ADSM-L

AW: [ADSM-L] AW: [ADSM-L] Forcing certain nodes to use selective tape drives?

2005-10-07 06:18:57
Subject: AW: [ADSM-L] AW: [ADSM-L] Forcing certain nodes to use selective tape drives?
From: "Gloeer, Kirsten" <kirsten.gloeer AT IWR.FZK DOT DE>
To: ADSM-L AT VM.MARIST DOT EDU
Date: Fri, 7 Oct 2005 12:18:36 +0200
Hi Neil,

yes, we have separated a library in three logical libraries. You do not need a 
license.
Just use the library web interface, go to

        Settings -> Library Configuration -> Launch Configuration Wizard

and select the drives and storage slots for the first and for the second 
library.

best regards,
Kirsten Glöer 

Forschungszentrum Karlsruhe GmbH
Institut für Wissenschaftliches Rechnen (IWR)
 
Hermann-von-Helmholtz-Platz 1          Tel.:         +49 (0)7247-82-8616
76344 Eggenstein-Leopoldshafen        Fax:         +49 (0)7247-82-4972
Deutschland                                      e-mail:     Kirsten.Gloeer AT 
iwr.fzk DOT de


-----Ursprüngliche Nachricht-----
Von: ADSM: Dist Stor Manager [mailto:ADSM-L AT VM.MARIST DOT EDU] Im Auftrag 
von Neil Sharp
Gesendet: Freitag, 7. Oktober 2005 11:41
An: ADSM-L AT VM.MARIST DOT EDU
Betreff: Re: [ADSM-L] AW: [ADSM-L] Forcing certain nodes to use selective tape 
drives?


Hi Kirsten

Thanks for your speedy response. Have you actually done this successfully? 
Do you need a license to LPAR the library?

Regards

Neil Sharp <neil AT dyadic DOT com>, 
Technical Support & TSM Consultant
Direct Line : 01256-306686
Mobile: 07811-199312
Office : 01256-811125  Ext 223
Syan Limited, Riverside View, Basing Road,Old Basing, Basingstoke, 
Hampshire, RG24 7AL



"Gloeer, Kirsten" <kirsten.gloeer AT IWR.FZK DOT DE> 
Sent by: "ADSM: Dist Stor Manager" <ADSM-L AT vm.marist DOT edu> 07/10/2005 
10:22 Please respond to
"ADSM: Dist Stor Manager" <ADSM-L AT vm.marist DOT edu>


To
ADSM-L AT vm.marist DOT edu
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Subject
AW: [ADSM-L] Forcing certain nodes to use selective tape drives?






Hi,

the 3584 tape library can be configured in several logical libraries.The 4 
SCSI LTO1 drives can be configured
in the first logical library with the control path defined on the first 
SCSI LTO1 drive. The 4 FC LTO2 drives 
can be configured in the second logical library with the control path 
defined on the first FC LTO2 drive.
It is possible to configure two libraries within one TSM Server. For each 
logical library a deviceclass 
and a storagepool has to be defined.

best regards,
Kirsten Glöer

Forschungszentrum Karlsruhe GmbH
Institut für Wissenschaftliches Rechnen (IWR)
 
Hermann-von-Helmholtz-Platz 1          Tel.:         +49 (0)7247-82-8616
76344 Eggenstein-Leopoldshafen        Fax:         +49 (0)7247-82-4972
Deutschland                                      e-mail: 
Kirsten.Gloeer AT iwr.fzk DOT de


-----Ursprüngliche Nachricht-----
Von: ADSM: Dist Stor Manager [mailto:ADSM-L AT VM.MARIST DOT EDU] Im Auftrag 
von 
Neil Sharp
Gesendet: Freitag, 7. Oktober 2005 11:06
An: ADSM-L AT VM.MARIST DOT EDU
Betreff: [ADSM-L] Forcing certain nodes to use selective tape drives?


Can anybody help with the following problem?

I have a customer that currently has a 3584 tape library with 4 SCSI LTO1 
tape drives configured to a AIX TSM 5.1.9 server. They have asked me to 
add an additional 4 LTO2 SAN attached drives to the same TSM server / 
library configuration. So in essence the one TSM server will now have 8 
drives.

The question that I need to answer is this. Is it possible within the one 
TSM server to control which client backs up to which drive? The reason 
that I am asking this is that the customer wants to split their production 
backups to go to the new SAN drives, and their development backups to go 
to the SCSI drives.

My thoughts are that this is not possible from the one TSM server as TSM 
will pick a drive at random if all 8 drives are configured within the same 
library. I believe that the only way that this would be possible is to 
configure two TSM servers to share the same physical library (once it has 
been partitioned). Each TSM server will then be configured with a library 
a piece, each accessing 4 drives. Backup nodes can then be assigned to the 
relevant TSM server.

Your comments / experience would be very much appreciated.

Regards

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