From owner-freebsd-stable  Wed Jan 20 00:28:54 1999
Return-Path: <owner-freebsd-stable@FreeBSD.ORG>
Received: (from majordom@localhost)
          by hub.freebsd.org (8.8.8/8.8.8) id AAA24170
          for freebsd-stable-outgoing; Wed, 20 Jan 1999 00:28:54 -0800 (PST)
          (envelope-from owner-freebsd-stable@FreeBSD.ORG)
Received: from relay.ucb.crimea.ua (relay.ucb.crimea.ua [212.110.138.1])
          by hub.freebsd.org (8.8.8/8.8.8) with ESMTP id AAA23761
          for <freebsd-stable@FreeBSD.ORG>; Wed, 20 Jan 1999 00:25:18 -0800 (PST)
          (envelope-from ru@ucb.crimea.ua)
Received: (from ru@localhost)
	by relay.ucb.crimea.ua (8.9.2/8.9.2/UCB) id KAA19523;
	Wed, 20 Jan 1999 10:19:36 +0200 (EET)
Date: Wed, 20 Jan 1999 10:19:36 +0200
From: Ruslan Ermilov <ru@ucb.crimea.ua>
To: John Saunders <john.saunders@nlc.net.au>
Cc: freebsd-stable@FreeBSD.ORG
Subject: Re: Kernel PPP tty-level buffer overflows
Message-ID: <19990120101936.E16328@ucb.crimea.ua>
Mail-Followup-To: John Saunders <john.saunders@nlc.net.au>,
	freebsd-stable@FreeBSD.ORG
References: <Pine.LNX.3.95.990120081844.23817C-100000@nhj.nlc.net.au>
Mime-Version: 1.0
Content-Type: text/plain; charset=us-ascii
X-Mailer: Mutt 0.94.17i
In-Reply-To: <Pine.LNX.3.95.990120081844.23817C-100000@nhj.nlc.net.au>; from John Saunders on Wed, Jan 20, 1999 at 08:19:18AM +1100
X-Operating-System: FreeBSD 2.2.8-STABLE i386
Sender: owner-freebsd-stable@FreeBSD.ORG
Precedence: bulk
X-Loop: FreeBSD.ORG

On Wed, Jan 20, 1999 at 08:19:18AM +1100, John Saunders wrote:
> Does anybody know how to fix the following.
> 
> > XXX.XXX.XXX.XXX kernel log messages:
> > > sio0: 815 more tty-level buffer overflows (total 4715)
> > > sio0: 3093 more tty-level buffer overflows (total 7808)
> 
> System is...
> 
> FreeBSD XXX.XXX.XXX.XXX 2.2.8-STABLE FreeBSD 2.2.8-STABLE #0: Sat Jan 16 13:49:15 EST 1999
> root@XXX.XXX.XXX.XXX:/usr/src/sys/compile/MONSTER  i386
> 
> Modem info is...
> Device:		/dev/cuaa0
> dmesg:		sio0 at 0x3f8-0x3ff irq 4 on isa
> dmesg:		sio0: type 16550A
> speed:		115200bps
> carrier:	Jan 20 07:02:47 XXX chat[888]: CARRIER 54000
> 

Hi!

Read the sio(4) manpage, section ``BUGS''.
Try to lower down your port's baud rate, say to 57600bps.

BR,
-- 
Ruslan Ermilov		Sysadmin and DBA of the
ru@ucb.crimea.ua	United Commercial Bank
+380.652.247.647	Simferopol, Ukraine

http://www.FreeBSD.org	The Power To Serve
http://www.oracle.com	Enabling The Information Age

To Unsubscribe: send mail to majordomo@FreeBSD.org
with "unsubscribe freebsd-stable" in the body of the message