From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-ot0-x235.google.com (mail-ot0-x235.google.com [IPv6:2607:f8b0:4003:c0f::235]) (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 CEBFE3B29E; Fri, 1 Dec 2017 08:13:51 -0500 (EST) Received: by mail-ot0-x235.google.com with SMTP id q3so8970184oth.2; Fri, 01 Dec 2017 05:13:51 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:in-reply-to:references:from:date:message-id:subject:to :cc:content-transfer-encoding; bh=ND8Ukh037aWjvIkkQfp1438xw+v3YEOLRxiWJ0SBvfE=; b=mFRSCBkDLE8HIw3E4Dzkci3wD/YCM3y33xfF7gtP+7+LlEGzMXJgl4ee65rAaGrFZ3 5KLMz1GI1KlHkqpEYeIZzyVcM8prJwYje5GF28b3td9B7c46MIMtaQ2jzFxra0aPIaI5 ACP0upjhKRZVBKHRbh62r4Opk5Uyk20zayNd3BI23SiUce1adzzgbWyXE/QQk97ZxTbp pB1VJE1aw9LVjXLIRRmAJaJ6Xym871b/8NHFVpCwZDQ1tsXHeORmieTbLhuDAhU2FmQI CCnKum++FVJtclZ3TzJHuiBK9RafeewMMNw+Hy3qmILDAtrugpm3VMv4KfOPpB7KkIpO 7neQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:in-reply-to:references:from:date :message-id:subject:to:cc:content-transfer-encoding; bh=ND8Ukh037aWjvIkkQfp1438xw+v3YEOLRxiWJ0SBvfE=; b=Qxx2eMEoxp1Gkr1jh9H+T/fqUJTWBEy6F+rY3doREanEQgt0GVJzLrx6ieox5eZDwg hFf10kLVriYvO54Ty+bW/1LD9P/QGWCtSJ/npbbpaGdwAGcKbakmfg1KML7U9FrxIKLN AY/g1LIrdcxI6keoIK7FXqGAjZR11IIDDNRWJ08+GZFAv4slV/WueNIqWKdedO5MjeEV VN7GyftroVMWKU5qm4dJ8Gl2iFi1LhrDiaC3mpJCjBEA1a8uyrLoO2AtekFoLxZMl2uo qvy5pXqmyvR8LRv/Td01lLqiZ9rDtpOJdR3oLt7W5SFmUzXN6ICyyRpDXVwuCb7bZPs5 tQiw== X-Gm-Message-State: AKGB3mJDaZIrxNblfkZs932Zw4gXL/jvNJMGJX5PnARVGFlrTTLQL47n GG2OGJy+Gf3veGPuDlYB7dl4kGUPMPJypNtsT1g= X-Google-Smtp-Source: AGs4zMZijhnl2hzs3xTd/0KV5Cg5VZXUU4ymC7omydGMlYl1HVXsUP6Bc0LYSFYLS0N/Wiugqro5HPKi8N9t4sX3v0g= X-Received: by 10.157.3.171 with SMTP id f40mr1048771otf.79.1512134031163; Fri, 01 Dec 2017 05:13:51 -0800 (PST) MIME-Version: 1.0 Received: by 10.168.181.205 with HTTP; Fri, 1 Dec 2017 05:13:50 -0800 (PST) In-Reply-To: <87wp2638yo.fsf@toke.dk> References: <4D0E907C-E15D-437C-B6F7-FF348346D615@gmx.de> <7B92DF4D-B6B5-4A64-9E10-119DCA2D4A6F@ifi.uio.no> <1512037480.19682.10.camel@gmail.com> <6b494910-1373-afb0-5b93-99b725391fb3@gmail.com> <87wp2638yo.fsf@toke.dk> From: =?UTF-8?B?0JrQuNGA0LjQu9C7INCb0YPQutC+0L3QuNC9?= Date: Fri, 1 Dec 2017 18:13:50 +0500 Message-ID: To: =?UTF-8?B?VG9rZSBIw7hpbGFuZC1Kw7hyZ2Vuc2Vu?= Cc: Jan Ceuleers , bloat@lists.bufferbloat.net, make-wifi-fast@lists.bufferbloat.net Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Mailman-Approved-At: Mon, 11 Dec 2017 11:17:40 -0500 Subject: Re: [Bloat] [Make-wifi-fast] benefits of ack filtering X-BeenThere: bloat@lists.bufferbloat.net X-Mailman-Version: 2.1.20 Precedence: list List-Id: General list for discussing Bufferbloat List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 01 Dec 2017 13:13:51 -0000 As I noticed from the Meraki document: "FastACK also relies on packet inspection, and will not work when payload is encrypted. However, in our networks, we do not currently see an extensive use of encryption techniques like IPSec." But what about TLS ? As for me, this technology will never work in most cases. Best regards, Lukonin Kirill. 2017-12-01 17:53 GMT+05:00 Toke H=C3=B8iland-J=C3=B8rgensen : > Jan Ceuleers writes: > >> On 01/12/17 01:28, David Lang wrote: >>> Stop thinking in terms of single-flow benchmarks and near idle >>> 'upstream' paths. >> >> Nobody has said it so I will: on wifi-connected endpoints the upstream >> acks also compete for airtime with the downstream flow. > > There's a related discussion going on over on the make-wifi-fast list > related to the FastACK scheme proposed by Meraki at this year's IMC: > > https://conferences.sigcomm.org/imc/2017/papers/imc17-final203.pdf > > It basically turns link-layer ACKs into upstream TCP ACKs (and handles > some of the corner cases resulting from this) and also seems to contain > an ACK compression component. > > -Toke > _______________________________________________ > Make-wifi-fast mailing list > Make-wifi-fast@lists.bufferbloat.net > https://lists.bufferbloat.net/listinfo/make-wifi-fast --=20 Best Regards, Lukonin Kirill