From owner-freebsd-net@FreeBSD.ORG Wed Nov 21 23:23:05 2012 Return-Path: Delivered-To: freebsd-net@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id C4FB9C91 for ; Wed, 21 Nov 2012 23:23:05 +0000 (UTC) (envelope-from oppermann@networx.ch) Received: from c00l3r.networx.ch (c00l3r.networx.ch [62.48.2.2]) by mx1.freebsd.org (Postfix) with ESMTP id 547B78FC13 for ; Wed, 21 Nov 2012 23:23:04 +0000 (UTC) Received: (qmail 4025 invoked from network); 22 Nov 2012 00:55:44 -0000 Received: from c00l3r.networx.ch (HELO [127.0.0.1]) ([62.48.2.2]) (envelope-sender ) by c00l3r.networx.ch (qmail-ldap-1.03) with SMTP for ; 22 Nov 2012 00:55:44 -0000 Message-ID: <50AD6252.6030806@networx.ch> Date: Thu, 22 Nov 2012 00:22:58 +0100 From: Andre Oppermann User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:16.0) Gecko/20121026 Thunderbird/16.0.2 MIME-Version: 1.0 To: Marc Peters Subject: Re: Low Bandwidth on intercontinental connections References: <50ACF62C.8000408@mpeters.org> In-Reply-To: <50ACF62C.8000408@mpeters.org> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Cc: freebsd-net@freebsd.org X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: Networking and TCP/IP with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 21 Nov 2012 23:23:06 -0000 On 21.11.2012 16:41, Marc Peters wrote: > Hi list, > -snip- > Doing some googling brought up a lot of tuning hints, but nothing worked > for us. We tweaked some sysctls: > > kern.ipc.maxsockbuf=16777216 > net.inet.tcp.sendbuf_max=16777216 > net.inet.tcp.recvbuf_max=16777216 > net.inet.tcp.sendbuf_inc=16384 > net.inet.tcp.recvbuf_inc=524288 > net.inet.tcp.hostcache.expire=1 This doesn't help. Please revert it to the default values. -- Andre