From: Daniel Clar (Daniel.Clar@supelec.fr)
Date: Thu Sep 25 2003 - 10:07:35 EDT
The original posting was :
>
> Hello Managers,
>
> Before calling the TSC, I want to understand a little why my AS1200 2CPUs
> crashes from time to time (2 days without crash but very little activity,
> then 2 crashes in 3 hours with high activity).
>
> uerf is just giving :
>
>
> EVENT CLASS ERROR EVENT
> OS EVENT TYPE 302. PANIC
> SEQUENCE NUMBER 14.
> OPERATING SYSTEM DEC OSF/1
> OCCURRED/LOGGED ON Mon Sep 22 17:35:22 2003
> OCCURRED ON SYSTEM xyz
> SYSTEM ID x00070016
> SYSTYPE x00000007
> PROCESSOR COUNT 2.
> PROCESSOR WHO LOGGED x00000001
> MESSAGE panic (cpu 1): kernel memory fault
>
>
> Looking at the crash-data file, I find :
>
>
> trap: invalid memory read access from kernel mode
>
> faulting virtual address: 0x0000000000000001
> pc of faulting instruction: 0xfffffc00003defb8
> ra contents at time of fault: 0xfffffc0000454578
> sp contents at time of fault: 0xfffffe048d2878a0
>
> panic (cpu 1): kernel memory fault
> syncing disks...
> trap: invalid memory write access from kernel mode
>
> faulting virtual address: 0x0000000000000000
> pc of faulting instruction: 0xfffffc00004dc718
> ra contents at time of fault: 0xfffffc00004dc6d4
> sp contents at time of fault: 0xfffffe048cd6f8e0
>
> "
>
> Is there something obvious here ?
>
> Thank you for your help.
>
> Regards
>
> Daniel Clar
> Computer Operations Manager
> Supelec
> France
thank you to :
Stan Horwitz [stan@temple.edu]
Brusche, Johan [johan.brusche@hp.com]
Pat OBrien [Pat.OBrien@choicepoint.com]
Alan Rollow - Dr. File System's Home for Wayward Inodes.
[alan@desdra.cxo.cpqcorp.net]
And
Dr Thomas.Blinn@HP.com [tpb@doctor.zk3.dec.com]
Vincent, Jean-marc [jean-marc.vincent@hp.com]
Who asked for the crash-data file.
Jean-Marc Vincent gave the pointer to the available patch for Advfs.
t64kit0019920-v51bb22-e-20030909.tar
Daniel
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