Date: Thu, 2 Aug 2007 08:24:13 +0200 From: Daniel Hartmeier <daniel@benzedrine.cx> To: Patrick Proniewski <patpro@patpro.net> Cc: Greg Hennessy <Greg.Hennessy@nviz.net>, freebsd-pf@freebsd.org Subject: Re: strange "throttling" issue with pf on xDSL connection Message-ID: <20070802062413.GB32306@insomnia.benzedrine.cx> In-Reply-To: <611A93D3-A392-493B-80ED-4C5AC77AA77A@patpro.net> References: <DE71F511-8553-401A-A16C-DF4CAA5DA6E3@patpro.net> <611A93D3-A392-493B-80ED-4C5AC77AA77A@patpro.net>
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On Wed, Aug 01, 2007 at 05:42:19PM +0200, Patrick Proniewski wrote: > While playing around with systat I've discovered that the transfer > rate can be as low as 20 KB/s and as high as 850 KB/s on a single > download from http://test-debit.free.fr, but the mean value will > always be around 120-150 KB/s when pf is active. From one sample to > another (every second), the transfer rate is very erratic. > If I disable pf on ext_if (set skip on $ext_if), the transfer rate > reaches quickly 850 KB/s and is almost stable. It decreases to > 400-450 KB/s for 1 or 2 seconds, 3 or 4 times per minute. Enable pf debug logging (pfctl -xm), note output of pfctl -si, reproduce the problem. Then run pfctl -si again. See /var/log/messages for lines from pf. Post all three outputs ;) Daniel
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