From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pa0-x22a.google.com (mail-pa0-x22a.google.com [IPv6:2607:f8b0:400e:c03::22a]) (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 8996E3B25E for ; Sat, 17 Sep 2016 13:50:55 -0400 (EDT) Received: by mail-pa0-x22a.google.com with SMTP id oz2so30919457pac.2 for ; Sat, 17 Sep 2016 10:50:55 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:in-reply-to:references:from:date:message-id:subject:to :cc:content-transfer-encoding; bh=3PnfkEUUeifAb/HjrSi1vCMw62jolLyW9eAc3hnuLGc=; b=GwXWEC9nPcKR9Wpx65Hc4TganVbRYNrKaWCE507uaKrkhJjgjsc0ci5PaN6CVjS6u9 OPvcTHIhVpeQu1IFz/+PmsnnZoZ4lI9HuB+7zjpa+uC4fwXLe0iCwOcF6Qn7iWQpPBcP wnCGc7MBxX17lZNBXX2E1EnSAzzrfJr3BrOCI09Iahnne2EwyIg8tgLbnDyQHvHw/kgA eg8ktX/TqMIdPbiLClMBCAX3/aaP5uL4ryDcBkANlS2kcV/ZauYS7oBcNAlPNp80Bnf7 Nm/9m0y1/WCM9NrDsSV5uOdI3WLc/+c4Gy/W8n3r8fmaITrXuQ1gnD6jZkSNq9/RFEsd Jv7w== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:mime-version:in-reply-to:references:from:date :message-id:subject:to:cc:content-transfer-encoding; bh=3PnfkEUUeifAb/HjrSi1vCMw62jolLyW9eAc3hnuLGc=; b=B4ASh7qASdTZlo7VtAppi9an/iVgkUtqXmzk+T10XhzhvT1v2QDo6nBJNC8zVfZdgQ 0Fn2KjV1IGVFVtMHnRjXTFRTUd6kvVnaAy4DTCqhfOri5Fp591/ZGkLwa7aGPpWH6aEL ADeiCqeUec005wR7/lH3d20lyaxNxptzlJwNkdxpMTps1Ue+HY3AZc69n1y50WOU7CDg dabfidKXb+g/yUdpc+A2bAiyAmv4fuA8So36Rc5THdP24ANIs83EaCAG5JfBiH02Hhb6 1fXjZl0y0LIca/mdDKD9tMcq0B9pbj5JZxwWTYghOhbWFNB/lYzvT/MjIDVScscpjUHS +BKw== X-Gm-Message-State: AE9vXwN1dplUI3tAbEaN3mPDHn81kj+uhiUooQxUH38locbL570aqSBC+pSjahuiMnTM0C/UCu45QFfUCmfsjQ== X-Received: by 10.66.111.104 with SMTP id ih8mr22009062pab.80.1474134654789; Sat, 17 Sep 2016 10:50:54 -0700 (PDT) MIME-Version: 1.0 Received: by 10.66.102.70 with HTTP; Sat, 17 Sep 2016 10:50:54 -0700 (PDT) In-Reply-To: <87shsyjupm.fsf@toke.dk> References: <87shsyjupm.fsf@toke.dk> From: Loganaden Velvindron Date: Sat, 17 Sep 2016 21:50:54 +0400 Message-ID: To: =?UTF-8?B?VG9rZSBIw7hpbGFuZC1Kw7hyZ2Vuc2Vu?= Cc: Dave Taht , make-wifi-fast@lists.bufferbloat.net Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable Subject: Re: [Make-wifi-fast] crypto-fq bug postmortem is up 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: Sat, 17 Sep 2016 17:50:55 -0000 On Sat, Sep 17, 2016 at 9:35 PM, Toke H=C3=B8iland-J=C3=B8rgensen wrote: > Loganaden Velvindron writes: > >> On Sat, Sep 17, 2016 at 9:12 PM, Loganaden Velvindron >> wrote: >>> On Sat, Sep 17, 2016 at 1:42 AM, Dave Taht wrote: >>>> at: >>>> >>>> http://blog.cerowrt.org/post/crypto_fq_bug/ >>>> >>>> I am very interested to try to remember more of the suggestions, and >>>> blind alleys, and why we thought they were possibilities... and draw >>>> more conclusions as to what we did right, and wrong. >>>> >>>> Please comment, and send links. >>>> >>>> If I have more time, I'll make it shorter. Or funnier. And add more >>>> pictures, captures, and links. Finding this bug *eventually* got to be >>>> fun. >>>> >>> >>> My home network: >>> >>> FTTH modem (bridge) --- tp-link archer c7 >>> (pppoe+sqm+simple_pppoe(fq_codel)+ap) ---- (lan cable) --- tp-link >>> archer c7 v2 with the experimental firmware(ap): >>> Quick and dirty test: >>> >>> on non-patched openwrt wifi(wpa-psk): >>> https://www.dslreports.com/speedtest/5028614 >>> >>> on tp-link archer c7 v2 with toke's firmware(wpa-psk): >>> https://www.dslreports.com/speedtest/5028349 >>> >>> My brother said that "It feels like ethernet both in terms of >>> throughput and latency". My brother is hammering the the tp-link >>> archer c7 box with bittorrent, whatsapp, viber, and normal http. >> >> Testing on my android smartphone (android 6.0.1): >> >> Unpatched ap: >> https://www.dslreports.com/speedtest/5028965 >> >> Patched ap: >> https://www.dslreports.com/speedtest/5028940 >> >> On smartphones, it looks like you can get better throughput with >> toke's firmware. > > Is this with other stations active? And how is the WiFi configured > (HT20? HT40? 2.4Ghz or 5Ghz?). It's odd if the WiFi is the bottleneck at > those speeds... > 2.4Ghz. By stations, you mean other people connecting to that Access Point ? Yes, right now, my brother is using bittorrent, whatsapp, viber, facebook , and other apps. dmesg shows that the selected algorithm is minstrel_ht. At least 2 other people are going to switch to the new Access Point. > -Toke