ADSM-L

Re: size of active vs. inactive?

2004-11-29 15:05:35
Subject: Re: size of active vs. inactive?
From: Bill Boyer <bill.boyer AT VERIZON DOT NET>
To: ADSM-L AT VM.MARIST DOT EDU
Date: Mon, 29 Nov 2004 15:05:43 -0500
It has also been discussed several times that TSM doesn't appear to be a
good fit for a VTL. May want to search the archives to find out more on the
subject.

Bill Boyer
"Life is not about how fast you run,
or how high you climb
but how well you bounce." - ??


-----Original Message-----
From: ADSM: Dist Stor Manager [mailto:ADSM-L AT VM.MARIST DOT EDU]On Behalf Of
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Sent: Monday, November 29, 2004 1:07 PM
To: ADSM-L AT VM.MARIST DOT EDU
Subject: Re: size of active vs. inactive?


==> In article <20041129172453.GH1396 AT mikee.ath DOT cx>, Mike
<mikee AT MIKEE.ATH DOT CX> writes:


> Given a tape library and multiple different policies for data storage, is
> there a simple (resource non-intensive) way to tell how much storage (the
> size of) active files and how much storage is used for inactive files? It
is
> being discussed to get a VTL and I'm thinking this should be sized
2*active
> storage.


I think the only way you'll be able to do this is via a rather long-running
select.

You might get some value out of doing your select one node at a time, that
will decrease the database blockages inferred by the query...


- Allen S. Rout