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ontape restore from 2 different devices

This is a discussion on ontape restore from 2 different devices within the Informix forums, part of the Database Server Software category; --> We are currently using IDS 7.31 and ontape. Current box RS6000 F80 w/ internal 20/40 tape drive for full ...


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  #1 (permalink)  
Old 04-19-2008, 07:38 PM
Carlie
 
Posts: n/a
Default ontape restore from 2 different devices

We are currently using IDS 7.31 and ontape.

Current box RS6000 F80 w/ internal 20/40 tape drive for full & level 0
backup & external 20/40 tape drive for continuous logs

We are looking to purchase a p615 which will have a 60/120 internal & 20/40
external tape drive. The p615 only comes w/ a 60/120 internal and we plan to
use the F80 as a disaster recovery box.

Therefore it has been suggested we upgrade the external tape drive on the
F80 to a 60/120. On the p615, we will use the 60/120 for the full & level 0
and a 20/40 external for the continuous logs. To restore on the D/R box
(F80), we were wondering if ontape-r can handle to restore from two different
devices????

Thanks, Carlie
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  #2 (permalink)  
Old 04-19-2008, 07:38 PM
Neil Truby
 
Posts: n/a
Default Re: ontape restore from 2 different devices

Have I missed something?
Is this an Informix question at all?
Surely it depends upon whether the 60/120 device (presumably the newer
model) is backward-compatible with the 20/40 device: ie can it read tapes
created by a 20/40?

"Carlie" <cubbie582000@yahoo.com> wrote in message
news:f317d802.0312081339.4c047e6b@posting.google.c om...
> We are currently using IDS 7.31 and ontape.
>
> Current box RS6000 F80 w/ internal 20/40 tape drive for full & level 0
> backup & external 20/40 tape drive for continuous logs
>
> We are looking to purchase a p615 which will have a 60/120 internal &

20/40
> external tape drive. The p615 only comes w/ a 60/120 internal and we plan

to
> use the F80 as a disaster recovery box.
>
> Therefore it has been suggested we upgrade the external tape drive on the
> F80 to a 60/120. On the p615, we will use the 60/120 for the full & level

0
> and a 20/40 external for the continuous logs. To restore on the D/R box
> (F80), we were wondering if ontape-r can handle to restore from two

different
> devices????
>
> Thanks, Carlie



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  #3 (permalink)  
Old 04-19-2008, 07:38 PM
Paul Watson
 
Posts: n/a
Default Re: ontape restore from 2 different devices

You should be OK as long as the tapes a compatible

Carlie wrote:
>
> We are currently using IDS 7.31 and ontape.
>
> Current box RS6000 F80 w/ internal 20/40 tape drive for full & level 0
> backup & external 20/40 tape drive for continuous logs
>
> We are looking to purchase a p615 which will have a 60/120 internal & 20/40
> external tape drive. The p615 only comes w/ a 60/120 internal and we plan to
> use the F80 as a disaster recovery box.
>
> Therefore it has been suggested we upgrade the external tape drive on the
> F80 to a 60/120. On the p615, we will use the 60/120 for the full & level 0
> and a 20/40 external for the continuous logs. To restore on the D/R box
> (F80), we were wondering if ontape-r can handle to restore from two different
> devices????
>
> Thanks, Carlie


--
Paul Watson #
Oninit Ltd # Growing old is mandatory
Tel: +44 1436 672201 # Growing up is optional
Fax: +44 1436 678693 #
Mob: +44 7818 003457 #
www.oninit.com #
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  #4 (permalink)  
Old 04-19-2008, 07:39 PM
Carlie
 
Posts: n/a
Default Re: ontape restore from 2 different devices

So... if they are compatible and I am told they are..

When I do a restore (ontape - r) Can I restore my level 0
from the 60/120 and then do the cont. logical log restore on the
same 60/120 device? (the 60/120 will read the 20/40 tape)
Is it smart enough to switch gears in the same job & recongize the two
different tapes from the same device?

Hope this makes sense.

Paul Watson <paul@oninit.com> wrote in message news:<3FD594D0.6C0603AD@oninit.com>...
> You should be OK as long as the tapes a compatible
>
> Carlie wrote:
> >
> > We are currently using IDS 7.31 and ontape.
> >
> > Current box RS6000 F80 w/ internal 20/40 tape drive for full & level 0
> > backup & external 20/40 tape drive for continuous logs
> >
> > We are looking to purchase a p615 which will have a 60/120 internal & 20/40
> > external tape drive. The p615 only comes w/ a 60/120 internal and we plan to
> > use the F80 as a disaster recovery box.
> >
> > Therefore it has been suggested we upgrade the external tape drive on the
> > F80 to a 60/120. On the p615, we will use the 60/120 for the full & level 0
> > and a 20/40 external for the continuous logs. To restore on the D/R box
> > (F80), we were wondering if ontape-r can handle to restore from two different
> > devices????
> >
> > Thanks, Carlie

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  #5 (permalink)  
Old 04-19-2008, 07:40 PM
Paul Watson
 
Posts: n/a
Default Re: ontape restore from 2 different devices

I'd expect that as long as the TAPE configs in the onconfig are the
same it should be fine.. However I had a HP gotcha the other day,
HP DD3 tape for the archive and on another machine a HP DD4 restore,
this failed everytime. According to HP they are compatible:-)

Cheers

Paul

Carlie wrote:
>
> So... if they are compatible and I am told they are..
>
> When I do a restore (ontape - r) Can I restore my level 0
> from the 60/120 and then do the cont. logical log restore on the
> same 60/120 device? (the 60/120 will read the 20/40 tape)
> Is it smart enough to switch gears in the same job & recongize the two
> different tapes from the same device?
>
> Hope this makes sense.
>
> Paul Watson <paul@oninit.com> wrote in message news:<3FD594D0.6C0603AD@oninit.com>...
> > You should be OK as long as the tapes a compatible
> >
> > Carlie wrote:
> > >
> > > We are currently using IDS 7.31 and ontape.
> > >
> > > Current box RS6000 F80 w/ internal 20/40 tape drive for full & level 0
> > > backup & external 20/40 tape drive for continuous logs
> > >
> > > We are looking to purchase a p615 which will have a 60/120 internal & 20/40
> > > external tape drive. The p615 only comes w/ a 60/120 internal and we plan to
> > > use the F80 as a disaster recovery box.
> > >
> > > Therefore it has been suggested we upgrade the external tape drive on the
> > > F80 to a 60/120. On the p615, we will use the 60/120 for the full & level 0
> > > and a 20/40 external for the continuous logs. To restore on the D/R box
> > > (F80), we were wondering if ontape-r can handle to restore from two different
> > > devices????
> > >
> > > Thanks, Carlie


--
Paul Watson #
Oninit Ltd # Growing old is mandatory
Tel: +44 1436 672201 # Growing up is optional
Fax: +44 1436 678693 #
Mob: +44 7818 003457 #
www.oninit.com #
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