ADSM-L

Re: [ADSM-L] How to schedule dsmc for "always backup'

2008-02-20 12:23:56
Subject: Re: [ADSM-L] How to schedule dsmc for "always backup'
From: Remco Post <r.post AT SARA DOT NL>
To: ADSM-L AT VM.MARIST DOT EDU
Date: Wed, 20 Feb 2008 18:26:25 +0100
Andrew Raibeck wrote:
I agree with using MODE=ABSOLUTE to do this, rather than SELECTIVE.

Has the requester articulated the "why" behind this requirement? If not, I
would question the rationale for the requirement. TSM's incremental
approach is one of its strengths. Backing up everything (presumably every
day?), even if it hasn't changed, will:

- consume more storage pool, server database space, and other TSM server
resources (like longer backup sessions, etc)

- cause more network traffic

- increase backup run-time

- impact the ability to restore older unique versions of files that are
rolled off by duplicate backups versions (depends on how you configure the
version and retention settings)

Best regards,

Andy


Hi All,


Andy is right, of course. If some admin wants full backups rather than
incrementals, beat him with the appropriate LART till he gives in. If he
insists, give him Image backups, maybe that will complete faster than an
absolute backup.

Andy Raibeck
IBM Software Group
Tivoli Storage Manager Client Product Development
Level 3 Team Lead
Internal Notes e-mail: Andrew Raibeck/Tucson/IBM@IBMUS
Internet e-mail: storman AT us.ibm DOT com

IBM Tivoli Storage Manager support web page:
http://www.ibm.com/software/sysmgmt/products/support/IBMTivoliStorageManager.html


The only dumb question is the one that goes unasked.
The command line is your friend.
"Good enough" is the enemy of excellence.

"ADSM: Dist Stor Manager" <ADSM-L AT VM.MARIST DOT EDU> wrote on 2008-02-20
09:51:00:

Yes, but then you need to specify the OBJECTS='' to tell the client
WHAT to SELectively backup. Only Incremental backups work with
the DOMAIN, plus SEL doesn't do the SYSTEMobject/state/services.

Put this node in a domain where the mgmtclass is set for
MODE=ABSOLUTE instead of the default of MODIFIED. Then your backups are
just incremental, use the DOMAIN, but will always backup.

Bill Boyer
Tell me again how lucky I am to be working here...I keep forgetting!


-----Original Message-----
From: ADSM: Dist Stor Manager [mailto:ADSM-L AT VM.MARIST DOT EDU] On
Behalf Of Bill Dourado
Sent: Wednesday, February 20, 2008 11:09 AM
To: ADSM-L AT VM.MARIST DOT EDU
Subject: Re: How to schedule dsmc for "always backup'

update schedule 'domain_name'  'schedule_name'  action=selective

Bill







Nicholas Rodolfich <nrodolfich AT EJGH DOT ORG> Sent by: "ADSM: Dist Stor
Manager" <ADSM-L AT VM.MARIST DOT EDU>
20/02/2008 15:58
Please respond to
"ADSM: Dist Stor Manager" <ADSM-L AT VM.MARIST DOT EDU>


To
ADSM-L AT VM.MARIST DOT EDU
cc

Subject
[ADSM-L] How to schedule dsmc for "always backup'






Hello All,

Thanks for your help!!

One of my Windows server admins wants to schedule an "always backup"
so the system will backup everything but we could not find a
syntax diagram that included the option from the command line. Does
anyone know where I can find this info or have a trick that we
could use to make this happen. The user's guide has a list of
options to dsmc backup but there is not one for the "always backup"

Nicholas Rodolfich
Network Administrator (AIX)
East Jefferson General Hospital
504-883-6955 (office)
228-223-1187 (mobile)
nrodolfich AT ejgh DOT org



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--
Met vriendelijke groeten,

Remco Post

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