From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pf0-x234.google.com (mail-pf0-x234.google.com [IPv6:2607:f8b0:400e:c00::234]) (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 59BE63BA8E for ; Wed, 25 Apr 2018 11:51:34 -0400 (EDT) Received: by mail-pf0-x234.google.com with SMTP id l27so15574416pfk.12 for ; Wed, 25 Apr 2018 08:51:34 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=subject:to:cc:references:from:message-id:date:user-agent :mime-version:in-reply-to:content-language:content-transfer-encoding; bh=fPqpRNUz9JGSBaNju3Nvk8/SGO2gDM/hfeJ+0gZl3oU=; b=EuyagNegRqxQs2OtTx2DbxMGRpWTnEHv20aCa2KWMJ/GDBKQQwVxYrgJtUOKZraSON M7+8NM0N6HzwmPzCrL8JNQBNTkxVZrlkMKcLQCnHW0Xxh6y4kfyNCXQTOLbBjz7tRvoS 07JPpJ7OOd90PXJ2iMW9yEJZu/XvFlcqPGdPEET0pisUTiM40o688Jq9wCxevvfKS/6E /Z0WgQW+dpBHGTALHdiEbn979RA9OTrmyo+kdhQk1mlsUlx07H4t5Ag2iuyXxfmr7+KW QrJb0s1YsmHGjl0LV5873AZgL7Y1fyDDiqdaVdEKp2Ce4+2rVGIkIqD0M9W9UPnIK1nO ZOoA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:cc:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=fPqpRNUz9JGSBaNju3Nvk8/SGO2gDM/hfeJ+0gZl3oU=; b=o/KsopWesoCg3Cto4EJ34mPNqXbsKDh1kYyvi59MogfM3ATHksxCpTBGdN7o0NqzGN j2VmUKRFSQkLCeQcYkJwx6ypZ5Tl2f6jUw9b3kcG2Tj9Wlc3ggPxx5X2kXIEett7JOMs GCiXAlG+ZRBurm8cG0+mBUpgQXfnCcJlTMqUj5bXRu84DlhYAJKDtT6i2XccQ1bYZH7r 91+9WOaWrf2dEmNvPQphR3Eu4qwsFAvnirias1esxKYxVXrT52dqGAbKYxHBrlUlbENA JSUBteF/QIvkX/TTtoeW3a4HUFbKd268prp0VjR3mD8RO0YrXeWzc19Sx0C9I9VoFYNJ WTNQ== X-Gm-Message-State: ALQs6tD+1+T3WPlZQotbc0eSsnD4l5vrrwkHt0mMnn6oZ66pJ0bLHSeZ JlMtW3rZmakkt/TklqIKYuw= X-Google-Smtp-Source: AIpwx4+sxUqb4koK2d4KcX8tub3APfkudr/NICVCdItLBRC0Q3+ivC7q9ZdPLZelhC7qxLXQ+9Z1Hg== X-Received: by 10.98.34.145 with SMTP id p17mr28823535pfj.236.1524671493579; Wed, 25 Apr 2018 08:51:33 -0700 (PDT) Received: from ?IPv6:2620:15c:2c1:200:55c7:81e6:c7d8:94b? ([2620:15c:2c1:200:55c7:81e6:c7d8:94b]) by smtp.gmail.com with ESMTPSA id p71sm30592965pfl.170.2018.04.25.08.51.32 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Wed, 25 Apr 2018 08:51:32 -0700 (PDT) To: =?UTF-8?Q?Toke_H=c3=b8iland-J=c3=b8rgensen?= , Eric Dumazet , netdev@vger.kernel.org Cc: cake@lists.bufferbloat.net, Dave Taht References: <20180425134249.21300-1-toke@toke.dk> <878t9b5n0q.fsf@toke.dk> From: Eric Dumazet Message-ID: <6bc11ded-028f-6c8f-964e-a569b4e10813@gmail.com> Date: Wed, 25 Apr 2018 08:51:32 -0700 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.6.0 MIME-Version: 1.0 In-Reply-To: <878t9b5n0q.fsf@toke.dk> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 8bit Subject: Re: [Cake] [PATCH net-next v3] Add Common Applications Kept Enhanced (cake) qdisc X-BeenThere: cake@lists.bufferbloat.net X-Mailman-Version: 2.1.20 Precedence: list List-Id: Cake - FQ_codel the next generation List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 25 Apr 2018 15:51:34 -0000 On 04/25/2018 08:22 AM, Toke Høiland-Jørgensen wrote: > Eric Dumazet writes: >> What performance number do you get on a 10Gbit NIC for example ? > > Single-flow throughput through 2 hops on a 40Gbit connection (with CAKE > in unlimited mode vs pfifo_fast on the router): > > MIGRATED TCP STREAM TEST from 0.0.0.0 (0.0.0.0) port 0 AF_INET to testbed-40g-2 () port 0 AF_INET : demo > Recv Send Send > Socket Socket Message Elapsed > Size Size Size Time Throughput > bytes bytes bytes secs. 10^6bits/sec > > 87380 16384 16384 10.00 18840.40 > > MIGRATED TCP STREAM TEST from 0.0.0.0 (0.0.0.0) port 0 AF_INET to testbed-40g-2 () port 0 AF_INET : demo > Recv Send Send > Socket Socket Message Elapsed > Size Size Size Time Throughput > bytes bytes bytes secs. 10^6bits/sec > > 87380 16384 16384 10.00 24804.77 CPU performance would be interesting here. (netperf -Cc)