Sounds like a z/VM requirement to me.

On Tue, Jun 7, 2011 at 8:46 AM, Michael Coffin <michaelcof...@mccci.com>wrote:

>  z/OS is not on the same box, this particular z/10 only houses VM and TPF
> LPARs.
>
>
>
> We have CBDIODSP and HCM all set up and configured so the z/OS guys COULD
> use the VM-based HCM to build their files.  I’m just still unclear how CP
> picks up the changes in the new IOCDS and makes them available dynamically
> on a running z/VM system.  Apparently, on z/OS systems they “activate” a
> new IODF – but I don’t see anything like that on z/VM except the SET
> IOCDS_Active command (which I don’t believe, based on the documentation,
> will alter the running CP – please correct me if I’m mistaken).  :)
>
>
>
> -Mike
>
>
>
> *From:* The IBM z/VM Operating System [mailto:IBMVM@LISTSERV.UARK.EDU] *On
> Behalf Of *Marcy Cortes
> *Sent:* Tuesday, June 07, 2011 11:18 AM
>
> *To:* IBMVM@LISTSERV.UARK.EDU
> *Subject:* Re: Dynamic Activation of New IODF
>
>
>
> Is z/OS in another LPAR on the same box?
>
> If so, it’s easiest just to let them do it and VM will just see the
> changes.
>
>
>
>
>
>
>
> Marcy
>
>
>
> *From:* The IBM z/VM Operating System [mailto:IBMVM@LISTSERV.UARK.EDU] *On
> Behalf Of *Michael Coffin
> *Sent:* Tuesday, June 07, 2011 8:15 AM
>
> *To:* IBMVM@LISTSERV.UARK.EDU
> *Subject:* [IBMVM] Dynamic Activation of New IODF
>
>
>
> 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
>

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