ADSM-L

Re: Weird tape utilization

2004-09-08 05:58:40
Subject: Re: Weird tape utilization
From: Heinz Flemming <heinz.flemming AT RZ.UNI-KARLSRUHE DOT DE>
To: ADSM-L AT VM.MARIST DOT EDU
Date: Wed, 8 Sep 2004 11:58:32 +0200
According to Loon, E.J. van - SPLXM:
> Hi *SM-ers!
> I have found something very strange in our TSM tape utilization.
> I found several primary storage pool tapes which should be used for data,
> but which are not.
> For example, one tape has a read/write, filling status with a utilization of
> about 3% and about 23% reclaimable. However, the last written date is
> September 15, 2003!!!
> I checked all other servers and they all have several tapes in a filling
> state with a last written date several months ago.
> I really cannot explain how this is possible. Does anybody know what's wrong
> here? The tapes have no error state, nor did they have in the past.
> Thank you very much for any reply in advance!

  Do you use collocation?

  If yes, check whether the node, using this tape, has more than one
  tape with status 'filling'.


  Heinz

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Heinz Flemming                             flemming AT rz.uni-karlsruhe DOT de
Rechenzentrum, Universitaet Karlsruhe
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