Well, I will give it a go, but this just confirms my belief that TSM is
the most user-unfriendly, frustrating, annoying, unwieldy IT system I
have encountered in 22 years of IT work.
Regards
Paul
> -----Original Message-----
> From: ADSM: Dist Stor Manager [mailto:ADSM-L AT VM.MARIST DOT EDU] On
> Behalf Of William Boyer
> Sent: Sunday, 27 May 2007 1:08 PM
> To: ADSM-L AT VM.MARIST DOT EDU
> Subject: Re: [ADSM-L] Point in time restore problem
>
> Instead of doing a SELECTIVE backup on a periodic basis, which won't
update
> the last backup date/time of the filespace, use the
> MODE=ABSOLUTE of the backup copygroup. In your domain, make a copy of
> the active policy set and change all the management class
> backup copygroups to MODE=ABSOLUTE instead of the default of MODIFIED.
> Then on your "occasional" timeframe, run an admin schedule to
> activate this policy set, do your backups which are incremental and
then the
> next day run another admin schedule to activate your
> MODE=MODIFIED policyset. This way your schedules don't change and as
far
> as the client is concerned you just ran a unqualified
> INCREMENTAL backup and the filespaces are updated. Since the active
> policyset will have ABSOLUTS, you'll get a copy of every file
> whether it's changed or not.
>
> I've been doing TSM not for over 8-years and this is the first time
I've ever
> thought of a way to use multiple policyset definitions
> in a domain.
>
> Bill Boyer
> "Backup my harddrive? How do I put it in reverse?" - ??
>
>
> -----Original Message-----
> From: ADSM: Dist Stor Manager [mailto:ADSM-L AT VM.MARIST DOT EDU] On
> Behalf Of Paul Dudley
> Sent: Saturday, May 26, 2007 8:59 PM
> To: ADSM-L AT VM.MARIST DOT EDU
> Subject: Re: Point in time restore problem
>
> From what I read the standard incremental backup is restricted in that
it only
> backs up new or changed files since the last
> incremental backup.
>
> However I have been told that we need to run "absolute" incremental
backups
> on a periodic basis - these incremental backups backup
> all files whether they have changed or not, so that the "Last Incr
Date" is
> updated, so that "Point in time" restores don't have to
> traverse through a huge transaction log and spend long periods of time
> restoring files that were later deleted.
>
> I quote from the dsmc help option for incremental backups:
>
> Mode:
> Permits you to back up only files that changed since the last backup
(modified).
> Also permits you to back up the files whether they
> changed or not (absolute).
>
> What I want to know is if you can run an absolute backup from the
command
> line on the client server.
>
> The end result I want to achieve from all of this, is to run full
backups on a
> periodic basis so that when I have to perform a
> "Point in time" restore it does it quickly and does not have to
traverse a huge
> transaction log and restore files that were later
> deleted.
>
> Regards
> Paul
>
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