From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail.taht.net (mail.taht.net [IPv6:2a01:7e00::f03c:91ff:feae:7028]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by lists.bufferbloat.net (Postfix) with ESMTPS id D24D03B260 for ; Wed, 11 May 2016 10:06:55 -0400 (EDT) Received: from dair-2383.local (c-73-231-152-246.hsd1.ca.comcast.net [73.231.152.246]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.taht.net (Postfix) with ESMTPSA id 19D6F21305 for ; Wed, 11 May 2016 14:06:53 +0000 (UTC) To: make-wifi-fast@lists.bufferbloat.net References: <871t5bpkc7.fsf@toke.dk> <6ADC1A9D-72C9-47A5-BDC7-94C14ED34379@gmail.com> <87vb2mmgg5.fsf@toke.dk> From: =?UTF-8?Q?Dave_T=c3=a4ht?= Message-ID: <57333DCF.3050006@taht.net> Date: Wed, 11 May 2016 07:12:31 -0700 User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.9; rv:38.0) Gecko/20100101 Thunderbird/38.7.2 MIME-Version: 1.0 In-Reply-To: <87vb2mmgg5.fsf@toke.dk> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit Subject: Re: [Make-wifi-fast] Diagram of the ath9k TX path X-BeenThere: make-wifi-fast@lists.bufferbloat.net X-Mailman-Version: 2.1.20 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 11 May 2016 14:06:56 -0000 On 5/10/16 2:04 AM, Toke Høiland-Jørgensen wrote: > David Lang writes: > >> There are two parts to this process >> >> 1. the tactical (do you send the pending packet immediately, or do you >> delay it to see if you can save airtime with aggregation) > > A colleague of mine looked into this some time ago as part of his PhD > thesis. This was pre-801.11n, so they were doing experiments on adding > aggregation to 802.11g by messing with the MTU. What they found was that > they actually got better results from just sending data when they had it > rather than waiting to see if more showed up. cat 802.11g_research/* > /dev/null > > -Toke > _______________________________________________ > Make-wifi-fast mailing list > Make-wifi-fast@lists.bufferbloat.net > https://lists.bufferbloat.net/listinfo/make-wifi-fast >