I agree with previous comments.
It also works just to change the attributes of the old pool to colocate
and leave the existing tapes as they are.  Everything will eventually
get colocated anyway, as tapes recycle.


>----------
>From:  Naveed Mustafa[SMTP:Naveed_Mustafa AT mckinsey DOT com]
>Sent:  Wednesday, May 14, 1997 4:57 PM
>To:    ADSM-L AT VM.MARIST DOT EDU
>Subject:       Collocation
>
>Hi there,
>
>I would like to turn on the collocation on my tape storage pool.  Since, I
>never had collocation on my storage pool from Day 1, since we started our
>backups using ADSM, here is what I think I should do:
>
>1.  Create a separate tape storage pool with collocation turned on.
>Checkin different sets of tapes to this newly created storage pools.
>2.  Disable the old tape storage pool so that the scheduled backups uses
>the newly created tape storage pool.  Since, we have incremental backups
>scheduled for all of our servers, will the backups on the newly created
>tape storage pool be incremental?
>3.  The data that is residing on the old tape storage pool which does not
>have the collocation on should be moved using the MOVE DATA command.
>4.  The old tape storage pool can be deleted, once all data has been moved
>from the old to the new tape storage pool.  The tapes belonging to the old
>tape storage pool can then be checked into the new tape storage pool with
>the status as scratch.
>
>Just to give you an overview, I have the storage pool hierarchy of a DISK
>and a Tape.  The server is running on AIX 3.2.5 machine with version
>2.1.0.12.
>
>Please suggest if the steps outlined above are sufficient, inaccurate, or
>if there are some hidden traps that I am not aware of.  All suggestions
>will be greatly appreciated.
>
>Thanks,
>Naveed.
>