It's actually a comparison of the frequency of the schedules that determines
this, not the length of the retentions.

here's some additional info on how I've set this up 
http://mailman.eng.auburn.edu/pipermail/veritas-bu/2004-February/021336.html


- Scott

>  -----Original Message-----
> From:         veritas-bu-admin AT mailman.eng.auburn DOT edu@ABBOTT   On 
> Behalf
> Of Rob De Langhe <rob.delanghe AT telindus DOT be>
> Sent: Thursday, April 22, 2004 12:31 AM
> To:   'veritas-bu AT mailman.eng.auburn DOT edu'
> Subject:      SUMMARY: [Veritas-bu] howto exclude one instance of weekly
> backup s
> 
> 
> Thx to  Jeff Fisher and especially Michael Miller, who pointed us to the
> right option :  NBU only kicks in the schedule with the longest retention
> period, when multiple  schedules are configured to launch at the same
> moment.
>  
> Greetz
>  
> Rob
> -----Original Message-----
> From: Rob De Langhe  
> Sent: Wednesday, April 21, 2004 7:46 AM
> To:  'veritas-bu AT mailman.eng.auburn DOT edu'
> Subject: [Veritas-bu] howto  exclude one instance of weekly backups
> Hi,
>  
> anyone has  suggestions on best practice to exclude the run of a specific
> instance of  weekly backups ?
>  
> We have full  backups going on, on a weekly basis running on Sundays.
>  
> At the same time,  we have archiving backups of the same files going on,
> on a 4-weekly basis also  running on Sundays.
>  
> So we want to  avoid that, scheduled by Veritas, every 4th week there
> would be 2 sets of  backups running : the weekly full, plus the 4-weekly
> archiving.
>  
> How to achieve  this ?
>  
> Any suggestions  are kindly appreciated !
>  
> Rob
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