From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-il1-x12b.google.com (mail-il1-x12b.google.com [IPv6:2607:f8b0:4864:20::12b]) (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 870B83B29E for ; Tue, 31 Mar 2020 22:07:57 -0400 (EDT) Received: by mail-il1-x12b.google.com with SMTP id r5so21537380ilq.6 for ; Tue, 31 Mar 2020 19:07:57 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:from:date:message-id:subject:to:cc :content-transfer-encoding; bh=F78oc96E6pHonGk79zBeVmduVnUOkhFs7La7MNn2q9Y=; b=mLSHVrm3NA/VDspEc/qXOjiIUP+UfdMuuoszAxsWk7Zf085jQdS/xVSQu5+uLwI7US kgaUfbQUrPjH2fwAjSM9zClD7mgSbVUar0rrhugWOI2g0pvH1mRm1/li2mCd+uXGNsOQ wgy/pAeGTp6rNTQTUqtiBtAN6X2H+pCLduZqD7sbOIlN5pgEtp4vL2YlGCD6wiuhiEaC Zd3PvFStrdZhd1OxeVDAf8vy2ls+kysAu307zOGluqC4Lpo9QkxmF92QjL4kCIA41int QKmHqEYKiC+EyNM4Eg33dL6A51l20o8YsZ4+dDkqishfmQsldBU8bMCpnXKdKGSKSqM7 JHzg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:from:date:message-id:subject:to:cc :content-transfer-encoding; bh=F78oc96E6pHonGk79zBeVmduVnUOkhFs7La7MNn2q9Y=; b=D6zKHrlp3myzlHMAd/lgIRfZoUJItl56DXSlh9ZDg7LLzgWkrm+eA/r57XyfbCB74S 3LqI9YX9m8ayLJrgnW1guXklQRmY6WeKJbxjisyseOYjA1BCT1sr1gim7GyJfbqCWsW3 z3wximCTn/oybWjIdi5+PyGnDXlhxPozDgIs1bwFAK21URTTwb6M/b/E/S4uIBx6Sksk fe6+9OrFJv7k81sKhBRKeqC2L4QbW1CFafkD/bjjMw5bGBHD+bFUpC+oAprHTqXjmEg+ bM2fp7KRgOx5E/PfiHYomJRj2l2a+ALW2PA1j1Z8GUeVfdDacFj/a+T5I+YDzlZEUFXP j3mA== X-Gm-Message-State: ANhLgQ1mseFH+SZ79B7ze7w9qpI9v7kEa+qfunCg3N00HmAvwP8fHMUd 1v7VkzhlGlF1s9zSY/hhGxV8+Xe/+m5UwWQg3PQ= X-Google-Smtp-Source: ADFU+vuJYdzcDfFOb0tWMOxjVVLO3WfP+wx0bD09t3g1+ep7lC3keknZBVnoBPlc6QHseZgzaHP3f6UQUlpeIlUtHJc= X-Received: by 2002:a92:48d6:: with SMTP id j83mr19725208ilg.287.1585706876953; Tue, 31 Mar 2020 19:07:56 -0700 (PDT) MIME-Version: 1.0 From: Dave Taht Date: Tue, 31 Mar 2020 19:07:44 -0700 Message-ID: To: skatti@cs.stanford.edu, bspang@stanford.edu, nickm@cs.stanford.edu, bloat Cc: Keith Winstein Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Subject: [Bloat] bufferbloat course correction, stanford's cs244 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: Wed, 01 Apr 2020 02:07:57 -0000 Dear nick, bruce, sachin: It would really cheer me up if you also demonstrated to your students what happens to tcp, with extreme bufferbloat so commonly seen today, with a test at, say, 10000, packets. your default of 100 packets in the course... ( https://web.stanford.edu/class/cs244/pa1.html ) is far far less compared to the mess in the field today, and the behaviors of the network under such extreme conditions counter-intuitive. Last week we finally fixed the QCA ath10k. Here's a before/after: https://forum.openwrt.org/t/aql-and-the-ath10k-is-lovely/59002 In looking over your schedule ( https://web.stanford.edu/class/cs244/timetable.html )... ... Also would it be too much to ask if y'all could add one more paper to your class on 4/16? For contrast? --=20 Make Music, Not War Dave T=C3=A4ht CTO, TekLibre, LLC http://www.teklibre.com Tel: 1-831-435-0729