Return-path: Received: from smtp-out05.msg.oleane.net ([62.161.7.3]:41406 "EHLO smtp-out05.msg.oleane.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752969AbaIRMr3 convert rfc822-to-8bit (ORCPT ); Thu, 18 Sep 2014 08:47:29 -0400 Received: from smtp29.msg.oleane.net (smtp29.mail.priv [172.17.20.151]) by smtp-out05.msg.oleane.net with ESMTP id s8IAKN4K030419 for ; Thu, 18 Sep 2014 12:20:23 +0200 Subject: RE: [PATCHv2 00/10] add support for ACK timeout estimation in ath9k driver Date: Thu, 18 Sep 2014 11:59:48 +0200 Message-ID: <773DB8A82AB6A046AE0195C68612A319018C1FBC@sbs2003.acksys.local> (sfid-20140918_144733_639490_033CA229) MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" From: "Cedric Debarge" To: Cc: Sender: linux-wireless-owner@vger.kernel.org List-ID: On Tue, Sept 16, 2014 at 02:13:25AM +0200, Lorenzo Bianconi wrote: Hi, > This patchset adds support for estimation of the ACK timeout (dynack) in ath9k driver. Ath9k dynack computes the > ACK timeout based on ACK frame RX timestamp, TX frame timestamp and frame duration. > > Ath9k dynack has been tested in indoor environment using AR9223/AR9280 chipset (running 3.17.0-rc5 kernel), on > 9Km PtoP link using AR9280 chipset (running OpenWRT trunk, compat-wireless-2014-05-22) and on an AP using AR9280 > chipset (running OpenWRT trunk, compat-wireless-2014-05-22) serving 35 STA with links up to 8Km During your indoor tests, did you managed to get precise enough timestamps to compute a significant ACK to (despite of short distances and multipaths)? Previous tests have shown impressive bandwith gains (10% on a 9Km P2P link). Did you also get improvements in indoor environment? Thanks, C?dric DEBARGE