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@VM.MARIST.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.