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Re: Problem with upper .5GB of 2GB disks

daemon@ATHENA.MIT.EDU (Drew Eckhardt)
Tue Oct 10 21:57:42 1995

To: Jurgen Botz <jbotz@orixa.mtholyoke.edu>
cc: linux-scsi@vger.rutgers.edu, ncr53c810@mroe.cs.colorado.edu
In-reply-to: Your message of "Mon, 09 Oct 1995 19:28:24 EDT."
             <199510092328.TAA27469@orixa.mtholyoke.edu> 
Date: Tue, 10 Oct 1995 08:54:25 -0600
From: Drew Eckhardt <drew@poohsticks.org>

In message <199510092328.TAA27469@orixa.mtholyoke.edu>, jbotz@orixa.mtholyoke.e
du writes:
>I have an ASUS PCI system with 3 ASUS SC200 (NCR 53c810) controllers
>and 6 IBM 2GB SCSI disks (2 on each controller).  I'm seeing a very
>strange problem... every single one of the disks was giving I/O errors
>on sectors above roughly 3000.  

Your disks are developing bad blocks, quite probably due to a manufacturing
defect.  Write a program to remap them before they become a problem.

>Oct  9 16:34:25 news2 kernel: Current error sd08:21: sense key Medium Error
>Oct  9 16:34:25 news2 kernel: Additional sense indicates Unrecovered read erro
>r - recommend reassignment
>Oct  9 16:34:25 news2 kernel: scsidisk I/O error: dev 08:21, sector 3161722
>Oct  9 16:34:33 news2 kernel: SCSI disk error : host 1 channel 0 id 0 lun 0 re
>turn code = 18000002
>Oct  9 16:34:33 news2 kernel: Current error sd08:21: sense key Medium Error
>Oct  9 16:34:33 news2 kernel: Additional sense indicates Unrecovered read erro
>r - recommend reassignment
>Oct  9 16:34:33 news2 kernel: scsidisk I/O error: dev 08:21, sector 3161724
>Oct  9 16:34:38 news2 kernel: scsi1 channel 0 : resetting for second half of r
>etries.

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