ADSM-L

Re: Migration to new tape devices

2000-09-15 11:01:12
Subject: Re: Migration to new tape devices
From: "Prather, Wanda" <Wanda.Prather AT JHUAPL DOT EDU>
Date: Fri, 15 Sep 2000 11:01:42 -0400
1.  Set the "Next storagepool" for DISK1 to TAPE2.
2.  Reclamation only works within a storage pool.


> I am soon to be migrating from 3490 tape technology to 3590E tape
> technology.  Will the following work?
>
> Say I have the following storage pools:
>
> DISK1      (Disk storage pool - next storage pool = TAPE1)
> TAPE1     (3490 sequential access pool)
> TAPE2     (3590 sequential access pool)
> OFF1        (3490 copy pool for DISK1 and TAPE1)
> OFF2        (3590 copy pool)
>
> If I were to set the "Next Storage Pool" field on TAPE1 pool to be
> TAPE2 and set the TAPE1 pool access to READONLY, will the TAPE1 pool
> basically be skipped and the TAPE2 pool be used as secondary storage for
> pool DISK1?
>
> Also, if I set the "Reclamation Threshold" on pool TAPE1 to a very low
> percentage, or even like 1%, will the tapes recycle to pool TAPE2?
>
> Lastly, if I were to set the "Next Storage Pool" field on OFF1 pool to
> be OFF2 and set the OFF1 pool access to READONLY, and then if I set the
> "Reclamation Threshold" on pool OFF1 to a very low percentage, or even
> like 1%, will the tapes recycle to pool OFF2?
>
> Seems like this should work, and not require manual MOVE DATA commands.
>  Especially since the MOVE DATA commands are not for COPY pools.
>
> Is the above workable?
>
> Thanks in advance....
>
> Tom Melton
> Emory HealthCare
> Emory University
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