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From: doctor@nl2k.edmonton.AB.ca (The Doctor)
Newsgroups: comp.unix.bsd.bsdi.misc
Subject: Re: Sector errors, how to repair?
Date: 10 Oct 1996 22:07:48 -0600
Organization: NetLine 2000
Lines: 46
Message-ID: <53kh6k$h49@doctor.nl2k.edmonton.ab.ca>
References: <53jt05$2sf@stout.entertain.com>
NNTP-Posting-Host: doctor.nl2k.edmonton.ab.ca
In article <53jt05$2sf@stout.entertain.com>,
Darryl Watson <dwatson@stout.entertain.com> wrote:
>
>Help! I am running BSDI 2.0 with patches, and my system disk is registering
>serious errors. Below is a taste of the /var/log/messages file:
>
>Oct 10 16:15:41 stout kernel: sd0: sn 577999: media error: unrecovered read
>error (18 retries)
>Oct 10 16:15:41 stout kernel: sd0: retry 2
>Oct 10 16:15:41 stout kernel: sd0: sn 577999: media error: unrecovered read
>error (18 retries)
>Oct 10 16:15:48 stout kernel: sd0: sn 577999: media error: unrecovered read
>error (18 retries)
>Oct 10 16:15:48 stout kernel: sd0: retry 1
>Oct 10 16:15:48 stout kernel: sd0: sn 577999: media error: unrecovered read
>error (18 retries)
>Oct 10 16:15:48 stout kernel: sd0: retry 2
>Oct 10 16:15:48 stout kernel: sd0: sn 577999: media error: unrecovered read
>error (18 retries)
>
>I brought the system down to single user mode, and ran diskdefect thus:
>
> # diskdefect -a -swcv sd0 12345678
>
>But after a few minutes of churning on the disk, it registers read errors
>on a differnet sector number than mentioned above, and crashes with a
>core dump, saying 'memory fault'.
>
>I have also run fsck, but didn't have the guts to fool with 'badsect'.
>
>Does anyone have any suggestions as to how I can salvage my system disk
>(on which I have done backups!) without replacing it?
>
>TIA!
Suggestion: do a SCSI controller format!!
It works!
--
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