From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-lf1-x12a.google.com (mail-lf1-x12a.google.com [IPv6:2a00:1450:4864:20::12a]) (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 6522D3B29D for ; Sat, 25 Apr 2020 04:43:55 -0400 (EDT) Received: by mail-lf1-x12a.google.com with SMTP id l11so9680860lfc.5 for ; Sat, 25 Apr 2020 01:43:55 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:subject:from:in-reply-to:date:cc :content-transfer-encoding:message-id:references:to; bh=I5tmVaiy7/0C7rTkZ8lJF2qyZ8amxzbFIWnNNmhFTK8=; b=nWaLF0VzWR4naa/ukXNil5EvreP9y43hVxrKWNmUGUur1FoVT0icKIRj6yG5e71j0Z hPCLFGP2UblcA9Og/BzPQ4v9kl3CyAA4ZUAH7/GMbRoZ38RD4pp8E/kqClDMWGrBVNgX 5kEljE4CMN+FdB2d+DdBk1wRbD0U3ZsCIABEx4PrD//9mA5CVoQKZBMcC7s+E49FTXEI sTslD2TpA5ESVfSikMGBXnxbCNGC9ZTo9mvcip59teFNVQb+BtAVCNT9yQ4FWd2Y4DrK /h45mA0Clnb2d3D5ooB2s+ZNXXlGLutc1gKQVFgV0ICT/cXjpckN40eL82RX+TwcJEwY nwqA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:subject:from:in-reply-to:date:cc :content-transfer-encoding:message-id:references:to; bh=I5tmVaiy7/0C7rTkZ8lJF2qyZ8amxzbFIWnNNmhFTK8=; b=QP6yn+FHSIUx2nIA4Wxxd5Hgab1Xw88R9p1SldIWZnbgKNiB2Phc5rvrWK5JDbWSRK uSuBhM032AcpSTnqdFJyFNUri/iDQ6xiEYzV6pLax7P+LH15539baephP6H3phevsG63 EPUZTG00p1zhBEnnI5wUilTbAYGgy+IAJSBLJ8mtq/MlBvn6ZoWAJ8huwZNo8sGG4FMI r39Dii5dgR40goottZiPXcYLk0skmdKiEJWNYN/rBna0mY9RgEKjCvK4VCnRtQZAntLz yuAKR3rgDLokt9LWBS3xpTMRrrKEFYur4tiFM4gFmPAoGJ30sKCUviuHpToE2XDsStzo ONmA== X-Gm-Message-State: AGi0PuYnXawE8Uy1JYdRD5nV8gnEjXvlEqK2h/5TB1fgoy8O2q7nLE8O wKKLOB5jg+nOImHDNfF2W+g= X-Google-Smtp-Source: APiQypKoMJU5C/u21m3/JTU2vLpuzXdtDBoMDDDtFivFVszj4rrX1gI2cYI+/bz3O2fpmRH6x3Lq/A== X-Received: by 2002:a19:40d0:: with SMTP id n199mr9022560lfa.161.1587804234079; Sat, 25 Apr 2020 01:43:54 -0700 (PDT) Received: from jonathartonsmbp.lan (83-245-235-192-nat-p.elisa-mobile.fi. [83.245.235.192]) by smtp.gmail.com with ESMTPSA id y8sm5587156ljh.83.2020.04.25.01.43.49 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Sat, 25 Apr 2020 01:43:52 -0700 (PDT) Content-Type: text/plain; charset=us-ascii Mime-Version: 1.0 (Mac OS X Mail 11.5 \(3445.9.1\)) From: Jonathan Morton In-Reply-To: <8f4566dd-def0-cd97-45db-577784f90efd@sewingwitch.com> Date: Sat, 25 Apr 2020 11:43:45 +0300 Cc: bloat@lists.bufferbloat.net Content-Transfer-Encoding: quoted-printable Message-Id: <9FDDBB5C-68CF-45B1-85D8-3A7BD6CB9F31@gmail.com> References: <431A84397F3D9C1EB097BCCE@[172.27.17.193]> <6F1F3C646A7DFD2CC8C9E79E@172.27.17.193> <0B51625096F92AF18CD397D9@[172.27.17.193]> <8f4566dd-def0-cd97-45db-577784f90efd@sewingwitch.com> To: Kenneth Porter X-Mailer: Apple Mail (2.3445.9.1) Subject: Re: [Bloat] this explains speedtest stuff 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: Sat, 25 Apr 2020 08:43:55 -0000 > On 25 Apr, 2020, at 4:16 am, Kenneth Porter = wrote: >=20 > Alas, CentOS 7 lacks cake. It does have fq_codel so I used the = simple.qos script from sqm-scripts, with uplink 50000 and downlink = 45000: >=20 > http://www.dslreports.com/speedtest/62797600 Those bandwidth settings are definitely too high; you don't have = complete control of the queue here, and that's visible particularly with = the steady increase in the upload latency during the test. Try 44500 = up, 42000 down, equivalent to my suggestions for Cake. - Jonathan Morton=