Neil,

You'll want to read through this document:

http://www-1.ibm.com/support/docview.wss?rs=663&context=SSGSG7&q1=replication&uid=swg21205074&loc=en_US&cs=utf-8&lang=en

There's a lot of things to think about with what you're looking at doing,
and it covers things well.

Nick Cassimatis

----- Forwarded by Nicholas Cassimatis/Raleigh/IBM on 02/04/2008 12:03 PM
-----

"ADSM: Dist Stor Manager" <ADSM-L AT VM.MARIST DOT EDU> wrote on 02/04/2008
11:28:05 AM:

> Hello I was wondering if anybody could help or advise with the following
> question.
>
> I need to devise a solution to speed up DR for one of my customers.
> Currently their DR solution is the classic restore from TSM DB tape and
then
> load all of the off site tapes into the DR library and then perform the
> client restores. The problem is that the TSM DB restore can take in the
> region of 5 hours. The TSM DB is 45GB.
>
> I was thinking of using the following method. Can any one see any issues
> with this?
>
> *On the primary TSM server:*
>
> They have a Windows 2003 Standard Edition TSM server. I am proposing that
we
> set up TSM DB and log mirroring, one copy on local disk and the second
copy
> on SAN attached disk.
>
> *On the DR site:*
>
> They also have a TSM 2003 Standard Edition TSM server. When DR is to be
> tested / invoked, I would propose that they re-zone the DR TSM server to
> access the LUN that contains the DB and logs. Ensure that the DR TSM
> server's dsmserv.dsk points to the mapped drives.
>
> Note the the TSM tape library is also SAN attached.
>
> Any comments / experiences would be appreciated.