From owner-freebsd-net@FreeBSD.ORG Thu Jun 23 13:11:47 2011 Return-Path: Delivered-To: freebsd-net@freebsd.org Received: from mx1.freebsd.org (unknown [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id C8B921065738 for ; Thu, 23 Jun 2011 13:11:47 +0000 (UTC) (envelope-from gygy@stsnet.ro) Received: from mail.stsnet.ro (mail.stsnet.ro [193.151.31.253]) by mx1.freebsd.org (Postfix) with ESMTP id 824B98FC19 for ; Thu, 23 Jun 2011 13:11:47 +0000 (UTC) Received: from mail.stsnet.ro (localhost.localdomain [127.0.0.1]) by mail.stsnet.ro (Postfix) with ESMTP id 2B35C16DDA7 for ; Thu, 23 Jun 2011 15:55:02 +0300 (EEST) Received: from localhost.localdomain [127.0.0.1] by BitDefender SMTP Proxy on localhost.localdomain [127.0.0.1] for localhost.localdomain [127.0.0.1]; Thu, 23 Jun 2011 15:55:02 +0300 (EEST) Received: from [192.168.100.46] (PC46.ciurel100.stsnet.ro [192.168.100.46]) (Authenticated sender: gygy) by mail.stsnet.ro (Postfix) with ESMTPSA id 127F016DDA5 for ; Thu, 23 Jun 2011 15:55:02 +0300 (EEST) Message-ID: <4E0337A6.4020101@stsnet.ro> Date: Thu, 23 Jun 2011 15:55:02 +0300 From: Adrian Minta User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9.2.17) Gecko/20110522 Icedove/3.1.10 MIME-Version: 1.0 To: freebsd-net@freebsd.org Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-BitDefender-Spam: No (0) X-BitDefender-SpamStamp: v1, build 2.8.97.164387, SQMD Hits: none, bayes score: 500(0), pbayes score: 241(0), neunet score: 0(0), SQMD: 413c1605eff4f1eeaeb142a4ba71fb16.fuzzy.fzrbl.org, total: 0(775) X-BitDefender-CF-Stamp: none X-BitDefender-Scanner: Clean, Agent: BitDefender Smtp Proxy 3.1.0 on mail.stsnet.ro, sigver: 7.38016 Subject: FreeBSD 8.2 and MPD5 stability issues X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Networking and TCP/IP with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 23 Jun 2011 13:11:47 -0000 Hello, I am testing a RAS solution and I experience some crashes when the L2TP tunnels grow above 3500. The IPv6 is disabled on the box. With IPv6 enabled the limit is around 1700 (half). Does anyone has a sugesstion what I should try next ? total traffic: ~ 100mbps load averages: ~1.8 Kernel: FreeBSD 8.2-RELEASE MPD5: mpd-5.5 /boot/loader.conf net.graph.maxdata=65536 net.graph.maxalloc=65536 kern.ipc.maxpipekva=320000000 /etc/sysctl.conf net.inet.ip.forwarding=1 kern.maxfiles=65535 net.inet.icmp.icmplim=0 net.inet.ip.fastforwarding=1 kern.ipc.nmbclusters=1280000 kern.ipc.maxsockbuf=128000000 net.graph.maxdgram=10240000 net.graph.recvspace=10240000 -- Best regards, Adrian Minta MA3173-RIPE tel. +4.0212.022.660 +4.0726.110.369