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Date:      Tue, 10 Nov 1998 14:30:21 -0800 (PST)
From:      Doug White <dwhite@resnet.uoregon.edu>
To:        Hendra Sentono <hendra@students.ukdw.ac.id>
Cc:        freebsd-questions@FreeBSD.ORG
Subject:   Re: SCSI HDD Error??
Message-ID:  <Pine.BSF.4.03.9811101427510.2215-100000@resnet.uoregon.edu>
In-Reply-To: <Pine.BSF.4.01.9811101534560.4108-100000@students.ukdw.ac.id>

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On Tue, 10 Nov 1998, Hendra Sentono wrote:

> I have a 2.2.7 system (it's a PPro 200Mhz with onboard SCSI controller -
> ncr:0:0 ??)
> that suddenly going down. It runs a squid proxy server and after the
> machine booted up again, there came error messages with 4 times retries
> 
> Nov 10 15:04:05 ns1 /kernel: asc:11,0 Unrecovered read error field
> replaceable unit: ea sks:80,85
> Nov 10 15:04:05 ns1 /kernel: , FAILURE    
> 
> The error messages also mentioned something about the cluster number where
> the error had occured. Do you have any suggestions to solve this problem?

It's a bad sector on the disk.  Execute the command

scsi -f /dev/rsd0 -m 1 -P 0

Make sure AWRE and ARRE are enabled.  If not, run

scsi -f /dev/rsd0 -m 1 -P 3 -e

and change the 0 to 1.

Change sd0 to the disk in question.

Doug White                               
Internet:  dwhite@resnet.uoregon.edu    | FreeBSD: The Power to Serve
http://gladstone.uoregon.edu/~dwhite    | www.freebsd.org


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