From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from sog-mx-3.v43.ch3.sourceforge.com ([172.29.43.193] helo=mx.sourceforge.net) by sfs-ml-3.v29.ch3.sourceforge.com with esmtp (Exim 4.76) (envelope-from ) id 1Vkci9-0000I1-CL for bitcoin-development@lists.sourceforge.net; Sun, 24 Nov 2013 16:39:05 +0000 Received-SPF: pass (sog-mx-3.v43.ch3.sourceforge.com: domain of gmail.com designates 209.85.219.50 as permitted sender) client-ip=209.85.219.50; envelope-from=mh.in.england@gmail.com; helo=mail-oa0-f50.google.com; Received: from mail-oa0-f50.google.com ([209.85.219.50]) by sog-mx-3.v43.ch3.sourceforge.com with esmtps (TLSv1:RC4-SHA:128) (Exim 4.76) id 1Vkci7-0000Ju-H3 for bitcoin-development@lists.sourceforge.net; Sun, 24 Nov 2013 16:39:05 +0000 Received: by mail-oa0-f50.google.com with SMTP id n16so3345213oag.23 for ; Sun, 24 Nov 2013 08:38:58 -0800 (PST) MIME-Version: 1.0 X-Received: by 10.60.98.69 with SMTP id eg5mr2230461oeb.42.1385311138125; Sun, 24 Nov 2013 08:38:58 -0800 (PST) Sender: mh.in.england@gmail.com Received: by 10.76.3.134 with HTTP; Sun, 24 Nov 2013 08:38:57 -0800 (PST) In-Reply-To: References: Date: Sun, 24 Nov 2013 17:38:57 +0100 X-Google-Sender-Auth: JUzPBdahyrZosGTYBZREsE0g0x0 Message-ID: From: Mike Hearn To: Gregory Maxwell Content-Type: multipart/alternative; boundary=089e013a14c44a9f7e04ebeee21a X-Spam-Score: -0.5 (/) X-Spam-Report: Spam Filtering performed by mx.sourceforge.net. See http://spamassassin.org/tag/ for more details. 0.0 URIBL_BLOCKED ADMINISTRATOR NOTICE: The query to URIBL was blocked. See http://wiki.apache.org/spamassassin/DnsBlocklists#dnsbl-block for more information. [URIs: doubleclick.net] -1.5 SPF_CHECK_PASS SPF reports sender host as permitted sender for sender-domain 0.0 FREEMAIL_FROM Sender email is commonly abused enduser mail provider (mh.in.england[at]gmail.com) -0.0 SPF_PASS SPF: sender matches SPF record 1.0 HTML_MESSAGE BODY: HTML included in message 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature X-Headers-End: 1Vkci7-0000Ju-H3 Cc: Bitcoin Development Subject: Re: [Bitcoin-development] Network propagation speeds X-BeenThere: bitcoin-development@lists.sourceforge.net X-Mailman-Version: 2.1.9 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 24 Nov 2013 16:39:05 -0000 --089e013a14c44a9f7e04ebeee21a Content-Type: text/plain; charset=UTF-8 This is great, thanks for doing it. Tip sent your way. Graphs of how propagation data change over time would also be helpful (as well as raw data so we can calculate overhead per kilobyte and so on). I know there are only two days worth of data, but for future, it'd be good. I think the next part of figuring out why there's such huge disparity is instrumenting bitcoind to find out where the time goes when relaying a block. On Sun, Nov 24, 2013 at 5:26 PM, Gregory Maxwell wrote: > On Sun, Nov 24, 2013 at 8:20 AM, Christian Decker > wrote: > > Since this came up again during the discussion of the Cornell paper I > > thought I'd dig up my measurement code from the Information > > Propagation paper and automate it as much as possible. > > Could you publish the block ids and timestamp sets for each block? > > It would be useful in correlating propagation information against > block characteristics. > > > ------------------------------------------------------------------------------ > Shape the Mobile Experience: Free Subscription > Software experts and developers: Be at the forefront of tech innovation. > Intel(R) Software Adrenaline delivers strategic insight and game-changing > conversations that shape the rapidly evolving mobile landscape. Sign up > now. > http://pubads.g.doubleclick.net/gampad/clk?id=63431311&iu=/4140/ostg.clktrk > _______________________________________________ > Bitcoin-development mailing list > Bitcoin-development@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/bitcoin-development > --089e013a14c44a9f7e04ebeee21a Content-Type: text/html; charset=UTF-8 Content-Transfer-Encoding: quoted-printable
This is great, thanks for doing it. Tip sent your way.
Graphs of how propagation data change over time would also = be helpful (as well as raw data so we can calculate overhead per kilobyte a= nd so on). I know there are only two days worth of data, but for future, it= 'd be good.

I think the next part of figuring out why there's s= uch huge disparity is instrumenting bitcoind to find out where the time goe= s when relaying a block.


On Sun, Nov 24, 2013 at 5:26 PM, Gregory Maxwell <gmaxwell@gmail.com&= gt; wrote:
On Sun, Nov 24, 2013 at 8:20 AM, Christian Decker
<decker.christian@gmail.co= m> wrote:
> Since this came up again during the discussion of the Cornell paper I<= br> > thought I'd dig up my measurement code from the Information
> Propagation paper and automate it as much as possible.

Could you publish the block ids and timestamp sets for each block?
It would be useful in correlating propagation information against
block characteristics.

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