From owner-freebsd-questions Wed May 12 12:57:51 1999 Delivered-To: freebsd-questions@freebsd.org Received: from zeus.dnt.md (zeus.dnt.md [195.138.124.37]) by hub.freebsd.org (Postfix) with ESMTP id 14B3A14D8A for ; Wed, 12 May 1999 12:57:45 -0700 (PDT) (envelope-from sl@zeus.dnt.md) Received: from localhost (sl@localhost) by zeus.dnt.md (8.9.3/8.9.3) with ESMTP id WAA38911; Wed, 12 May 1999 22:55:11 GMT Date: Wed, 12 May 1999 22:55:11 +0000 (GMT) From: slava To: Guy Helmer Cc: freebsd-questions@FreeBSD.ORG Subject: Re: freebsd router with 4mb RAM and two eth. In-Reply-To: Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-freebsd-questions@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG Nope, it's an ISA NE2000 (ed0) It looks like the problem disapeared after I recompiled the kernel without DUMMYNET support. Anyone knows what's the minimum RAM advisable to make use of DUMMYNET? veaceslav On Wed, 12 May 1999, Guy Helmer wrote: > On Wed, 12 May 1999, slava wrote: > > I killed cron and syslogd on that machine and I keep only inetd > > for telnet. I also have DUMMYNET compiled into the kernel. > > I shape the bandwidth for traffic going out to the LAN to 64Kbit/s. > > With this configuration the router works ok for a few hours, i can > > telnet to it. After some time when I try to telnet again to it > > it won't give me a login promt and would stop forwarding the packets > > between interfaces at the same moment. It looks like it suffocates. > > I can still ping the external ethernet card though. Only a cold reboot > > can bring it back to life. > > > > I guess I will have to try a kernel without dummynet. Could it be because > > of the dummynet not being able to work on 4mb RAM? > > Apologies for entering the conversation mid-stream, but are you using 3Com > 3C509 Ethernet cards (using the ep driver)? I have an occasional problem > with one of these going mute on a firewall under heavy load. > > Guy > > Guy Helmer, Ph.D. Candidate, Iowa State University Dept. of Computer Science > Research Assistant, Ames Laboratory --- ghelmer@scl.ameslab.gov > Research Assistant, Dept. of Computer Science --- ghelmer@cs.iastate.edu > http://www.cs.iastate.edu/~ghelmer > > To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message