> Hi,
>
> Scenario:
> Enhanced ADSM Server 2.1.5.13 running under AIX 4.2.1
> Tapes with Redwood technology in a STK Library 4400 with 3 drives
> /dev/rmt0-2
>
> We have following errros:
>
> 02/17/99 02:00:02 ANR2750I Starting scheduled command
> BACKUP_STGPOOL_IK_D_LARGE ( backup stgpool
> IK_D_LARGE
> IK_TC_LARGE ).
> 02/17/99 02:00:02 ANR1210I Backup of primary storage pool
> IK_D_LARGE to copy
> storage pool IK_TC_LARGE started as process 339.
> 02/17/99 02:00:02 ANR2753I (BACKUP_STGPOOL_IK_D_LARGE):ANR2110I
> BACKUP
> STGPOOL started
> 02/17/99 02:00:02 ANR2753I (BACKUP_STGPOOL_IK_D_LARGE):as process
> 339.
> 02/17/99 02:00:02 ANR2756I Scheduled command
> BACKUP_STGPOOL_IK_D_LARGE
> started successfully.
> 02/17/99 02:00:52 ANR8337I STK volume RW0259 mounted in drive
> STK_00_0_9_3
> (/dev/rmt1).
> 02/17/99 02:01:02 ANR8302E I/O error on drive STK_00_0_9_3
> (/dev/rmt1)
> (OP=FSR, CC=-1, KEY=80, ASC=00, ASCQ=01,
> Description=An
> undetermined error has occurred). Refer to
> Appendix B in
> the 'Messages' manual for recommended action.
> 02/17/99 02:01:55 ANR8468I STK volume RW0259 dismounted from drive
> STK_00_0_9_3 (/dev/rmt1) in library STKLIB.
> 02/17/99 02:02:41 ANR8337I STK volume RW0259 mounted in drive
> STK_00_0_9_1
> (/dev/rmt0).
> 02/17/99 02:02:51 ANR8302E I/O error on drive STK_00_0_9_1
> (/dev/rmt0)
> (OP=FSR, CC=-1, KEY=80, ASC=00, ASCQ=01,
> Description=An
> undetermined error has occurred). Refer to
> Appendix B in
> the 'Messages' manual for recommended action.
> 02/17/99 02:03:42 ANR8468I STK volume RW0259 dismounted from drive
> STK_00_0_9_1 (/dev/rmt0) in library STKLIB.
> 02/17/99 02:04:28 ANR8337I STK volume RW0259 mounted in drive
> STK_00_0_9_0
> (/dev/rmt2).
> 02/17/99 02:04:39 ANR8302E I/O error on drive STK_00_0_9_0
> (/dev/rmt2)
> (OP=FSR, CC=-1, KEY=80, ASC=00, ASCQ=01,
> Description=An
> undetermined error has occurred). Refer to
> Appendix B in
> the 'Messages' manual for recommended action.
> 02/17/99 02:05:32 ANR8468I STK volume RW0259 dismounted from drive
> STK_00_0_9_0 (/dev/rmt2) in library STKLIB.
> 02/17/99 02:06:16 ANR8337I STK volume RW0259 mounted in drive
> STK_00_0_9_3
> (/dev/rmt1).
> 02/17/99 02:06:26 ANR8302E I/O error on drive STK_00_0_9_3
> (/dev/rmt1)
> (OP=FSR, CC=-1, KEY=80, ASC=00, ASCQ=01,
> Description=An
> undetermined error has occurred). Refer to
> Appendix B in
> the 'Messages' manual for recommended action.
> 02/17/99 02:06:29 ANR1219E BACKUP STGPOOL: Process 339 terminated -
> excessive write errors encountered.
> 02/17/99 02:06:29 ANR1214I Backup of primary storage pool
> IK_D_LARGE to copy
> storage pool IK_TC_LARGE has ended. Files
> Backed Up: 0,
> Bytes Backed Up: 0, Unreadable Files: 0,
> Unreadable
> Bytes: 0.
> 02/17/99 02:07:17 ANR8468I STK volume RW0259 dismounted from drive
> STK_00_0_9_3 (/dev/rmt1) in library STKLIB.
>
> The error appears on a growing number of tapes.
> The error appears since some days without having changed software or
> hardware.
> The drives seem to be o.k., because other tapes can be written or read
> without
> problems.
>
> Any help would be appreciated!
>
> Mit freundlichen Gruessen
> Bruno Petruschka
>
> Forschungszentrum Karlsruhe GmbH
> Technik und Umwelt
> Hermann-von-Helmholtz-Platz 1 Tel.: ++49 7247-82-5605
> D-76344 Eggenstein-Leopoldshafen Fax: ++49 7247-82-4972
> WWW-Server: http://www.fzk.de e-mail: petruschka AT hik.fzk DOT de
>
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