Re: uvm_fault....

From: per engelbrecht (none@per--xterm.dk.lh.bsd-dk.dk)
Date: Mon 22 Aug 2005 - 21:19:50 CEST


Date: Mon, 22 Aug 2005 21:19:50 +0200
From: per engelbrecht <none@per--xterm.dk.lh.bsd-dk.dk>
To: bsd-dk@bsd-dk.dk
Subject: Re: uvm_fault....

Danjel Jungersen wrote:
> Hi everyone...
>
> Jeg har posted nedenstående på en "newbiesliste", da jeg nok hører
> hjemme sådan et sted, men de sagde "prøv en 'rigtig'" liste.
> Så her er jeg :-)
>
> ********
> I have a "out of the box" 3.6 install, activated Apache in
> rc.conf.local, and had it running for about a month, but then
> discovered that it was no longer responding.
>
> I checked the server and found:
> uvm_fault (0xd05b7fc0, 0xdacad000, 0, 1) -> e
> Kernel: Page fault trap, code=0
> Stopped at syscall+0x1a8: addl $0x10%esp

Min foerste indskydelse var hw, men sidste linie siger syscall.
Det kan debugges:
man syscall(9)
man ktrace(9)
man systrace(9)

>
> After here the prompt looked like this "ddb>" and no matter what I
> typed I got "no such command".
>
> I pulled the plug and booted, now it showed up with "/ not properly
> unmounted".
>
> I managed to write some of the errors down from the filesystemcheck,
> I will post them if they are needed.
>
> Can anyone tell me what this means, is this a hardware-faliure, and
> is it possible to tell where the errors came from? (besides "below
> the desk"...)
> *******
> Samme spørgsmål sender jeg så til jer.....
>
> Jeg har fået 2 muligheder:
> "ps"
> "backtrace"
>
> backtrace giver "no such command"
> og "ps" giver en masse :-)

Bare for en god ordens skyld; har din(e) diske det fint?
Har du et bare nogenlunde fungerende system ?
- fremgaar ikke helt tydeligt af det du skriver.

>
> Er der en der kan fortælle mig hvad jeg skal kigge efter, eller skal
> jeg skrive det hele af, og poste her?

dmesg er altid god at sende med hvis man har bare en lille ide om at
noget kan vaere hw relateret.
Hvis dit system fungerer, saa proev kernel debugging (se ovenfor) for at
faa noget lidt mere brugbart info ud af systemet.

/per
per@xterm.dk

>
> TIA
> Danjel
>
>



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