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Date: Mon, 3 Jul 1995 02:04:02 +1000
From: Bruce Evans <bde@zeta.org.au>
Message-Id: <199507021604.CAA17781@godzilla.zeta.org.au>
To: current@freebsd.org
Subject: Re: serial ip congestion
Sender: current-owner@freebsd.org
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I wrote:

>The system seems to be unable to handle more than one active line at 115200
>bps.  With 2 lines at 11500 bps, each line takes turns transmitting.  There
>...
>Configuration:
>	-current
>	all on one system
>	my new cy driver
>	8 ports on connected in pairs, 2 pairs active
>	default mtu (1500)
>	speed 115200 bps
>	test: rcp /kernel a4:/tmp/k4 & rcp /kernel a5:/tmp/k5 &
>...
>No errors were reported by the drivers or by pppstats.  I noticed many

Nevermind.  It was just ordinary silo overruns, broken error reporting,
and poor error recovery.  The cy driver didn't report silo overruns and
pppstats doesn't report `if_ierrors', only `sls_errorin'.  netstat
reports the errors.

Bruce