[Info-vax] Not getting a dump file when VMS crashes

[Dale Dellutri]

On Tue, 03 Apr 2012 11:52:54 -0400, David Froble <davef at tsoft-inc.com> wrote:
> Bob Koehler wrote:
> > In article <jldgn6$ala$1 at dont-email.me>, David Froble <davef at tsoft-inc.com> writes:
> >> Unless I've forgotten everything I've ever known (might not be much), the contents of 
> >> memory are written by default to SYS$SYSTEM:SYSDUMP.DMP.  I'm not trying to write the dump 
> >> to the paging file, or DOSD (off system disk) or anything like that.  My SYSDUMP.DMP is 
> >> the size of physical memory.
> > 
> >    Is sysdump.dmp contiguous, or at least CBT?
> > 
> >    When you say "crash", do you mean "FATAL BUGCHECK" on the console?
> > 

> No, what I'm getting is the system will all of a sudden begin the self test.  Nothing on 
> the console to indicate that anything happened.

> Stinks like a power problem to me ....

We recently had the same problem on two different systems.
In each case it was a bad Operator Control Panel (OCP).
The hardware engineer could make it happen by simply tapping the OCP.

Both systems are now working properly with the OCPs replaced.

-- 
Dale Dellutri <ddelQQQlutr at panQQQix.com> (lose the Q's)