On Fri, Mar 27, 2009 at 7:03 PM, James Harper
<james.har...@bendigoit.com.au> wrote:
> I have a cabling problem with my scsi tape drives. I thought it was
> fixed but obviously not. When doing my VirtualFull to tape last night,
> Bacula says:
>
> 27-Mar 23:16 bitvs2-sd JobId 1235: Reposition from (file:block)
> 10:1428374769 to 11:2752208962
> 27-Mar 23:19 bitvs2-sd JobId 1235: Reposition from (file:block)
> 12:2457049971 to 12:2457049972
> 27-Mar 23:20 bitvs2-sd JobId 1235: Reposition from (file:block)
> 12:3456985893 to 12:3456985894
> 27-Mar 23:21 bitvs2-sd JobId 1235: Error: block.c:568 Write error at
> 53:2863 on device "TapeStorage"
> (/dev/tape/by-path/pci-0000:01:08.0-scsi-0:0:6:0-nst-nst).
> ERR=Input/output error.
> 27-Mar 23:21 bitvs2-sd JobId 1235: Error: Re-read of last block OK, but
> block numbers differ. Read block=421361 Want block=421362.
> 27-Mar 23:21 bitvs2-sd JobId 1235: End of medium on Volume "BIT0011"
> Bytes=51,874,099,200 Blocks=804,099 at 27-Mar-2009 23:21.
>
> And the kernel says:
>
> Mar 27 23:21:27 bitvs2 kernel: st1: Current: sense key: Aborted Command
> Mar 27 23:21:27 bitvs2 kernel:    Additional sense: Scsi parity error
>
> That's definitely not an end-of-medium. I would have expected that
> Bacula would at least mark the tape itself as failed or something.
>
> What is supposed to happen when a scsi error occurs?
>
Exactly what you saw an EOM and tape marked Full or Error depending on
whether the last block could be read.

John

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