Veritas-bu

[Veritas-bu] Overnight scheduling quirk

2002-09-24 13:41:56
Subject: [Veritas-bu] Overnight scheduling quirk
From: curtis.lists AT backupcentral DOT com (W. Curtis Preston)
Date: Tue, 24 Sep 2002 10:41:56 -0700
Larry,

Thanks for the quote.  Where's it from?

> -----Original Message-----
> From: Larry Kingery [mailto:larry.kingery AT veritas DOT com] 
> Sent: Tuesday, September 24, 2002 10:39 AM
> To: W. Curtis Preston
> Cc: 'Gardner, Jesse'; veritas-bu AT mailman.eng.auburn DOT edu
> Subject: RE: [Veritas-bu] Overnight scheduling quirk
> 
> 
> W. Curtis Preston writes:
> > This is a very common FAQ, and we should put it in the FAQ.
> > 
> > NetBackup checks the interval against the amount of time since the 
> > COMPLETION time of the last backup.  Therefore, a backup (with a 24 
> > hour
> > frequency) that doesn't finish until 5 AM will not start 
> until 24 hours
> > after 5 AM, if the window is open.
> 
> This is not true for 4.5 (and I thought some version 
> beforehand, but the only note I have specifically says "4.5").
> 
>     If you have the frequency set to a multiple of 24
>     hours, the scheduler will check to see if the backup
>     is due during the current window and will start it
>     when the window opens.
> 
> 
> There's also something in the back of my mind about midnight, 
> but I can't get at it.  The fact that his jobs start just 
> after midnight (presumedly the first time the scheduler wakes 
> up after midnight) makes me curious.  What's the frequency set to?