From owner-freebsd-stable@FreeBSD.ORG  Tue Nov 15 18:18:23 2005
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Date: Tue, 15 Nov 2005 13:18:22 -0500
From: Brian Fundakowski Feldman <green@freebsd.org>
To: Rob <spamrefuse@yahoo.com>
Message-ID: <20051115181822.GB76352@green.homeunix.org>
References: <20051115065740.GH39882@cirb503493.alcatel.com.au>
	<20051115101537.38820.qmail@web36208.mail.mud.yahoo.com>
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Cc: freebsd-stable@freebsd.org
Subject: Re: Swapfile problem in 6?
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On Tue, Nov 15, 2005 at 02:15:37AM -0800, Rob wrote:
> 
> One more thing, for those who are reading this thread.
> 
> Concerning my kernel locking up while using a
> swapfile:
> 
> I had an infinite while loop running during the
> kernel compilation, printing out 'swapinfo' every
> 15 seconds. The last output before the machine goes
> dead is this:
> 
>  /dev/ad0s1b         39848    11820    39848    30%
>  /dev/md0           131072     5908   131072     5%
>  Total              170920    17728   153192    10%
> 
> which means that swap space is OK right before the
> freeze, but within 15 seconds from here, the kernel
> locks up....

In my experience, fifteen seconds is enough to fill up 130+MB of swap,
so a much smaller polling interval is necessary.

-- 
Brian Fundakowski Feldman                           \'[ FreeBSD ]''''''''''\
  <> green@FreeBSD.org                               \  The Power to Serve! \
 Opinions expressed are my own.                       \,,,,,,,,,,,,,,,,,,,,,,\