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Date:      Sat, 11 Nov 2000 21:57:06 -0600
From:      Dan Nelson <dnelson@emsphone.com>
To:        Kyle McMartin <kylemcmartin@home.com>
Cc:        freebsd-questions@FreeBSD.ORG
Subject:   Re: kernel panic when drive i/o is high
Message-ID:  <20001111215706.B16005@dan.emsphone.com>
In-Reply-To: <000701c04c58$f2b11b20$feb4fea9@slnt1.on.wave.home.com>; from "Kyle McMartin" on Sat Nov 11 22:30:47 GMT 2000
References:  <000701c04c58$f2b11b20$feb4fea9@slnt1.on.wave.home.com>

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In the last episode (Nov 11), Kyle McMartin said:
> Hello, I have recently been struck with these problems with FreeBSD.
> When building world/installing world, or X, or some other large
> program, my kernel panic's and I get a system reset with the
> description, Giving up on 1 buffers.

Go up 5 or 6 lines.  The buffer message is printed after trying to sync
the filesystems.  The panic message is above that, and usually starts
with the word "Panic".
 
You might also want to enable crashdumps in /etc/rc (add a line reading
dumpdev="/dev/da1s1b", but use whatever swap partition you have
configured) and take a look at the dump it puts in /var/crash with gdb.

-- 
	Dan Nelson
	dnelson@emsphone.com


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