Only if it were included in every directory entry, or at least the one in 
question. Having a global MAXSTORAGE would be better protection.

Regards, 
Richard Schuh 

 

> -----Original Message-----
> From: The IBM z/VM Operating System 
> [mailto:ib...@listserv.uark.edu] On Behalf Of Ron Schmiedge
> Sent: Wednesday, September 16, 2009 2:20 PM
> To: IBMVM@LISTSERV.UARK.EDU
> Subject: Re: VM lockup due to storage typo
> 
> I've been trying to follow the discussion and wondering if 
> the directory control statement
> 
> MAXSTORAGE
> 
> would have provided some protection from the finger check problem?
> 
> 
> 
> On Wed, Sep 16, 2009 at 2:59 PM, Alan Altmark 
> <alan_altm...@us.ibm.com> wrote:
> > On Wednesday, 09/16/2009 at 04:44 EDT, Lee Stewart 
> > <lstewart.dsgr...@attglobal.net> wrote:
> >> I guess as the one who got bit, I'd offer one easy suggestion...
> >>
> >> The finger check asked for 9728G (9.7+T), VM 
> unceremoniously chopped 
> >> it to 8T as the architecture limit.  Why not have an option (not 
> >> enabled by
> >> default) in the SYSTEM CONFIG file that says Max_Virt_Size.   It 
> >> could take numbers (like the USER storage specification), 
> or OFF to 
> >> indicate no checking.   And maybe something like RSS for 
> Real Storage 
> >> Size to say you can't logon with or define storage to more 
> than the 
> >> amount of Real Storage.
> >>
> >> And if you really wanted a full circle, then a directory 
> option that 
> >> said this one user could override that setting.
> >>
> >> That said I'm kind of swamped for the next two weeks, but 
> after that 
> >> if someone wants to coach me on writing a requirement, I will...
> >
> > For DIRMAINT, look at the DVHXRA/B/C exits to implement 
> whatever kind 
> > of policy limits you like.
> >
> > Alan Altmark
> > z/VM Development
> > IBM Endicott
> >
> 

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