Re: BRMS and Parallel Backup

[Jim Oberholtzer <midrangel@xxxxxxxxxxxxxxxxx>]

Don't forget the controller card and if needed IOP. Also hope you have
the correct slots open.

Several months ago I performed a recovery test for a client in the same
situation. We wound up using my tape library to get the job done, but it
was at best a very ugly process.

Jim Oberholtzer
Chief Technical Architect
Agile Technology Architects


On 11/5/2012 7:47 AM, Charles Wilt wrote:
> From the v5r4 manual...
>
> "It may be possible to restore from a parallel save if you are using fewer
> devices than the save operation used. However, IBM does not recommend this,
> due to the amount of volume switching that you will need to do. IBM also
> does not recommend this due to performance reasons. If you are restoring
> files with constraints, you must use the same number of devices for the
> restore as you used for the save. Restore operations that use fewer drives
> should only be used to restore individual objects. Restore operations that
> use fewer drives should never be used as part of a system recovery
> strategy, or to restore large amounts of data. Whenever possible, the same
> number of devices that were used during the save operation should be used
> during a restore operation."
>
> Assuming this is a live recovery or that you're trying to test your
> plan....I'd be getting a drive shipped out same day :)
>
> Charles
>
>
> On Fri, Nov 2, 2012 at 7:13 PM, Graap, Kenneth
> <Kenneth.Graap@xxxxxxxxxxxxx>wrote:
>
> > > I did a parallel backup using 2 tapes …
> > >
> > > I want to do a recovery on another system, but it only has 1 (one) tape
> > > drive.
> > >
> > > I can’t figure out the options I have to use to get this restore to work
> > > in BRMS ….
> > >
> > > Has anyone done this before?
> > >
> > > Kenneth
> > > AKA … 肯尼思 or 케네스
> > > Kenneth E. Graap
> > > System Administrator
> > > 503.226.4211 x5537
> > > http://www.linkedin.com/in/kennethgraap
> > >
> > >
> > >
> > >
> > > --