From owner-freebsd-pf@FreeBSD.ORG Mon Mar 10 14:53:45 2008 Return-Path: Delivered-To: freebsd-pf@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 62F7F1065672 for ; Mon, 10 Mar 2008 14:53:45 +0000 (UTC) (envelope-from Greg.Hennessy@nviz.net) Received: from v-smtp-auth-relay-1.gradwell.net (v-smtp-auth-relay-1.gradwell.net [79.135.125.40]) by mx1.freebsd.org (Postfix) with ESMTP id C73008FC20 for ; Mon, 10 Mar 2008 14:53:44 +0000 (UTC) (envelope-from Greg.Hennessy@nviz.net) Received: from 87-194-161-157.bethere.co.uk ([87.194.161.157] helo=[192.168.0.227] country=GB ident=gregh#pop3*nviz$net) by v-smtp-auth-relay-1.gradwell.net with esmtpa (Gradwell gwh-smtpd 1.286) id 47d548be.66c3.1c7; Mon, 10 Mar 2008 14:42:06 +0000 (envelope-sender ) Message-ID: <47D5488E.1080605@nviz.net> Date: Mon, 10 Mar 2008 14:41:18 +0000 From: Greg Hennessy User-Agent: Thunderbird 2.0.0.12 (Windows/20080213) MIME-Version: 1.0 To: Lorenz Helleis References: <418597.89158.qm@web53704.mail.re2.yahoo.com> In-Reply-To: <418597.89158.qm@web53704.mail.re2.yahoo.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Cc: freebsd-pf@freebsd.org Subject: Re: Res: Dropped Packets X-BeenThere: freebsd-pf@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: "Technical discussion and general questions about packet filter \(pf\)" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 10 Mar 2008 14:53:45 -0000 Lorenz Helleis wrote: > everthing was ok until we start tomake backups passing through the firewall. What sort of 'backups', using what exactly ? Did you monitor the input Q drop figure from net.inet.ip.intr_queue_drops before during and after the service impacting traffic ? Do you capture interface statistics using something like Cacti ? Some idea of packet forwarding rate, before during and after would be useful. Regards Greg