Fw: VMIC reflective memory crash

From: David D Miller (ddmiller_at_raytheon.com)
Date: 07/06/05 

Date: Wed, 6 Jul 2005 13:05:24 -0700

Good suggestion.

Is "OpenVMS Alpha System Analysis Tools Manual" the best place to learn
about crash dump analysis? I'm hoping there is a tutorial out there to
help me wade through all the possible commands and their variations.

dave

rdeininger@mindspringdot.com (Robert Deininger) wrote on 07/03/2005
05:44:13 PM:

> In article
> <OF3780AFDD.CC24CFF5-ON07257030.006676D5-07257030.0066
F6B3@mck.us.ray.com>,
> David D Miller <ddmiller@raytheon.com> wrote:
>
> >Folks:
> >
> >I have a VMIC RFM2G (5565) reflective memory card (it's a PCI card)
> >installed on an Alpha ES45 running VMS 7.3-2. The driver was written by
a
> >contractor because VMIC doesn't support VMS.
> >
> >From time to time, VMIC memory is shifted 8 bytes and VMS crashes.
>
> When VMS crashes, are you getting crash dumps? If not, start by
> configuring the system to generate dumps. I recommend testing the
> configuration by forcing VMS to crash.
>
> The default crash dump file is SYS$SYSTEM:SYSDUMP.DMP. After a crash,
> save a copy of the dump in another file, so it won't be overwritten if
the
> system crashes again:
>
> $ ANALYZE/CRASH SYS$SYSTEM:SYSDUMP.DMP
> SDA> COPY SYS$SYSTEM:<descriptive name>.DMP
>
> Start your investigation with the CLUE CRASH command in SDA:
>
> SDA> CLUE CRASH
>
>
> >I need some help - I'm not into crash dumps or XDELTA -- I don't know
where
> >to start. Any tips would be appreciated.
>
> If the problem is due to a bug in the device driver, you'll need accurate
> compiler listings and linker maps .

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