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Date:      Fri, 11 Oct 2002 00:49:56 -0400
From:      abe <abe@informationwave.net>
To:        Bill Fumerola <billf@mu.org>
Cc:        hackers@freebsd.org
Subject:   Re: fatal trap 12 kernel panic
Message-ID:  <20021011044956.GA87029@dipole.informationwave.net>
In-Reply-To: <20021011045013.GO80284@elvis.mu.org>
References:  <20021011044636.GA84506@dipole.informationwave.net> <20021011045013.GO80284@elvis.mu.org>

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On Thu, Oct 10, 2002 at 09:50:13PM -0700, Bill Fumerola wrote:
> On Fri, Oct 11, 2002 at 12:46:36AM -0400, abe wrote:
> 
> >     Unfortunately, feedback sent while in good intentions did not help.  However, in further
> > tinkering with this issue I believe I've come to a conclusion.  I run a rather high-traffic
> > server so I had initially increased net.inet.ip.fw.dyn_buckets to 500, from the default 256
> > as people were complaining that they were getting connection refusals.  At the time of the
> > complaints, it seemed the max dyn_buckets limit had been reached.  In attempt to remedy this
> > as I said above I increased it.  After this week of going through many hardware tests and so
> > forth trying multiple machines with the same rules and numerous fresh installations,
> > tonight I set the default net.inet.ip.fw.dyn_buckets back to 256 and no issues.  So then on a chance, 
> > I increased the value to 512.  After this, I attempted to reproduce the panic with the same 
> > procedure I had taken before making this change.  No panics post-change.
> 
> static u_int32_t dyn_buckets = 256; /* must be power of 2 */

Well another issue solved, need thicker glasses it appears.  Thanks much Bill.
Funny thing is, it's been running without issue for almost a year now.  Interesting.


    Regards,

Abe

> 
> -- 
> - bill fumerola / fumerola@yahoo-inc.com / billf@FreeBSD.org / billf@mu.org
> 
> 
> 
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