From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pf0-x22a.google.com (mail-pf0-x22a.google.com [IPv6:2607:f8b0:400e:c00::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 6D5BE3B260; Mon, 2 May 2016 11:07:02 -0400 (EDT) Received: by mail-pf0-x22a.google.com with SMTP id y69so79567104pfb.1; Mon, 02 May 2016 08:07:02 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=message-id:subject:from:to:cc:date:in-reply-to:references :mime-version:content-transfer-encoding; bh=6KkkiGQ+MXg7YWPMVUwtaARLPUmHo6roKN2Gqo4Fwn4=; b=VGtOGvxHEMjC4YdIMMNPTiIYbwB4dtoTGLLg0WYr87JxkP/szY2z+B15jjON6pavFZ pOMZKT1cXy7XVOQNiLqGtZn2zsJqdNmHLpECPluwokfdLnspDAJWRdiaUuPXJLr0A0kO wc237DNsoaJe2MorelqtO+2rmPHZipSStaKT0V6MQboFYgvvleFysu/fdtMxVzwxIHTx 0O0qmrzzSX9CKBCghYRdugmkIBJbLCv/+YeOtWgkb9ghv1ch8zSGrGs0aDjeMO8dcynP 60dHnwcfp2uoIBEVOTe4P3vrcp0rftD0KiqKfZhMVNAglDPynxFVvntl7PEmGvHtnXt3 ftBw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:message-id:subject:from:to:cc:date:in-reply-to :references:mime-version:content-transfer-encoding; bh=6KkkiGQ+MXg7YWPMVUwtaARLPUmHo6roKN2Gqo4Fwn4=; b=ZqE4xMgTGADpHJUVRlr2f9Ran4oi2zjreCEGxtD2aK8Gcu0Qxodca9lKZ8Uz93LMc3 E+szEyCjuJnvnBH+sjfywkfO6O15jli5CMyLxap91CX3U0BDARnUTDZSnIX6gw5Db86t wWQ3V3oQXiNO1TB8TwtbYJbQYvnmrybBU18XuLN5z5TtM6JviVAUS0gVi0Y8wRQyKb6R XPbGvvJzbxlbfw0OrPi8H84cs2cL09v2GuewKFadLYsj67Rnu2cJbhztjzzTI7gg/+af B6ikrCV4TKF9qDaW9HXJ3/V4kCmNlhZSrEe8eRFL3MiTt4oWRYRs7kJEu8UVFOlNGJk7 Psxw== X-Gm-Message-State: AOPr4FWdSTeYrIm66YJhv1MvUqfZolrvZgz3tAUwSKO7C8NEBEnVHQGCjMnMfICixBzjiA== X-Received: by 10.98.34.72 with SMTP id i69mr52158785pfi.153.1462201621711; Mon, 02 May 2016 08:07:01 -0700 (PDT) Received: from ?IPv6:2620:0:1000:1704:b5a3:bf52:77a3:bc9a? ([2620:0:1000:1704:b5a3:bf52:77a3:bc9a]) by smtp.googlemail.com with ESMTPSA id m12sm46109092pfi.5.2016.05.02.08.07.00 (version=TLSv1/SSLv3 cipher=OTHER); Mon, 02 May 2016 08:07:01 -0700 (PDT) Message-ID: <1462201620.5535.250.camel@edumazet-glaptop3.roam.corp.google.com> From: Eric Dumazet To: Roman Yeryomin Cc: Jonathan Morton , make-wifi-fast@lists.bufferbloat.net, "codel@lists.bufferbloat.net" , Dave Taht , ath10k Date: Mon, 02 May 2016 08:07:00 -0700 In-Reply-To: References: <1462125592.5535.194.camel@edumazet-glaptop3.roam.corp.google.com> <865DA393-262D-40B6-A9D3-1B978CD5F6C6@gmail.com> <1462128385.5535.200.camel@edumazet-glaptop3.roam.corp.google.com> <1462136140.5535.219.camel@edumazet-glaptop3.roam.corp.google.com> Content-Type: text/plain; charset="UTF-8" X-Mailer: Evolution 3.10.4-0ubuntu2 Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Subject: Re: [Make-wifi-fast] [Codel] fq_codel_drop vs a udp flood 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: Mon, 02 May 2016 15:07:02 -0000 On Mon, 2016-05-02 at 17:18 +0300, Roman Yeryomin wrote: > Imagine you are a video operator, have MacBook Pro, gigabit LAN and > NAS on ethernet side. You would want to get maximum speed. And > fq_codel just dropped it down to 550Mbps for TCP (instead of 750Mbps) > and to 30Mbps for UDP (instead of 900Mbps). > So, again, it looks broken to me. Can you show us your qdisc config ? It looks broken to me.