From: ADSM: Dist Stor Manager [mailto:ADSM-L AT VM.MARIST DOT EDU] On 
Behalf Of Jones, Eric J
>I have a new server running TSM 5.2.2 server with AIX 5.2.
>I went to create the data base file which I'm planning 130GB.
>The logical volume was created for 130GB and was called 
>/dbaa1vpth0 and large files are turned on.
>The command I initially issued was
>dsmfmt -m -db /dbaa1vpth0/db 130000
>It returned an error that said that the file could not exceed 
>68234123 or something close to that.
>What finally worked as I went down in size to 65001
>dsmfmt -m -db /dbaa1vpth0/db 65001 which is 1/2 of the size I 
>was expecting.
>I've read the dsmfmt command(Administrator's reference) and I 
>did not see a limit.
>Is 65001 a limit or when I do the dsmserv command does it 
>double in size for some reason?
>I'm sure it's an obvious question but I'm a little lost of this one.

You're dealing with OS limitations, methinks. There is no limit as far
as dsmfmt is concerned. 

However, I would most definitely *not* make my database one logical
volume. You should spread it out among multiple spindles to increase
throughput (the "not all of my eggs in one basket" philosophy).

--
Mark Stapleton (stapleton AT berbee DOT com)
IBM Certified Advanced Deployment Professional
Tivoli Storage Management Solutions 2005
Office 262.521.5627