From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-il1-x130.google.com (mail-il1-x130.google.com [IPv6:2607:f8b0:4864:20::130]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by lists.bufferbloat.net (Postfix) with ESMTPS id 852113B29E for ; Fri, 3 Apr 2020 12:00:34 -0400 (EDT) Received: by mail-il1-x130.google.com with SMTP id r5so7745101ilq.6 for ; Fri, 03 Apr 2020 09:00:34 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc:content-transfer-encoding; bh=8AzEGrbDoVxp/9KJIjR8KIzTk++DTBLX9Ymj/iulCbg=; b=SptSkWA8AdqXuKLv9NuYASDGRWdpg42AIZflnO6uIbrqb3JiQLcAleJXW7OuWuwUaG S0KHuOVj2Jt+5rmKiUqIY/uUBaQCF24fTkY28FTeNLJ4713Ip+oRhPAEgQfwjgdD9/C3 xM9uxqKQkN4GTxeZvn8mhNrZaLBdbsaf8+QU50LKmMGzA0aa+GmifRGy557H0rosiRvg kqe334kd4MfIv3bjSJ3/dOT3s/XGSnsXvxvf5pnQ0rA0K4s+GfXYbWggj6wSsyz9Y60F rEavjn0+vQB0FquuVsyTcpWCYlB6t2OEECnSBzDl8ueFKNGxqNDIU7YcG7FOr50Ba4r7 8kTg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc:content-transfer-encoding; bh=8AzEGrbDoVxp/9KJIjR8KIzTk++DTBLX9Ymj/iulCbg=; b=Aojp44F3F/25Yzo4dbS5ISE0RfGXcyMt9TgVh9wBBncZaTuWgyjuGf00t8g+HevcT3 xTvk2TZk/NOW5tZ2dLrQJOzssQKutBaJT2JCOTxoEAaUoHTh+TJn9O2pkptxxdz5Pl3P I9uQhwWnDpwnt5f3MfL6HaWjhC78WsEGuIGHBfIDzlDe62lWAHG/HKrWKec7NT0SWxn1 1Nqz3uz/Ac6KXEcyRkSo8Djm76m6/CeqcXpknjALogCutP+a/UrXckf8yF5JQOU1LS7q xzgJP/aBciXNwb9BL4pYspVpCcV2Fg69sHDqXSxVcOZToaosaLxBKjAAvFP8axouss7z mZcQ== X-Gm-Message-State: AGi0PuY+IcO8I4Kgb+r2REh13iIt6TCHPBCn8Sw6W9Nd1CP1zblOckhb yHNCEzWbhhDUNv7Bv2OqV0NA05FbbNtWCsBZteI= X-Google-Smtp-Source: APiQypII9udbxC2FLB6so+K4dtRv4QrVA5iKJi3Ll3NEQERfpSySZkxrija4/Q89IC7tQxCG69ruLA487+prBT+zWds= X-Received: by 2002:a92:8e50:: with SMTP id k16mr9870090ilh.45.1585929633932; Fri, 03 Apr 2020 09:00:33 -0700 (PDT) MIME-Version: 1.0 References: In-Reply-To: From: Dave Taht Date: Fri, 3 Apr 2020 09:00:22 -0700 Message-ID: To: Harshal Chhaya Cc: Make-Wifi-fast Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Subject: Re: [Make-wifi-fast] the beauty of AQL for the ath10k in openwrt head 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: Fri, 03 Apr 2020 16:00:34 -0000 It still looks possible to do better. aql_threshold, for example, is a "reasonable" default but can be reduced particularly in HT20 mode on a bad link (the default is 24k, I'm now running it at 6k), the codel target at 5ghz can easily be reduced to 10ms (or less), but there's not a knob for that, and I've always wanted to dynamically reduce txop max size in the driver (and the beacon) under contention. but I'll take "unusable" to "glorious" as a first step. On Fri, Apr 3, 2020 at 6:06 AM Harshal Chhaya wrote: > > Dave, > > Wow! > That is a very clear look at how much AQL helps. > The scale of the 2nd y-axis is telling! > > Thank you for sharing this and thanks everyone who made this happen. > > Regards, > - Harshal > > On Mon, Mar 30, 2020 at 4:58 PM Dave Taht wrote: > > > > Before, in this case, the latency would grow so bad as to kill the > > routing protocol underneath this particular link. > > > > Now... it's lovely... rock solid... utterly responsive at all times. > > ssh is transparent. videoconferencing is glorious.... > > > > -- > > Make Music, Not War > > > > Dave T=C3=A4ht > > CTO, TekLibre, LLC > > http://www.teklibre.com > > Tel: 1-831-435-0729 > > _______________________________________________ > > Make-wifi-fast mailing list > > Make-wifi-fast@lists.bufferbloat.net > > https://lists.bufferbloat.net/listinfo/make-wifi-fast --=20 Make Music, Not War Dave T=C3=A4ht CTO, TekLibre, LLC http://www.teklibre.com Tel: 1-831-435-0729