From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ben Greear Subject: Re: [PATCH 0/2] netem: trace enhancement Date: Tue, 04 Dec 2007 09:40:41 -0800 Message-ID: <47559119.6070803@candelatech.com> References: <20071120231131.oqn4s5eda84k4csw@email.ee.ethz.ch> <474C2246.50205@ee.ethz.ch> <20071129134554.5c25a891@freepuppy.rosehill> <474F3719.30101@trash.net> <47503971.9080509@ee.ethz.ch> <4753B423.7030000@trash.net> <4753C874.80703@ee.ethz.ch> <47543E65.4060303@trash.net> <47544B1F.1010902@candelatech.com> <20071204154535.4eu35nfe9wks8kgg@email.ee.ethz.ch> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Cc: Patrick McHardy , Stephen Hemminger , netdev@vger.kernel.org, herbert@gondor.apana.org.au, Rainer Baumann To: Ariane Keller Return-path: Received: from ns2.lanforge.com ([66.165.47.211]:54018 "EHLO ns2.lanforge.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750954AbXLDRkw (ORCPT ); Tue, 4 Dec 2007 12:40:52 -0500 In-Reply-To: <20071204154535.4eu35nfe9wks8kgg@email.ee.ethz.ch> Sender: netdev-owner@vger.kernel.org List-ID: Ariane Keller wrote: > > Increasing the cache size to say 32k for each buffer would be no problem. > Is this enough? Maybe just a variable length list of 4k buffers chained together? Its usually easier to get 4k chunks of memory than 32k chunks, especially under high network load, and if you go ahead an make it arbitrary length, then each user can determine how many they want to have queued... Thanks, Ben -- Ben Greear Candela Technologies Inc http://www.candelatech.com