From mboxrd@z Thu Jan 1 00:00:00 1970 From: Stephen Hemminger Subject: Re: [PATCH v3 net-next 2/2] netem: add cell concept to simulate special MAC behavior Date: Thu, 1 Dec 2011 08:24:36 -0800 Message-ID: <20111201082436.20f21e52@nehalam.linuxnetplumber.net> References: <1322691627-20551-1-git-send-email-hagen@jauu.net> <1322691627-20551-2-git-send-email-hagen@jauu.net> <1322710225.2577.1.camel@edumazet-laptop> <1322730108.2335.3.camel@edumazet-HP-Compaq-6005-Pro-SFF-PC> <61abe6ff1aa870d1b885ce88814920d4@localhost> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Cc: Eric Dumazet , To: Hagen Paul Pfeifer Return-path: Received: from mail.vyatta.com ([76.74.103.46]:54247 "EHLO mail.vyatta.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755263Ab1LAQYj (ORCPT ); Thu, 1 Dec 2011 11:24:39 -0500 In-Reply-To: <61abe6ff1aa870d1b885ce88814920d4@localhost> Sender: netdev-owner@vger.kernel.org List-ID: One idea to do small delays at higher speed is to insert dummy pad frames into the device. It would mean generating garbage, but would allow for highly accurate fine grain delay.