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Date:      Mon, 15 Feb 1999 17:44:25 +0000
From:      Geoff Buckingham <geoffb@demon.net>
To:        tcobb@staff.circle.net, current@FreeBSD.ORG, stable@FreeBSD.ORG
Subject:   Re: panics & deciphering VMSTAT output
Message-ID:  <19990215174425.L27192@gti.noc.demon.net>
In-Reply-To: <A0CFA284C004D211B7EE0060082F32A412E1DA@freya.circle.net>; from tcobb@staff.circle.net on Sun, Feb 14, 1999 at 09:37:01PM -0500
References:  <A0CFA284C004D211B7EE0060082F32A412E1DA@freya.circle.net>

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Previously on Sun, Feb 14, 1999 at 09:37:01PM -0500, tcobb@staff.circle.net wrote:
: I've been trying to track down a regular, but not
: manually reproducible crash in 3.0-BETA (19990205).
: 
: I can't get a crashdump due to a DSCHECK negative
: number bug.  I think my swap space of 3+GB is
: too large for it.  So, I've been having it send

We have seen this too <DANGER> editing your disklabel to have only
2GB swap, without displacing the other partitions  fixes this</DANGER>[1]

: me the output of vmstat -m every 15 minutes to
: try to track it down.  The couple of times I've
: seen the panic message on the console, it was
: typically, but not always:
: pipeinit: cannot allocate pipe - out of kvm

We were also seeing this Matt (Frost) found an outstanding PR with
a suggested fix that reordered some code, we haven't seen this crash 
since (5 days). (Vague I know maybe Matt will be along in a bit.)

[1] Do not atempt ot do this unlest you are **VERY*** ***VERY*** sure 
you know what you are doing ***AND*** what will happen if you do it 
wrong.

-- 
GeoffB

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