From owner-freebsd-hackers Thu Oct 28 10:13:29 1999 Delivered-To: freebsd-hackers@freebsd.org Received: from wall.polstra.com (rtrwan160.accessone.com [206.213.115.74]) by hub.freebsd.org (Postfix) with ESMTP id 358F014C34 for ; Thu, 28 Oct 1999 10:13:26 -0700 (PDT) (envelope-from jdp@polstra.com) Received: from vashon.polstra.com (vashon.polstra.com [206.213.73.13]) by wall.polstra.com (8.9.3/8.9.3) with ESMTP id KAA27382; Thu, 28 Oct 1999 10:13:26 -0700 (PDT) (envelope-from jdp@polstra.com) From: John Polstra Received: (from jdp@localhost) by vashon.polstra.com (8.9.3/8.9.1) id KAA04537; Thu, 28 Oct 1999 10:13:25 -0700 (PDT) (envelope-from jdp@polstra.com) Date: Thu, 28 Oct 1999 10:13:25 -0700 (PDT) Message-Id: <199910281713.KAA04537@vashon.polstra.com> To: gallatin@cs.duke.edu Subject: Re: ip forwarding broken on alpha In-Reply-To: <14359.43410.495963.975277@grasshopper.cs.duke.edu> References: <14359.43410.495963.975277@grasshopper.cs.duke.edu> Organization: Polstra & Co., Seattle, WA Cc: hackers@freebsd.org Sender: owner-freebsd-hackers@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG In article <14359.43410.495963.975277@grasshopper.cs.duke.edu>, Andrew Gallatin wrote: > I have an older AlphaStation 600 5/266 running -current (cvsupped > last week) which is setup as a router between 2 100mb networks. > When the machine is pushed fairly hard (like running a netperf > -tUDP_STREAM -- -m 100 across the router, eg about 10-20k 100byte > packets/sec ) the alpha falls over almost instantly. I have not > enabled any NAT or firewall functionality, just ip forwarding. > > It generally crashes in MCLGET down in the ethernet driver's > receiver interrupt handler. I'm probably way off the mark, but I have to ask. Are you sure you're not simply running out of mbufs? I noticed your maxusers is only 32 and I didn't see an options line to raise NMBCLUSTERS. John -- John Polstra jdp@polstra.com John D. Polstra & Co., Inc. Seattle, Washington USA "No matter how cynical I get, I just can't keep up." -- Nora Ephron To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message