Date: Tue, 4 May 1999 15:29:33 -0700 (PDT) From: Doug White <dwhite@resnet.uoregon.edu> To: Ian Moore <imoore@hamcoll.schools.sa.edu.au> Cc: Mailing List Free BSD Questions <freebsd-questions@FreeBSD.ORG> Subject: Re: Bad sectors on scsi drive Message-ID: <Pine.BSF.4.03.9905041528060.28350-100000@resnet.uoregon.edu> In-Reply-To: <372E5109.44679A07@hamcoll.schools.sa.edu.au>
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On Tue, 4 May 1999, Ian Moore wrote: > One of my scsi drive has developed some bad sectors. When I dump to tape > I get the following: > DUMP: read error from /dev/rsd0s1e: Input/output error: [block > 790880]: count=8192 > DUMP: read error from /dev/rsd0s1e: Input/output error: [sector > 790892]: count=512 > > and in the messages log, these sort of messages: > > sd0(ahc1:0:0): MEDIUM ERROR info:11318c asc:11,0 Unrecovered read error, FAILURE > > Since it's a SCSI drive, I don't know whether to scan for bad blocks > (despite what the BDS handbook says)or if I should try something else. > Any suggestions? > The drive is a Micropolis 2210 Run the verify scan from the Adaptec BIOS. Run it a few times. This forces the drive to remap those bad blocks. And consider buying a new disk. Micropolis drives are famous for bad error handling and general flakiness (it gets worse as they get newer). IBM drives, on the other hand, are quite good for the price. Doug White Internet: dwhite@resnet.uoregon.edu | FreeBSD: The Power to Serve http://gladstone.uoregon.edu/~dwhite | www.freebsd.org To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message
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