From owner-freebsd-questions@FreeBSD.ORG Thu Jul 1 08:31:24 2004 Return-Path: Delivered-To: freebsd-questions@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 130B216A4CE for ; Thu, 1 Jul 2004 08:31:24 +0000 (GMT) Received: from nef.ens.fr (nef.ens.fr [129.199.96.32]) by mx1.FreeBSD.org (Postfix) with ESMTP id 377BF43D55 for ; Thu, 1 Jul 2004 08:31:23 +0000 (GMT) (envelope-from Jacques.Beigbeder@ens.fr) Received: from trefle.ens.fr (trefle.ens.fr [129.199.96.17]) i618V0QD095184 for ; Thu, 1 Jul 2004 10:31:00 +0200 (CEST) Received: from (beig@localhost) by trefle.ens.fr (8.12.3/jb-1.1) X-Authentication-Warning: trefle.ens.fr: beig set sender to Jacques.Beigbeder@ens.fr using -f Date: Thu, 1 Jul 2004 10:30:59 +0200 From: Jacques Beigbeder To: freebsd-questions@freebsd.org Message-ID: <20040701083059.GA4463@trefle.ens.fr> Mime-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit User-Agent: Mutt/1.5.5.1i X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-1.3.3 (nef.ens.fr [129.199.96.32]); Thu, 01 Jul 2004 10:31:00 +0200 (CEST) Subject: [gateway 4.9] sendto: no buffer space available X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 01 Jul 2004 08:31:24 -0000 Hello, Hardware: PC, 128 Mo, 2 interfaces 3Com 3c905-TX Software: 4.9, generic kernel; from the initial distribution no special configuration Suddenly, this PC acting as a gateway stops forwarding packets, I was in a hurry so I just noticed that ICMP ping packets failed. Message on the console: ping: sendto: no buffer space available Question 1: is it supposed to be fixed automatically within a few minutes? This gateway is important in my network... Question 2: is there some tuning I can do? Here is some output: root# sysctl -a | grep space | grep net net.local.stream.sendspace: 8192 net.local.stream.recvspace: 8192 net.local.dgram.recvspace: 4096 net.inet.tcp.sendspace: 32768 net.inet.tcp.recvspace: 57344 net.inet.udp.recvspace: 42080 net.inet.raw.recvspace: 8192 Thanks, -- Jacques Beigbeder | Jacques.Beigbeder@ens.fr Service de Prestations Informatiques | http://www.spi.ens.fr Ecole normale supérieure | 45 rue d'Ulm |Tel : (+33 1)1 44 32 37 96 F75230 Paris cedex 05 |Fax : (+33 1)1 44 32 20 75