What if your onsite-TAPEPOOL is one DEVCLass and your offsite-COPYPOOL
is a different DEVClass? Combined with defining the library as two
LiBR's with different private/scratch cataegories?
.. joe.f.
Joseph A Faracchio, Systems Programmer, UC Berkeley
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On Tue, 21 Aug 2001, Richard Sims wrote:
> >We are planning to use a mix of short and long length 3590 tapes in a single
> >3494 library. Some storage pools will use the short tapes for a 20gb capacity,
> >others will use the long 40gb capacity.
> >
> >Is it possible to have two types of scratch tapes existing in the same library,
> >or must we choose one length of tape for the scratch pool and staticly assign
> >tapes to the other stgpools?
> >
> >Has anyone done this sort of thing, or have any thoughts on the subject?
>
> Mike - I went through the same thing, and found it impossible.
> The problem is that the ADSM definitions boil down to having to
> dedicate drives to each scratch Category, which is not a viable option
> for most of us with finite budgets. I'm not aware of any recent TSM
> changes which would allow for problemless dynamic sharing of 3590 drives
> in a 3494 library. (I tried it as an experiment, and the resulting
> collisions made for a very ugly mess.) I ended up back with a single
> scratch category for 3590 J and K tapes, and used Define Volume to
> assign Js to offsite and other, lesser tasks.
>
> Richard Sims, BU
>
