Re: tape library management
1974-01-13 10:11:14
Ooo, ick. ADSM just does *not* deal well with drive failures,
does it? I've spent all day today trying to recover from one of
my two drives eating a bad tape...
Thanks for the warning, though.
--paw
> I, too, would advise caution if/when you ultimately pursue this.
> I, too, would advise caution if/when you ultimately pursue this.
> We were faced with the same issue when our 3494 rapidly filled
> up. Management balked at an additional frame so we began to
> remove tapes. It was somewhat more confusing b/c we had two ADSM
> servers sharing the 3494, and when we had a tape drive go bad
> (the part that reads the cartridge type failed) which rejected
> incoming tapes, in the resulting confusion tapes with data from
> one server were checked into the library as scratch tapes for the
> other server. BAD JUJU!
>
> Having said that, we are now successfully storing tapes in and
> outside of the library. You'll have to work out the best method
> to choose candidates for outside storage. The last thing you want
> to do is spend half your day making trips to the data center to
> insert tapes into your "automated" tape library.
>
> -- Tom
>
> Thomas A. La Porte
> DreamWorks Feature Animation
> tlaporte AT anim.dreamworks DOT com
>
> On Tue, 22 Jun 1999, James SPORER wrote:
>
> > Pat,
> > I suggest you test this to make sure you won't have any problems. We
> > are running an mvs adsm server and thought this would be a good idea
> > since we were running out of slots in our atl. We ejected tapes that
> > hadn't been mounted recently. We thought we would get prompted to put
> > the tapes back in the atl if adsm wanted to use them. I don't
> > remember exactly what happened but we never got a prompt to put the
> > tapes back in the atl. I reported the problem to IBM and was told that
> > was the only way they could do it. When I pointed out that dfhsm
> > prompted us to put tapes back in the atl they said they would look
> > into it. In the meantime we got another frame for our atl and didn't
> > pursue a resolution.
> > Jim Sporer
> > UW madison
> >
> >
> >
> >______________________________ Reply Separator ____________________________
_____
> >Subject: tape library management
> >Author: "ADSM: Dist Stor Manager" <ADSM-L AT VM.MARIST DOT EDU> at IPNET
> >Date: 6/22/99 9:38 AM
> >
> >
> >I've finally reached the point where my on-site tapes won't all fit in the
> >tape library, so I'm going to have to start shuffling the older ones out.
> >I'm already running DRM for the copypool and dbbackup tapes... Any hints o
r
> >handy scripts?
> >
> >Thanks.
> >
> >Pat Wilson
> >paw AT dartmouth DOT edu
> >
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