From owner-freebsd-hackers Tue Jan 2 10:19:42 2001 From owner-freebsd-hackers@FreeBSD.ORG Tue Jan 2 10:19:41 2001 Return-Path: Delivered-To: freebsd-hackers@freebsd.org Received: from fw.wintelcom.net (ns1.wintelcom.net [209.1.153.20]) by hub.freebsd.org (Postfix) with ESMTP id B098D37B400 for ; Tue, 2 Jan 2001 10:19:40 -0800 (PST) Received: (from bright@localhost) by fw.wintelcom.net (8.10.0/8.10.0) id f02IJbL26250; Tue, 2 Jan 2001 10:19:37 -0800 (PST) Date: Tue, 2 Jan 2001 10:19:37 -0800 From: Alfred Perlstein To: Neff_Glen@emc.com Cc: hackers@FreeBSD.ORG, JONESJG@dg-rtp.dg.com, stovall@dg-rtp.dg.com, davenport_ken@emc.com Subject: Re: Problems with sf driver? Message-ID: <20010102101937.U19572@fw.wintelcom.net> References: <0BEC2FAE2A21D411965C00E0291E7C3340BFC2@corpmx17.isus.emc.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.2.5i In-Reply-To: <0BEC2FAE2A21D411965C00E0291E7C3340BFC2@corpmx17.isus.emc.com>; from Neff_Glen@emc.com on Tue, Jan 02, 2001 at 01:17:10PM -0500 Sender: bright@fw.wintelcom.net Sender: owner-freebsd-hackers@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG * Neff_Glen@emc.com [010102 10:17] wrote: > I administer a box running v4.2-stable with a pair of the Adaptec ANA-62044 > 64-bit PCI, Quad port ethernet adapters. Six of the eight ethernet ports > are in use. The box routes traffic between five private networks and > provides NAT services out the public world on the sixth interface. > > I encounter an intermittant problem where one of the ports on a private > network will quit functioning (usually sf2 or sf3). Nothing on that segment > can reach the machine and if I try to ping something on that segment from > the box in question I get: > > ping: sendto: No buffer space available Can you show us the output of netstat -m after an incident? If your peak == max, then you actually are running out of bufferspace and should further raise maxusers/nmbclusters. -Alfred To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message