Take a look at using the CBDIODSP machine in the z/VM IO Configuration
manual.  It's the HCD(HCM) part the z/OS guy will be sort of familiar
with.

On Tue, Jun 7, 2011 at 11:14 AM, Michael Coffin <michaelcof...@mccci.com> wrote:
> Hi Folks,
>
>
>
> For many (many) years, when it comes to managing the IOCDS I  simply
> hand-create an IOCP file, use IOCP with WRTAx to store it, and do a POR to
> load it.  If the changes are needed immediately, I use CP commands to
> manually define the new hardware.
>
>
>
> Our z/OS guys want to manage the IOCDS and be able to dynamically activate
> an entirely new IODF file (created either on their system or using VM’s
> HCM/HCD).  I’m unclear as to when/how the changed IODF file becomes
> dynamically available to the running z/VM system.  Let’s say I store the new
> IODF using IOCP with WRTAx to store it, and then execute SET IOCDS_Active to
> mark it as the active IOCDS – according to the doc for SET IOCDS_Active this
> simply marks the IOCDS as active for the NEXT POR (and write-protects it) –
> but it doesn’t look like the changes in the new IOCDS are reflected to the
> running z/VM system until a POR occurs.
>
>
>
> What am I missing here?  Is it even possible to store a new IOCDS, mark it
> as active for the next POR AND have CP add/change/delete IO definitions by
> comparing the prior IOCDS with the newly activated one?
>
>
>
> -Mike



-- 
Gregg Reed
"No Plan, survives execution"

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