From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-wi0-x22f.google.com (mail-wi0-x22f.google.com [IPv6:2a00:1450:400c:c05::22f]) (using TLSv1 with cipher RC4-SHA (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority G2" (verified OK)) by huchra.bufferbloat.net (Postfix) with ESMTPS id C895E21F1EC for ; Tue, 25 Mar 2014 10:13:26 -0700 (PDT) Received: by mail-wi0-f175.google.com with SMTP id cc10so3680269wib.8 for ; Tue, 25 Mar 2014 10:13:25 -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-type:content-transfer-encoding; bh=lBxS6kTdIxvZGorbIDZ+1/jWUqeXdYAZTsFC4J7upBs=; b=ENWXwW9Y1SFcrpd49mF5dU47inuCFFLv3CHKz421Vj3zR9MaStA8zrdnHBPKkK3RqO FOsPhrmpt9drBfQ/yck9NeM0MwHon9Vw5dgRlgXfuSeIA3yN/nbiByQFwsCS2f/0p2TL NHSf47mpCoe2zYn3Bd2g4KI3eH9mnuVBwVhtnTfgTImJ1mxQ5DlM4QFEJstSjpksX7rr 6cl/tMpUNDAwOqWFC4BPtSvB0sntLqplC+b7scsMtYCnruetQongEekFpImiEiamgNGU hjY7NqKWrmKBCgDxhRmmwk/uMvwCv8oPAQcqjVezzgMm1+SfPPDxsx74P2zDv8TROjiV KlVw== MIME-Version: 1.0 X-Received: by 10.180.188.169 with SMTP id gb9mr23747243wic.17.1395767604887; Tue, 25 Mar 2014 10:13:24 -0700 (PDT) Received: by 10.216.8.1 with HTTP; Tue, 25 Mar 2014 10:13:24 -0700 (PDT) In-Reply-To: References: <171F2F69-A85F-440B-8126-E9813D1EEEF0@gmail.com> Date: Tue, 25 Mar 2014 10:13:24 -0700 Message-ID: From: Dave Taht To: Aaron Wood Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable Cc: cerowrt-devel Subject: Re: [Cerowrt-devel] speedtest.sh script available X-BeenThere: cerowrt-devel@lists.bufferbloat.net X-Mailman-Version: 2.1.13 Precedence: list List-Id: Development issues regarding the cerowrt test router project List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 25 Mar 2014 17:13:27 -0000 aaron: tcp is highly sensitive to RTT and I imagine the rtt from paris to his server is rather high. See what happens via demo.tohojo.dk which is much closer to you. (ping times between there and rich's server would be good to have) On Tue, Mar 25, 2014 at 9:09 AM, Aaron Wood wrote: > Nice! It gives me what I'd expect for my setup, although the TCP rate is > only 2/3 the line rate on DSL (upload is better at 80%). > > .............................................................. > Download: 14.09 Mbps > Latency: (in msec, 62 pings, 0.00% packet loss) > Min: 30.157 > 10pct: 30.691 > Median: 33.412 > Avg: 34.044 > 90pct: 36.970 > Max: 48.250 > .............................................................. > Upload: 0.87 Mbps > Latency: (in msec, 57 pings, 8.06% packet loss) > Min: 30.655 > 10pct: 30.744 > Median: 36.658 > Avg: 36.379 > 90pct: 41.414 > Max: 46.451 > > I'm running 21000/1100 as my rate-limiting settings in CeroWRT (3.10.32-1= 2). > > That packet loss is what kills my UDP ping streams. It doesn't seem to > happen if I use the Free.fr box directly, and only shows when I use CeroW= RT > as the bottle-neck. > > -Aaron > > > On Tue, Mar 25, 2014 at 4:16 PM, Rich Brown wro= te: >> >> I have created a 'speedtest.sh' shell script that simulates the >> http://speedtest.net, but does it one better. >> >> The default options for the script do a separate TCP_MAERTS and TCP_STRE= AM >> for 60 seconds while collecting ping latency. The output of the script s= hows >> the down/upload speed as well as a summary of the ping latency, includin= g >> min, max, average, median, and 10th and 90th percentiles. >> >> The script makes it easier to optimize my settings because it makes the >> latency figures more concrete. (I used to eyeball the ping output, sayin= g, >> "Hmmm. I think there were fewer outliers than before...") >> >> You can see the script on the "Quick Test for Bufferbloat" page on the >> wiki at: >> >> >> http://www.bufferbloat.net/projects/cerowrt/wiki/Quick_Test_for_Bufferbl= oat#Speedtestsh-shell-script >> >> Enjoy! >> >> Rich >> _______________________________________________ >> Cerowrt-devel mailing list >> Cerowrt-devel@lists.bufferbloat.net >> https://lists.bufferbloat.net/listinfo/cerowrt-devel > > > > _______________________________________________ > Cerowrt-devel mailing list > Cerowrt-devel@lists.bufferbloat.net > https://lists.bufferbloat.net/listinfo/cerowrt-devel > --=20 Dave T=E4ht Fixing bufferbloat with cerowrt: http://www.teklibre.com/cerowrt/subscribe.= html