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Date:      Thu, 30 Nov 2006 06:36:54 +0200
From:      Ian FREISLICH <if@hetzner.co.za>
To:        "D G Teed" <donald.teed@gmail.com>
Cc:        freebsd-ipfw@freebsd.org, AT Matik <asstec@matik.com.br>
Subject:   Re: how to go about diagnosing cause of packet loss 
Message-ID:  <E1GpdfK-0008CC-S3@hetzner.co.za>
In-Reply-To: Message from "D G Teed" <donald.teed@gmail.com> of "Wed, 29 Nov 2006 12:36:45 -0400." <dd4da0390611290836t76439591r594b0865850b7926@mail.gmail.com> 

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"D G Teed" wrote:
> With some further experimentation, I've concluded
> that the real problem is ipaudit.  It cannot keep up
> with the bandwidth we have. When it is off, there
> is next to no packet loss.  Thanks for the reply...

Interesting.  I use ipacct to collect accounting data, maybe you
want some different data.  It uses a divert socket that ipfw writes
to with the tee action.  It has no problem keeping up at 70Mbit/s.
Maybe you're seeing traffic higher than that?

Ian

--
Ian Freislich



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