I don't think there are any major issues, but if you need access to tape drives 
you must have physical HBA's in each WPAR if you want to run an officially 
supported configuration. Virtual HBA's work, but are not officially supported, 
so if you run into any issues you might be on your own.

On 24 jan. 2012, at 23:12, Steve Harris wrote:

> Hi All
> 
> I'm involved in a consolidation exercise of a TSM environment that has
> "just growed" over the last 15 years, and features multiple TSM 5.5
> servers running on AIX on various P4 and P5 hardware.  These are to be
> moved, with as few changes as possible, to new P7 hardware, at a new
> data centre.  I'm also under the pump to get this done because of the
> contract ending with the old data centre.
> 
> Migration to TSM 6 would take too long and is outside my brief. Because
> of the unplanned server sprawl, most of the servers use port 1500, and I
> don't have time to visit all the clients to update them to use a
> different port. Also, given that the new hardware is so much better than
> the old, it seems a waste to have two disk and two tape HBA ports
> dedicated to each server in its own LPAR. So, I've hit on the idea of a
> reasonably large TSM LPAR with the instances running in WPARS inside it.
> 
> Is anyone running TSM 5 in WPARS?  I'm interested in any problems you
> might have had, war stories, gotchas, and also any "yep works fine for
> me" reports.
> 
> 
> Many Thanks
> 
> 
> Steve
> 
> Steven Harris
> TSM Admin, Canberra Australia.

-- 
Met vriendelijke groeten/Kind Regards,

Remco Post
r.post AT plcs DOT nl
+31 6 248 21 622