With that bit of knowledge, OBSERVER is new enough that I didn't even
remember it was available, I can have my cake and eat it, too. Observer
plus  Class C SEND gives me the equivalent of SECUSER without the
hassle. 

Regards, 
Richard Schuh 

 

> -----Original Message-----
> From: The IBM z/VM Operating System 
> [mailto:[EMAIL PROTECTED] On Behalf Of Kris Buelens
> Sent: Tuesday, August 19, 2008 10:04 PM
> To: [email protected]
> Subject: Re: SECUSER
> 
> The SET OBSERVER command is working the right way, i.e. it 
> won't  take MSGs away from the *MSG IUCV handler.  I tested 
> this the first day I had a VM system with SET OBSERVER.  I 
> use it since then to debug SVMs that connect to *MSG(ALL).
> 
> Can one use SET OBSERVER then without *any* side effect?  No: 
> an OBSERVED user cannot have a SECUSER at the same time.
> 
> 
> 2008/8/19 Alan Altmark <[EMAIL PROTECTED]>:
> > On Tuesday, 08/19/2008 at 05:22 EDT, "Schuh, Richard" 
> > <[EMAIL PROTECTED]>
> > wrote:
> >> I have a service machine the runs with MSG set to IUCV. If I enter 
> >> the
> > command
> >> "SET SECUSER svcid *", messages are displayed on my console rather 
> >> than
> > being
> >> sent to the IUCV handler.  The messages do not get displayed on the
> > console if
> >> I log on to the id; why should they be reflected to the SECUSER 
> >> console
> > and not
> >> the IUCV handler? Is the behavior documented anywhere? I 
> did not see 
> >> it
> > under
> >> either SET SECUSER or SET MSG IUCV. Looking at SCIF 
> doesn't seem too 
> >> productive, either.
> >
> > Ah, one of the Great Schisms.  See the 3rd from the last 
> paragraph in 
> > the description of *MSG in the CP Programming Services book:
> >
> > "If a virtual machine has both a valid path to *MSG and a 
> functioning 
> > secondary user, incoming messages (except for SMSGs, which are not 
> > console
> > messages) are directed to the secondary user instead of the 
> IUCV *MSG 
> > path to the primary user."
> >
> > You can't use SCIF to monitor the behavior of a user connected to 
> > *MSG.  I don't recall if SET OBSERVER has the same effect or not.
> >
> > And in case you're confused, VM/SP and VM/XA handled this 
> differently.
> > VM/SP handled this the Right and Proper Way.  VM/XA did it the 
> > Horrible and Evil Way.  I still hold a grudge.
> >
> > Alan Altmark
> > z/VM Development
> > IBM Endicott
> >
> 
> 
> 
> --
> Kris Buelens,
> IBM Belgium, VM customer support
> 

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