Create it in AIX first.
Maybe:
smitty: make LV
smitty: make FS on existing LV
mount new-filesystem
dsmfmt -db /new-filesystem/filename 500  #megabytes

**THEN**
dsmadmc ... define dbv /new-filesystem/filename
dsmadmc ... extend db



Roy Lake wrote:
>
> Hi Chaps,
>
> Could you please confirm the correct way to increase the db size in AIX =
> for TSM 3.7 is as follows:-
>
> I have done a q db, and get the following (so I can't extend it at the =
> moment)
>
> Available     Assigned   Maximum     Maximum       Page     Total        =
> Used       Pct     Max.
>  Space       Capacity    Extension     Reduction       Size      Usable  =
>    Pages     Util     Pct
>    (MB)          (MB)         (MB)         (MB) (bytes)     Pages        =
>           Util
> -----------       -----------      ------------       ---------------    =
>   --------    ------------   -----------    --------  -------
>     800           800              0                132             =
> 4,096    204,800   168,936    82.5    82.5
>
> 1) define dbvolume /adsm/db/dbvol9 formatsize=3D100
>
> (This will create a TSM ready db volume 100 meg in size in the given =
> filesystem - correct????)
>
> 2) extend db 100
>
> (This will extend the current database size to include the 100 meg that =
> I just added)
>
> Is this the correct way to do it, or do I have to create the db file in =
> AIX first?
>
> Kind Regards,
>
> Roy.

--
Mr. Lindsay Morris
Mr. Lindsay Morris
Certified: AIX,ADSM, TSM, HACMP,SP
Gresham Enterprise Storage
lmorris AT openmic DOT com
606-253-8000