Try q occupancy:
        tsm: ADSM>q occupancy *tdp

        Node Name            Type     Filespace      Storage        Number
of      Physical       Logical
                                      Name           Pool Name
Files         Space         Space

Occupied      Occupied

(MB)          (MB)
        ----------------     ----     ----------     ----------
---------     ---------     ---------
        PBSXDR00012_TDP      Bkup     /oracledb      ORCLDISK
        PBSXDR00012_TDP      Bkup     /oracledb      ORCLDISK
4          0.41          0.41
        PBSXDR00012_TDP      Bkup     /oracledb      ORCLTAPE
37     10,922.65     10,922.65
        PBSXDR00012_TDP      Bkup     /oracledb      ORCLTAPE_-
37     10,922.65     10,922.65
                                                      CP





        Thiha Than <Thiha_Than AT TIVOLI DOT COM>
        01/30/2001 11:50 AM
        Please respond to "ADSM: Dist Stor Manager"
<ADSM-L AT VM.MARIST DOT EDU>@SMTP@Exchange
        To:     ADSM-L AT VM.MARIST DOT EDU@SMTP@Exchange
        cc:

        Subject:        TDP oracle

        hi,

        The file space that got created for TDPO backup is only virtual.  So
there
        is no way to find out the capacity and pct util.

        regards,
        Thiha


        >When I use TDP for Oracle the backup completes OK.
        >But when I issue the command

        >query filespace

        >TSM tells me the following:
        >Node Name            Filespace   Platform Filespace        Capacity
Pct
        >                               Name         Type
        =
        >       (MB)    Util
        >------------------------------ -----------       --------
---------
        =
        =
        >             --------       -----
        >SVRDBS02_ORC   /WHEPP    TDP      API:ORAC-          0.0        0.0
                                                           Oracle   LE
        =

        >Question:
        >I can also see the files using the command  show versions
<nodename> *
        >But why is the capacity and the Pct Util  0% ??
        >Does it have something to do with the DSMO_AVG_SIZE parameter?