>>>>> On Thu, 25 Aug 2011 16:48:34 -0300, Rodrigo Ferraz said:
> 
> Hello and thanks.
> 
> Below are the results of mt. "Mt fsf" fails with the "Input/output error":
> 
> 25-Aug-2011 16:34:40 [root@br01 ~]# mt -f /dev/nst0 status
> SCSI 2 tape drive:
> File number=0, block number=0, partition=0.
> Tape block size 0 bytes. Density code 0x44 (LTO-3).
> Soft error count since last status=0
> General status bits on (41010000):
>  BOT ONLINE IM_REP_EN
> 25-Aug-2011 16:34:47 [root@br01 ~]# mt -f /dev/nst0 fsf 32768
> /dev/nst0: Input/output error
> 25-Aug-2011 16:40:30 [root@br01 ~]# mt -f /dev/nst0 status   
> SCSI 2 tape drive:
> File number=464, block number=-1, partition=0.
> Tape block size 0 bytes. Density code 0x44 (LTO-3).
> Soft error count since last status=0
> General status bits on (9010000):
>  EOD ONLINE IM_REP_EN
> 25-Aug-2011 16:40:38 [root@br01 ~]# mt -f /dev/nst0 rewind
> 25-Aug-2011 16:42:10 [root@br01 ~]# mt -f /dev/nst0 eod
> 25-Aug-2011 16:44:04 [root@br01 ~]# mt -f /dev/nst0 status
> SCSI 2 tape drive:
> File number=464, block number=-1, partition=0.
> Tape block size 0 bytes. Density code 0x44 (LTO-3).
> Soft error count since last status=0
> General status bits on (9010000):
>  EOD ONLINE IM_REP_EN
> 25-Aug-2011 16:48:11 [root@br01 ~]#
> 
> And now a funny fact about this problem: if we retry the restore operation,
> by creating another restore job and selecting the same files/folders, it
> works perfectly. Log below:

Has anything been written to that tape since the restore failed?  It is
starting to look like a hardware, Vmware or OS driver issue to me.

__Martin

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