From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from geheimer.internetendpunkt.de (alternativer.internetendpunkt.de [88.198.24.89]) by huchra.bufferbloat.net (Postfix) with ESMTP id 91BEB200252 for ; Tue, 13 Mar 2012 10:39:28 -0700 (PDT) Received: by geheimer.internetendpunkt.de (Postfix, from userid 33) id 77E3AF4418E; Tue, 13 Mar 2012 18:39:26 +0100 (CET) To: Stephen Hemminger MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Date: Tue, 13 Mar 2012 18:39:26 +0100 From: Hagen Paul Pfeifer In-Reply-To: <20120313090357.2c9ac0db@nehalam.linuxnetplumber.net> References: <5ce67de28ae4c472a088f0a37e643092@localhost> <20120313090357.2c9ac0db@nehalam.linuxnetplumber.net> Message-ID: X-Sender: hagen@jauu.net User-Agent: RoundCube Webmail/0.1-rc1 Cc: bloat Subject: Re: [Bloat] high speed networking from userspace X-BeenThere: bloat@lists.bufferbloat.net X-Mailman-Version: 2.1.13 Precedence: list List-Id: General list for discussing Bufferbloat List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 13 Mar 2012 17:39:28 -0000 On Tue, 13 Mar 2012 09:03:57 -0700, Stephen Hemminger wrote: > User space networking works well for single application be it routing, > bridging, network trading, or single appliance. It doesn't work on a > multi-application environment (ie desktop). The gain is only because > the userspace code can choose to do less, but do it faster. So if you > want full stack, and firewall; don't bother. Thanks for the additional comments, that's why I wrote "see netdev discussions". In sum: if you strip, disable, swap-out functionality you can gain speed/latency - sounds like a universally valid statement ... HGN