You will have to change the access mode for that tape to readwrite, or
readonly.  Then perform the checkin libv.

Anthony Jones
Koch Industries, Inc.
Platform Technologist
316-828-2432

> -----Original Message-----
> From: Robert Bunt [SMTP:rmbunt AT NYSEG DOT COM]
> Sent: Wednesday, October 21, 1998 10:19 AM
> To:   ADSM-L AT VM.MARIST DOT EDU
> Subject:      ADSM and tapes
>
> Bob Bunt@NYSEG
> 10/21/98 11:19 AM
>
> We have ADSM/6000 2.1.5.15 with an attached 3494-L12 Tape Subsystem.
> We expect to upgrade the server to V3 versy soon.
>
> During one recent episode where a tape drive was experiencing problems, a
> tape
> was stuck in the drive while the normal ADSM operation continued.  The
> tape
> in the
> drive did have data from prior migration processes.
>
> Before the Tape was stuck in the drive the command "Query Libvolume
> Tapelib
> TAPE01"
> would show information about the tape being allocated Private.  "Query
> Volume TAPE01"
> reveals how much the tape is currently utilized.
>
> During the drive outage, the Library Manager and drive was varied offline
> from the SMIT-
> DEVICES - ADSM DEVICES selection.  While the IBM CE repairs the drive, the
> tape is
> pulled straight from the drive and placed directly into the open slot in
> the Library.  Upon the
> restart of the 3494, an inventory is taken of all of the tapes in the
> library.
>
> After the drive outage, "Query Volume TAPE01" still shows the current tape
> utilization. It is
> just marked as unavailable.   The "Query Libvolume Tapelib TAPE01" returns
> nothing.
> The tape is no longer listed in the LIBVOLUME inventory.  I have tried to
> re-checkin the
> tape into the library and have had no luck.  I usually end up having to
> discard the data
> and start the label and checkin process all over.
>
> Has anyone else experienced the same problem of Tapes being stuck in this
> LIMBO
> state?  Is there a means for getting the tape recognized as being in use
> and back into
> the Library in a ready state?
>
>                                          Bob Bunt
>                                          rmbunt AT nyseg DOT com