Unfortunately, that is not possible. This is a legacy application that is 
enterprise wide and the users have no knowledge that they are using it. It 
cannot be decommissioned until its replacement is fully operational sometime 
next month (assuming there are no delays). Management is fully aware of the 
problems with it and, like the people responsible for keeping it alive until 
then, hopes like hell that nothing major happens to either the application or 
its replacement in the interim. Fortunately, the main problems with the app can 
usually be fixed by restoring a backup and telling the users to redo what they 
have don since the restore point. 

Regards, 
Richard Schuh 

 

> -----Original Message-----
> From: The IBM z/VM Operating System 
> [mailto:[email protected]] On Behalf Of Les Koehler
> Sent: Friday, August 14, 2009 8:34 PM
> To: [email protected]
> Subject: Re: ISPF/PDF CMS MACLIB - Maintenance
> 
> Explain the problem to management and let them decide if they 
> want to Bet The Business on the current exposure. If not, let 
> them announce to everyone when ISPF will be unavailable and 
> FORCE all the users and take the ISPF disk away by whatever 
> means are available (I'm retired and was not a SysProg, just 
> a developer!)
> 
> Les
> 
> Schuh, Richard wrote:
> > Considering that it is ISPF, I would be worried that taking 
> down the SVM would simply kill all of the protective 
> mechanisms that ISPF employs to keep the users from trashing 
> the file because of the MW links. In the absence of knowledge 
> about its purpose, I would not suggest blindly taking it 
> down. I really do not like to play the game of "My gun. My 
> bullet. My body part." I might be able to get along ok if I 
> only hit a little toe, but with my hands, parts higher up, 
> such as a knee (bet you thought I was referring to something 
> else), would also be vulnerable.
> > 
> > Regards,
> > Richard Schuh
> > 
> >  
> > 
> >> -----Original Message-----
> >> From: The IBM z/VM Operating System
> >> [mailto:[email protected]] On Behalf Of P S
> >> Sent: Friday, August 14, 2009 3:50 PM
> >> To: [email protected]
> >> Subject: Re: ISPF/PDF CMS MACLIB - Maintenance
> >>
> >> On Fri, Aug 14, 2009 at 4:52 PM, Llewellyn, 
> Mark<[email protected]> 
> >> wrote:
> >>> The MACLIB is updated via PDF dialog table services, driven
> >> by a number of older REXX EXECs.  It contains hundreds of members, 
> >> which can be updated at any time, and new members are added every 
> >> day.
> >>> I'm unsure if ISPF/PDF "locks" a member, or a table row,
> >> each time it's updated.  Nevertheless, in order to compress the 
> >> maclib we'd like to completely halt any possible update activity.  
> >> Some sort of global ISPF command that I haven't found yet, perhaps.
> >>> The application runs ISPF in the users' individual virtual
> >> machines.  ISPF does have a service machine, which runs mysterious 
> >> "ISPF Services."
> >>
> >> Take down the ISPF machine?
> >>
> > 
> 

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