ADSM-L

Re: NO SLOTS

2007-03-09 13:13:28
Subject: Re: NO SLOTS
From: "Prather, Wanda" <Wanda.Prather AT JHUAPL DOT EDU>
To: ADSM-L AT VM.MARIST DOT EDU
Date: Fri, 9 Mar 2007 13:13:12 -0500
You don't even have to check them out.

You can enter:  update libv xxxxxx status=scratch

If there is any valid data on them, TSM will refuse.

The most common reason scratch tapes get marked as PRIVATE with no valid data, 
is putting the tapes in the library without running LABEL LIBV to initialize 
them with the internal label.


If they are in storage pools you must UPDATE VOLUME XXXXXX access=READWRITE to 
clear the UNAVAILABLE status.

The most common reason tapes in storage pools get marked as UNAVAILABLE is that 
TSM can't mount them, either due to a robot failure or the TSM inventory 
getting out of sync with the library, so that the tape can't be found.  Easy 
fix for that is to run AUDIT LIBRARY XXXX CHECKLABEL=BARCODE.

Keep an eye out every day for UNAVAILABLE volumes.  When you find one, query 
the activity log for the past 48 hours, searching for that VOLSER.  TSM puts a 
message in the activity log when it marks a volume UNAVAILABLE.  Looking at the 
messages just prior to that entry will give you a clue as to WHY TSM is marking 
them that way.  

Wanda Prather
"I/O, I/O, It's all about I/O"  -(me)




-----Original Message-----
From: ADSM: Dist Stor Manager [mailto:ADSM-L AT VM.MARIST DOT EDU] On Behalf Of 
Orville Lantto
Sent: Friday, March 09, 2007 12:54 PM
To: ADSM-L AT VM.MARIST DOT EDU
Subject: Re: NO SLOTS

Check them volumes with "Q vol XXXXXX f=d" and see if they came from the 
scratch pool.  If so, you will see a line like:

               Scratch Volume?: Yes

in the output.

If the line says No and the volumes are empty and they are not part of a 
storage pool, check the volumes out of the library and check them back in as 
scratch.

The volumes that are unavailable and in a storage pool should be updated to 
readwrite and watched for errors.  (Update vol XXXXXX access=readwrite)

These volumes may just fall back into the scratch pool immediately if they have 
no data on them.  If they report as Scratch Volume?: No, you can move the data 
off them, check them out and back in.




Orville L. Lantto
Storage Consultant
 
 
GlassHouse Technologies, Inc. 
200 Crossing Boulevard
Framingham, MA 01702

orville.lantto AT glasshouse DOT com 
www.glasshouse.com 

-----Original Message-----
From: ADSM: Dist Stor Manager [mailto:ADSM-L AT VM.MARIST DOT EDU] On Behalf Of 
Thorneycroft, Doug
Sent: Friday, March 09, 2007 11:44 AM
To: ADSM-L AT VM.MARIST DOT EDU
Subject: Re: [ADSM-L] NO SLOTS

Try doing "q libvol libraryname" if the volume is listed as private, and
the last use column is blank, then the volume is probably scratch.

-----Original Message-----
From: ADSM: Dist Stor Manager [mailto:ADSM-L AT VM.MARIST DOT EDU]On Behalf Of
Lepre, James
Sent: Friday, March 09, 2007 9:35 AM
To: ADSM-L AT VM.MARIST DOT EDU
Subject: Re: NO SLOTS


I have done the first 4 steps already.. What I believe is happening is that 
when some scratch tapes were put in TSM tried to use them, couldn't and mark 
them as private.. Is there a command to check to see if this is happening 

 

-----Original Message-----
From: ADSM: Dist Stor Manager [mailto:ADSM-L AT VM.MARIST DOT EDU] On Behalf Of 
Orville Lantto
Sent: Friday, March 09, 2007 12:33 PM
To: ADSM-L AT VM.MARIST DOT EDU
Subject: Re: [ADSM-L] NO SLOTS

First, get a reliable inventory of what tapes are in your library, perhaps 
forcing the library to do an inventory beforehand.  Do not use TSM for this.

Second, reconcile the hardware inventory against what TSM reports in "q libvol" 
for this library, perhaps doing a TSM library audit beforehand.

Third, investigate the disparities.  You unavailable tapes could be out of the 
library or were made unavailable when TSM couldn't mount them because of drive 
errors or whatever.  If they are in the library and not damaged, just update 
them to readwrite.

Fourth, review your reclamation policy and procedures.

Fifth, if you still are out of slots, upgrade your tape technology, get another 
frame on your library, or eject tapes and start storing them outside your 
library.



Orville L. Lantto
Storage Consultant
 
 
GlassHouse Technologies, Inc. 
200 Crossing Boulevard
Framingham, MA 01702

orville.lantto AT glasshouse DOT com
www.glasshouse.com
-----Original Message-----
From: ADSM: Dist Stor Manager [mailto:ADSM-L AT VM.MARIST DOT EDU] On Behalf Of 
Lepre, James
Sent: Friday, March 09, 2007 11:15 AM
To: ADSM-L AT VM.MARIST DOT EDU
Subject: Re: [ADSM-L] NO SLOTS

Hello Everyone,
 
 I am having problem with no available slots in my 3584 library.  I am running 
tsm 5.3.2.5 and have 450 slots in the library.  I also have over 50 unavailable 
tapes listed in TSM. I am struggling to figure out what to do first. Does 
anyone have a suggestion to where I should start to solve this problem. 
 
Thank you in advance
 
James

  
  
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