From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-ob0-x242.google.com (mail-ob0-x242.google.com [IPv6:2607:f8b0:4003:c01::242]) (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 5C5913B260; Mon, 2 May 2016 11:42:36 -0400 (EDT) Received: by mail-ob0-x242.google.com with SMTP id nj8so11838035obc.0; Mon, 02 May 2016 08:42:36 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc; bh=EVTivCqaBi4xtw7wk1oxgIDxmBv3SlQKMqC5tmH61oA=; b=CnzP0wv/GxSYuyErQ+B0T1gl7CIJC7uXFuZupfNoViQqk4atPlDnAj62nRcLp98z90 ld4j1QjKvNDi/4y6gdKAb0ZlJbyF0i/i+MwxSTPfEVKAPkS8MO+w1kuebjGG8UE4UKlz ufSyIYepR296Byb16sGXaN+KQ5El//rkxWxrK88WFhgt29rqZSFRW1VGtkPN5GH8N4VG 6u+NM2uGyu+gmi+ld2K5tvCXtnuOtlawonz/qf94rYfxXLOGEz/SOlPEgHviA5LtZCRX d1yT5g2Vt0Aa4mysAb+/VpHreIcBfVGwXhlXtAllBJLcB3bmvocEnbWOS0FmKWKH2HDf WgJA== 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:date :message-id:subject:from:to:cc; bh=EVTivCqaBi4xtw7wk1oxgIDxmBv3SlQKMqC5tmH61oA=; b=YKajzHv10mFBmQlew2T8hS989TCfAcrhHqOwTBNY17poQnPvLk9V4Hco5xGDuyMjqL TzR33o4Z7pCnv2tDpSSL+V7jSBHFWw6trza4PimWjAi8NqYr2kBAkoXb2RFKDguMf8SZ u1wKm5EiP+iHk1X0qO1IQXB4O9mkdWdLq9cG+/qh2XIVJX6DpgZ0RUAFtuqZd5jRzmRg Za658bMV1EIXuEshhl5w1cgMfCdHdOyMe/yyIATkr4aqoStXqLXC4v7lrzIkrpVWjXDD iZpUCCQljBcc6gBIZIAUNH2NKvaVMixouNlhFwUnnipg1ElIILGAhRY4tXofnr8K75Nc N7yQ== X-Gm-Message-State: AOPr4FVZJ0ee4vMt9u/ruo4XR269oJtDR+282Atsxl5AL9iwH52en4HoUiJBDOOXp+fy8dx9Gc32svuf7u2ETA== MIME-Version: 1.0 X-Received: by 10.182.165.133 with SMTP id yy5mr16164386obb.66.1462203755854; Mon, 02 May 2016 08:42:35 -0700 (PDT) Received: by 10.202.79.195 with HTTP; Mon, 2 May 2016 08:42:35 -0700 (PDT) In-Reply-To: <1462201445.5535.247.camel@edumazet-glaptop3.roam.corp.google.com> References: <1462125592.5535.194.camel@edumazet-glaptop3.roam.corp.google.com> <1462201445.5535.247.camel@edumazet-glaptop3.roam.corp.google.com> Date: Mon, 2 May 2016 18:42:35 +0300 Message-ID: From: Roman Yeryomin To: Eric Dumazet Cc: Dave Taht , make-wifi-fast@lists.bufferbloat.net, "codel@lists.bufferbloat.net" , ath10k Content-Type: text/plain; charset=UTF-8 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 15:42:36 -0000 On 2 May 2016 at 18:04, Eric Dumazet wrote: > On Mon, 2016-05-02 at 17:09 +0300, Roman Yeryomin wrote: > >> So if I run some UDP download you will just kill me? Sounds broken. >> > > Seriously guys, I never suggesting kill a _task_ but the _flow_ > > Meaning dropping packets. See ? > > If you do not want to drop packets, do not use fq_codel and simply use > bufferbloat pfifo_fast. > I understand what you mean but in case of a flow running through the AP it probably could be considered as "task" I've tried pfifo before, it was better but didn't help much. How much faster pfifo_fast is? Regards, Roman