From mboxrd@z Thu Jan 1 00:00:00 1970 From: Stephen Hemminger Subject: Re: [net-next-2.6 PATCH] net: fast consecutive name allocation Date: Fri, 13 Nov 2009 14:49:37 -0800 Message-ID: <20091113144937.23693bb4@nehalam> References: <200911130701.14847.opurdila@ixiacom.com> <4AFCF8D3.6090905@gmail.com> <20091112222608.79d90e9e@nehalam> <200911131151.31677.opurdila@ixiacom.com> <20091113142939.35879efe@s6510> <20091113224043.GP19478@kvack.org> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Cc: Octavian Purdila , Eric Dumazet , netdev@vger.kernel.org To: Benjamin LaHaise Return-path: Received: from mail.vyatta.com ([76.74.103.46]:55696 "EHLO mail.vyatta.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932224AbZKMWt6 (ORCPT ); Fri, 13 Nov 2009 17:49:58 -0500 In-Reply-To: <20091113224043.GP19478@kvack.org> Sender: netdev-owner@vger.kernel.org List-ID: On Fri, 13 Nov 2009 17:40:43 -0500 Benjamin LaHaise wrote: > On Fri, Nov 13, 2009 at 02:29:39PM -0800, Stephen Hemminger wrote: > > So it is lots of pseudo-devices for a special purpose test machine. > > That's great use of Linux, but not a case worth optimizing for in the mainline kernel. > > He's not the only one who needs that, I certainly do. BRAS application > where traffic is being aggregated (ie PPPoE and L2TP servers) from lots of > customers requires it. There are also people hitting the same scaling > issues in embedded PPPoE on wireless networks. > > -ben Then maybe network devices aren't the right layering model. At some point the paradigm has to be re-examined. --