmesg: > > (da1:sym0:0:4:0): READ CAPACITY. CDB: 25 0 0 0 0 0 0 0 0 0 > (da1:sym0:0:4:0): MEDIUM ERROR asc:31,0 > (da1:sym0:0:4:0): Medium format corrupted field replaceable unit: 1 > (da1:sym0:0:4:0): READ CAPACITY. CDB: 25 0 0 0 0 0 0 0 0 0 > (da1:sym0:0:4:0): MEDIUM ERROR asc:31,0 > (da1:sym0:0:4:0): Medium format corrupted field replaceable unit: 1 > (da1:sym0:0:4:0): READ CAPACITY. CDB: 25 0 0 0 0 0 0 0 0 0 > (da1:sym0:0:4:0): MEDIUM ERROR asc:31,0 > (da1:sym0:0:4:0): Medium format corrupted field replaceable unit: 1 > (da1:sym0:0:4:0): READ CAPACITY. CDB: 25 0 0 0 0 0 0 0 0 0 > (da1:sym0:0:4:0): MEDIUM ERROR asc:31,0 > (da1:sym0:0:4:0): Medium format corrupted field replaceable unit: 1 > > Is this drive bad? It might be, although when I've seen 'medium format corrupted' errors before, they're sometimes fixable by low-level formatting the disk. Try formatting the disk like this: camcontrol format da1 Then try accessing the disk again. If that doesn't fix the problem, you might have a bad disk. Ken -- Kenneth Merry ken@kdm.org To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-scsi" in the body of the message
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