From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-qg0-x232.google.com (mail-qg0-x232.google.com [IPv6:2607:f8b0:400d:c04::232]) (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 354B821F260 for ; Tue, 5 May 2015 14:54:59 -0700 (PDT) Received: by qgeb100 with SMTP id b100so88888025qge.3 for ; Tue, 05 May 2015 14:54:52 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=content-type:mime-version:subject:from:in-reply-to:date:cc :message-id:references:to; bh=Pe1ufKCtXQF8sYRT6cZfAoDrUcS/8JvOLaQzCEkMM5E=; b=Rv03gKbAChP2o6BnmKa9IAz9dTX6P1OF+Q2TQe0dSSr4Tl0dOSLc0YZjilyjI9dGME DyOpVPidPX2JsyYi1/fi8ZpCo7Vyapq0+SJ8E2vHR3CxSfQKUvZ2mA8bAjVwVB5/P3St hog8RK6iEQfd3GuoypGVufpHypeT9XrEXnGIK405wz+V97WNXFjSeEDqjSi/My+Ejeri k4wT4Ia//gyHShJxJp1UazJDFcPzjVCL+OP/PcAqbg9rczBjw//iyJNV4CaRdnSNr0BC IBDGqcQ4HYcSZs8XrqppIO75yH4R1rhXbnJrTd5v/zCNNrpj61Q56aUcMybmxmJkysY1 xY1A== X-Received: by 10.140.98.148 with SMTP id o20mr35501788qge.99.1430862892611; Tue, 05 May 2015 14:54:52 -0700 (PDT) Received: from richs-mbp-12005.home.lan (pool-71-169-155-204.burl.east.myfairpoint.net. [71.169.155.204]) by mx.google.com with ESMTPSA id j62sm18777665qhc.33.2015.05.05.14.54.51 (version=TLSv1 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Tue, 05 May 2015 14:54:51 -0700 (PDT) Content-Type: multipart/alternative; boundary="Apple-Mail=_871241D9-ABE5-436F-AA49-D5A84CDDE8CD" Mime-Version: 1.0 (Mac OS X Mail 7.3 \(1878.6\)) From: Rich Brown In-Reply-To: <55490625.7050000@rogers.com> Date: Tue, 5 May 2015 17:54:50 -0400 Message-Id: References: <55490625.7050000@rogers.com> To: davecb@spamcop.net X-Mailer: Apple Mail (2.1878.6) Cc: bloat@lists.bufferbloat.net Subject: Re: [Bloat] Sidebar on latency and "blip" 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: Tue, 05 May 2015 21:55:37 -0000 --Apple-Mail=_871241D9-ABE5-436F-AA49-D5A84CDDE8CD Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset=windows-1252 Hi Dave, Yes, it's very cool. Justin at DSLReports is doing something similar = with websocket pings (I think - he'll respond if I'm wrong) which are = pretty lightweight and therefore pretty good tests of latency. (Not = quite as close to the metal as an ICMP Echo, though.) Rich On May 5, 2015, at 2:04 PM, David Collier-Brown = wrote: > On 05/05/2015 08:49 AM, Rich Brown wrote: >> But a plug for DSReports Speed Test never hurts :-) >=20 > Darn right:=20 > Have you folks also seen "blip"? It's at = http://apenwarr.ca/log/?m=3D201304#26 >=20 > --dave > --=20 > David Collier-Brown, | Always do right. This will gratify > System Programmer and Author | some people and astonish the rest > davecb@spamcop.net | -- Mark Twain > _______________________________________________ > Bloat mailing list > Bloat@lists.bufferbloat.net > https://lists.bufferbloat.net/listinfo/bloat --Apple-Mail=_871241D9-ABE5-436F-AA49-D5A84CDDE8CD Content-Transfer-Encoding: 7bit Content-Type: text/html; charset=windows-1252 Hi Dave,

Yes, it's very cool. Justin at DSLReports is doing something similar with websocket pings (I think - he'll respond if I'm wrong) which are pretty lightweight and therefore pretty good tests of latency. (Not quite as close to the metal as an ICMP Echo, though.)

Rich

On May 5, 2015, at 2:04 PM, David Collier-Brown <davec-b@rogers.com> wrote:

On 05/05/2015 08:49 AM, Rich Brown wrote:
But a plug for DSReports Speed Test never hurts :-)

Darn right:
Have you folks also seen "blip"? It's at  http://apenwarr.ca/log/?m=201304#26

--dave
-- 
David Collier-Brown,         | Always do right. This will gratify
System Programmer and Author | some people and astonish the rest
davecb@spamcop.net           |                      -- Mark Twain
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