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Date:      Sun, 1 Sep 2002 16:39:23 -0300 (ADT)
From:      "Marc G. Fournier" <scrappy@hub.org>
To:        Matthew Dillon <dillon@apollo.backplane.com>
Cc:        freebsd-stable@FreeBSD.ORG
Subject:   Re: Crash with KVM monitoring in place ...
Message-ID:  <20020901163906.K27764-100000@hub.org>
In-Reply-To: <200209011935.g81JZFLq014946@apollo.backplane.com>

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Okay, rebooting with a /boot/loader.conf set to:

cat /boot/loader.conf
# -- sysinstall generated deltas -- #
hw.physmem="2048m"
kern.maxswzone="32m"
userconfig_script_load="YES"


On Sun, 1 Sep 2002, Matthew Dillon wrote:

>
> :
> :On Sun, 1 Sep 2002, Matthew Dillon wrote:
> :
> :>
> :> :>     'trace'.  If over several crashes it dies in the same place
> :> :>     then we at least have an idea where to look.
> :> :>
> :> :>     How large is your swap space, or your largest free partition?
> :> :
> :> :My swap is only ~2gig, and my drive looks like:
> :>
> :>     Right... then do as I suggested in a previous email.  Reduce
> :>     the machine's memory to 2G via /boot/loader.conf:
> :>
> :>     hw.physmem="2048m"
> :>
> :>     Then reboot and turn on dumps to the swap device.  If you
> :>     can reproduce the crash with the machine downgraded to 2G
> :>     we should get a dump we can work with.
> :
> :Okay, just to confirm, my swap device looks like:
> :
> :venus# pstat -s
> :Device          1K-blocks     Used    Avail Capacity  Type
> :/dev/amrd0s1b     2097024     8708  2088316     0%    Interleaved
> :
> :which is just under 2048m, at 2039m instead ... so ... should I sent it
> :down to 2000m even, or ... ?
> :
> :And all I need to do is set 'dumpdev="/dev/amrd0s1b' in /etc/rc.conf ...
> :no other settings I need?
>
>     pstat -s reports 128K less then the actual size of the
>     partition, so you have 2097152 = 2G exactly.  2048m
>     should be fine.
>
>     Yes, setting dumpdev="/dev/amrd0s1b" in /etc/rc.conf should do
>     it.
>
> 					-Matt
> 					Matthew Dillon
> 					<dillon@backplane.com>
>
>


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