From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from bifrost.lang.hm (mail.lang.hm [64.81.33.126]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client did not present a certificate) by huchra.bufferbloat.net (Postfix) with ESMTPS id 134F121F2EC for ; Sun, 19 Apr 2015 00:48:26 -0700 (PDT) Received: from asgard.lang.hm (asgard.lang.hm [10.0.0.100]) by bifrost.lang.hm (8.13.4/8.13.4/Debian-3) with ESMTP id t3J7mOaF007348; Sun, 19 Apr 2015 00:48:24 -0700 Date: Sun, 19 Apr 2015 00:48:24 -0700 (PDT) From: David Lang X-X-Sender: dlang@asgard.lang.hm To: jb In-Reply-To: Message-ID: References: User-Agent: Alpine 2.02 (DEB 1266 2009-07-14) MIME-Version: 1.0 Content-Type: MULTIPART/Mixed; BOUNDARY=001a113df6d686d19e05140d0f2b Content-ID: Cc: bloat@lists.bufferbloat.net Subject: Re: [Bloat] DSLReports Speed Test has latency measurement built-in X-BeenThere: bloat@lists.bufferbloat.net X-Mailman-Version: 2.1.13 Precedence: list List-Id: General list for discussing Bufferbloat List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 19 Apr 2015 07:48:55 -0000 This message is in MIME format. The first part should be readable text, while the remaining parts are likely unreadable without MIME-aware tools. --001a113df6d686d19e05140d0f2b Content-Type: TEXT/PLAIN; FORMAT=flowed; CHARSET=UTF-8 Content-Transfer-Encoding: 8BIT Content-ID: On Sun, 19 Apr 2015, David Lang wrote: > As a start, the ping time during the test that shows up in the results page > is good, but you should show that on the main screen, not just in the > results+share tab. Thinking about it, how about a graph showing the ratio of latency under test to the initial idle latency along with the bandwidth number? David Lang > it looked like the main test was showing when the upload was stalled, (white > under the line instead of color), but this didn't show up in the report tab. > > I also think that the retransmit stats are probably worth watching and doing > something with. You are trying to drive the line to full capacity, so some > drops/retransmts are expected. How many re expected vs how many are showing > up? > > http://www.dslreports.com/speedtest/320230 (and now you see my pathetic link) > > David Lang > > > On Sun, 19 Apr 2015, jb wrote: > >> Date: Sun, 19 Apr 2015 15:26:51 +1000 >> From: jb >> To: Dave Taht , bloat@lists.bufferbloat.net >> Subject: Re: [Bloat] DSLReports Speed Test has latency measurement built-in >> >> The graph below the upload and download is what is new. >> (unfortunately you do have to be logged into the site to see this) >> it shows the latency during the upload and download, color coded. (see >> attached image). >> >> In your case during the upload it spiked to ~200ms from ~50ms but it was >> not so bad. During upload, there were no issues with latency. >> >> I don't want to force anyone to sign up, just was making sure not to >> confuse anonymous users with more information than they knew what to do >> with. When I'm clear how to present the information, I'll make it available >> by default, to anyone member or otherwise. >> >> Also, regarding your download, it stalled out completely for 5 seconds.. >> Hence the low conclusion as to your actual speed. It picked up to full >> speed again at the end. It basically went >> 40 .. 40 .. 40 .. 40 .. 8 .. 8 .. 8 .. 40 .. 40 .. 40 >> which explains why the Latency measurements in blue are not all high. >> A TCP stall? you may want to re-run or re-run with Chrome or Safari to see >> if it is reproducible. Normally users on your ISP have flat downloads with >> no stalls. >> >> thanks >> -Justin >> >> >> >>> On Sun, Apr 19, 2015 at 2:01 PM, Dave Taht wrote: >>> >>>> What I see here is the same old latency, upload, download series, not >>>> latency and bandwidth at the same time. >>>> >>>> http://www.dslreports.com/speedtest/319616 >>>> >>>> On Sat, Apr 18, 2015 at 5:57 PM, Rich Brown >>>> wrote: >>>>> Folks, >>>>> >>>>> I am delighted to pass along the news that Justin has added latency >>>> measurements into the Speed Test at DSLReports.com. >>>>> >>>>> Go to: https://www.dslreports.com/speedtest and click the button for >>>> your Internet link. This controls the number of simultaneous connections >>>> that get established between your browser and the speedtest server. After >>>> you run the test, click the green "Results + Share" button to see >>>> detailed >>>> info. For the moment, you need to be logged in to see the latency >>>> results. >>>> There's a "register" link on each page. >>>>> >>>>> The speed test measures latency using websocket pings: Justin says that >>>> a zero-latency link can give 1000 Hz - faster than a full HTTP ping. I >>>> just >>>> ran a test and got 48 msec latency from DSLReports, while ping >>>> gstatic.com gave 38-40 msec, so they're pretty fast. >>>>> >>>>> You can leave feedback on this page - >>>> http://www.dslreports.com/forum/r29910594-FYI-for-general-feedback-on-the-new-speedtest >>>> - or wait 'til Justin creates a new Bufferbloat topic on the forums. >>>>> >>>>> Enjoy! >>>>> >>>>> Rich >>>>> _______________________________________________ >>>>> Bloat mailing list >>>>> Bloat@lists.bufferbloat.net >>>>> https://lists.bufferbloat.net/listinfo/bloat >>>> >>>> >>>> >>>> -- >>>> Dave Täht >>>> Open Networking needs **Open Source Hardware** >>>> >>>> https://plus.google.com/u/0/+EricRaymond/posts/JqxCe2pFr67 >>>> _______________________________________________ >>>> Bloat mailing list >>>> Bloat@lists.bufferbloat.net >>>> https://lists.bufferbloat.net/listinfo/bloat >>>> >>> >>> > --001a113df6d686d19e05140d0f2b Content-Type: TEXT/PLAIN; CHARSET=us-ascii Content-ID: Content-Description: Content-Disposition: INLINE _______________________________________________ Bloat mailing list Bloat@lists.bufferbloat.net https://lists.bufferbloat.net/listinfo/bloat --001a113df6d686d19e05140d0f2b--