From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-io0-x236.google.com (mail-io0-x236.google.com [IPv6:2607:f8b0:4001:c06::236]) (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 425863B2D0 for ; Tue, 5 Apr 2016 23:19:15 -0400 (EDT) Received: by mail-io0-x236.google.com with SMTP id g185so41831373ioa.2 for ; Tue, 05 Apr 2016 20:19:15 -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:content-transfer-encoding; bh=vYrwUUBdZJKjNcw5ztDSNil3eM7HJkMDTQHuQkolPzo=; b=QoEqJWdlEDQ5oPXLAdnIP/g0jcZhfRyD7DqdJhsHkt6Ot33qcgi1twtV/HpMqKpA2u 2unM8jjTpSt8Ctt9oBMgpzXVR/dBhtpiHzhC1VIuat7aWTthYyhQ20/3zC+xn8NFOams iQ3ajcHDwH823dUOmftZtnfXmUSXbpqxpxuOiqUNvH0XRsPHRYRGcf49cSe7DN1a7Sij VX5DNhKCPSBiv/BmNQauQwp3/cchMrQFUKaOVyyf9wo17mh8Q5WhWuhpXDWUFxr1G7cz XXrekDVBHhQ4eb2ZofcdH9VG/gEyDqtTRtaVNE3a6WiJom1/HEpVACRysYwGAfiS9ewz VoQA== 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:content-transfer-encoding; bh=vYrwUUBdZJKjNcw5ztDSNil3eM7HJkMDTQHuQkolPzo=; b=PckULK2hC8MKIfKOeN1sk/6SYMaD+FA+YWM9Ne94NEgfK6nIoaD+JHy7BzTAdua0/0 P7P86hnTZBIrDW4LAB7CkeY11hZg+9f2L0W52xCOKEedesc3bJiWR6eO8V13FFLRbncy LGom9hHXOquomoMo2Acljc2yM+CX1Lz+NuoPqgU3NxZ2s26sir8fFdD4O4dxL/RFSL1n hYtLxdqsMe4E/ISJMXDlnZ9MPVIa7QLxGuRuQoHFUj/gFgpgEu4Z9Qi6a36sL/1RCgx1 DaB1STeQhb1IeOwF1nnADJLgp3qm6e8l7d/5oUkAkCV92Q6+FW/w/hFpfGohNMowJ1DH XXBg== X-Gm-Message-State: AD7BkJIcnnDzaT4Pv0aGVfboxp4204EztFR2DemaVd8iUyX8L0jzJT1oIBfuc/9qsyi2JgmDtn6BLFdkS+6Rbw== MIME-Version: 1.0 X-Received: by 10.107.47.41 with SMTP id j41mr2068151ioo.168.1459912754593; Tue, 05 Apr 2016 20:19:14 -0700 (PDT) Received: by 10.50.178.102 with HTTP; Tue, 5 Apr 2016 20:19:14 -0700 (PDT) In-Reply-To: References: Date: Wed, 6 Apr 2016 13:19:14 +1000 Message-ID: From: jb To: Dave Taht Cc: Brandon Applegate , bloat Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable X-Mailman-Approved-At: Fri, 08 Apr 2016 15:29:56 -0400 Subject: Re: [Bloat] dslreports bufferbloat tests 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, 06 Apr 2016 03:19:15 -0000 I take your point regarding Quality but both your examples in the post show A+ quality? I'm thinking that packet loss significant enough to show as a "C" or worse is mostly a bad situation even if avoiding all packet loss - by using huge buffers - is definitely a disaster.. On Wed, Apr 6, 2016 at 12:21 PM, Dave Taht wrote: > On Tue, Apr 5, 2016 at 6:33 PM, Brandon Applegate wrot= e: >> >>> On Apr 5, 2016, at 9:04 PM, Dave Taht wrote: >>> >>> Does anyone know what the "quality" portion of dslreport's metric means= ? >> >> Basically - packet loss. >> >> https://www.dslreports.com/faq/17930 > > Sigh. I ranted. I might rant harder. > > http://blog.cerowrt.org/post/bufferbloat_vs_quality/ > >> >> =E2=80=94 >> Quality Grades >> >> Quality refers to average detected packet loss / re-transmit percentages= during download phase. The higher the packet loss / re-transmit percentage= the more inefficient the connection is, and a very poor result may be indi= cative of congestion, inside wiring issues or other problems that need addr= essing. >> >> 1% or less - A+ >> 2.5% or less - A >> 3% or less - B >> 5% or less - C >> 12% or less - D >> over 12% - F >> =E2=80=94 >> >> >> _______________________________________________ >> Bloat mailing list >> Bloat@lists.bufferbloat.net >> https://lists.bufferbloat.net/listinfo/bloat >> > _______________________________________________ > Bloat mailing list > Bloat@lists.bufferbloat.net > https://lists.bufferbloat.net/listinfo/bloat