Linux and CMS use disks completely differently..    Linux will use a
minidisk as a partition either directly (such as /dev/dasda1 being mounted
as a filesystem) -- or as part of an LVM volume group.   It also may not use
the minidisk at all..

On Linux --   a 'df -h' command should show you usage of the mounted
filesystems.   To relate that to a minidisk is possible if the minidisk is a
single partition and mounted -- but much more difficult if it's part of an
LVM volume group.  There are various commands you can issue from Linux to
figure it all out:

- lsdasd tells you what minidisk address is assigned to which dasd device
 (e.g.  dasda, dasdb, etc)
- vgdisplay -v   will lists what dasd partitions make are part of a volume
group

Relate those things to what 'df' shows and you can 'maybe' figure out how
full each disk is..   but I would not approach it this way...   You want to
view usage at the Linux level - and not the physical disk level.   The way
CMS uses disks, it makes sense -- but Linux can use them in a variety of
ways.

Scott Rohling

On Wed, Aug 3, 2011 at 6:30 PM, Ticona, Luis <luis.tic...@nypd.org> wrote:

>  Is there any tool  that will allow me to display zVM DASD utilization.
> ****
>
> I am trying to get similar to the below information   but from a  zLINUX
> server running as a guest under zVM 5.4.****
>
> ** **
>
> q
> disk
> ****
>
> LABEL  VDEV M  STAT   CYL TYPE BLKSZ   FILES  BLKS USED-(%) BLKS LEFT  BLK
> TOTAL****
>
> MNT191 191  A   R/W   175 3390 4096      254       8934-28      22566
> 31500****
>
> MNT5E5 5E5  B   R/W     9 3390 4096      131       1290-80        330
> 1620****
>
> MNT2CC 2CC  C   R/W     5 3390 4096       60        407-45
> 493        900****
>
> MNT51D 51D  D   R/W    26 3390 4096      306       1575-34       3105
> 4680****
>
> MNT193 193  H   R/W   167 3390 4096     1093      21035-70       9025
> 30060****
>
> MNT190 190  S   R/O   100 3390 4096      691      14921-83       3079
> 18000****
>
> MNT19E 19E  Y/S R/O   250 3390 4096     1021      28225-63      16775
> 45000****
>
> Ready; T=0.01/0.01 20:19:56   ****
>
> ** **
>
> ** **
>
> I go into one of our zLinux servers running under zVM 5.4 and did the same
> display command and the only thing I received is just ****
>
> Information about their label, vdev, mode. The stat column information was
> only OS. Didn’t get info for the files, used-(%), blks left and blk total
> columns.****
>
> The volumes in this server are 3390-27.****
>
> ** **
>
> The last thing I will attempt to do is dump these dasd to tape using
> INNOVATION FDRABR and then get the information about the tracks being dumped
> from the small report after the JCL job output is completed.****
>
> ** **
>
> Thank you;****
>
>                                                  ****
>
> ** **
>
> *                Luis Ticona*
>
> Management Information Systems Division****
>
> 1 Police Plaza****
>
> New York, NY 10038****
>
> ** **
>
> ltic...@nypd.org or 646-610-5304****
>
> ** **
>
> [image: cid:image001.gif@01C911AB.7C344550]****
>
> ** **
>

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