Veritas-bu

[Veritas-bu] NBU Oracle Agent / RMAN

2002-04-23 12:42:21
Subject: [Veritas-bu] NBU Oracle Agent / RMAN
From: suen AT cosmos.buffalo DOT edu (Michael Suen)
Date: Tue, 23 Apr 2002 12:42:21 -0400 (EDT)
        Hello All
        Thanks for Jago and Scott's help and Comment.....

        I will do some testing on my own to see how it behavior

        Thanks for everyone's help

                Mike


On Tue, 23 Apr 2002 scott.kendall AT abbott DOT com wrote:

> 
> This is the way I understand it...
> 
> You have to have a Backup Policy, whether it is the Default-Policy or one you
> have created yourself, with an open backup window for the RMAN backups to run.
> The schedule information is passed as variables to the RMAN script and you can
> do different types of backups based on the schedule you are running (by adding
> the logic to your RMAN script), but you still have to have a Backup Policy
> defined.
> 
> I wouldn't set the schedule retentions to infinite (different from the default
> policy retention).  This value defines the length of time that NetBackup will
> remember a backup has been done.  I don't see any gains from NetBackup knowing
> it ran a schedule 3 years ago (when the backup occurs every week)... this is
> different than keeping the image for 3 years in the image catalog... I'm
> talking about just knowing when the last backup using that schedule occured.
> The requirement is that the retention be at least as long as the frequency...
> if you're using NBU schedule windows as opposed to something like CRON to
> launch the RMAN script manually (otherwise, it "forgets" it did the backup and
> initiates one before it actually needs to).
> 
> As for comment... "3) Expiring images under NBU does NOT expire the reference
> under RMAN"  It can if you want it to with an RMAN command telling it to
> "sync" to NBU... but it won't do this automatically.
> 
> When you expire in RMAN it does automatically expire in NBU.  If you decide to
> do it this way, infinite on the Backup Policy would be fine.
> 
> 
> - Scott
> 
> 
> 
>                                                                               
>                                                      
>                     "Ballowe, Charles"                                        
>                                                      
>                     <CBallowe AT usg DOT com>                   To:     
> "'Michael Suen'" <suen AT cosmos.buffalo DOT edu>,                       
>                     Sent by:                             Veritas-bu AT 
> mailman.eng.auburn DOT edu                                         
>                     veritas-bu-admin AT mailman DOT eng.        cc:           
>                                                             
>                     auburn.edu                           Subject:     RE: 
> [Veritas-bu] NBU Oracle Agent / RMAN                     
>                                                                               
>                                                      
>                                                                               
>                                                      
>                     04/23/2002 09:55 AM                                       
>                                                      
>                                                                               
>                                                      
>                                                                               
>                                                      
> 
> 
> 
> 
> your backups aren't required to use the Default-Policy. You can add lines
> to your RMAN scripts that tell it which policy to use. This is discussed
> in a thread from last september:
> http://mailman.eng.auburn.edu/pipermail/veritas-bu/2001-September/005607.htm
> l
> 
> enjoy
> -charlie
> 
> > -----Original Message-----
> > From: Michael Suen [mailto:suen AT cosmos.buffalo DOT edu]
> > Sent: Monday, April 22, 2002 8:47 PM
> > To: Veritas-bu AT mailman.eng.auburn DOT edu
> > Subject: [Veritas-bu] NBU Oracle Agent / RMAN
> >
> >
> >
> > Hello EveryOne
> >
> >          I have a Question about the Retention and stuff.. here is what I
> >          understand (I think)
> >
> >          1) The Retention Setting in the "Default-Policy" is the
> >                    REAL/Actual retention of the NBU Images
> >          2) The Retention Setting in the Schedules (Automatic,
> >                    Differential, Cumulative) is just used to find
> > out "When" should the
> >                    backup being run.
> >          3) Expiring images under NBU does NOT expire the reference under
> >                    RMAN
> >
> >          O.K.. with that...
> >
> >          Since I have to use RMAN to do the expire, Can I set
> > the Retention
> >          under "Default-Policy" to be INFINITY
> >
> >          AND the Retention Setting under the Schedules
> > (Auto,Diff) ALSO to
> >          be INFINITY ???
> >
> >          Then I just use RMAN to do ALL of the expire??
> >
> >          BTW, I have NBU 3.4.2 on Solaris
> >
> >
> >          Is that make sense or I am missing somewhere along the line??
> >
> >
> >          Thank you very much for your help...
> >
> >
> >          thanks
> >
> >                              Mike
> >
> >
> >
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