From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from smtp1.linuxfoundation.org (smtp1.linux-foundation.org [172.17.192.35]) by mail.linuxfoundation.org (Postfix) with ESMTPS id 4F6C19FB for ; Wed, 8 Jul 2015 19:15:18 +0000 (UTC) X-Greylist: whitelisted by SQLgrey-1.7.6 Received: from mail-pd0-f169.google.com (mail-pd0-f169.google.com [209.85.192.169]) by smtp1.linuxfoundation.org (Postfix) with ESMTPS id 86367144 for ; Wed, 8 Jul 2015 19:15:17 +0000 (UTC) Received: by pddu5 with SMTP id u5so63128072pdd.3 for ; Wed, 08 Jul 2015 12:15:17 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=from:to:subject:date:message-id:mime-version:content-type :thread-index:content-language; bh=wZVqzehmngEBE8OX5KUJpuQkNrzNuiw1P4fQFT0ZGi0=; b=pFtLm8LjqmU8OtM3HnB0udPMz06mMfZw0JSQ0JS6f5i6aXsHq6YRO5X18sJk+k/8ME fKjKjuY7n9MuEQ3q3EObJt9/ADHG7aPKtpnhQb147AEpLONK2+lvyX9LZ7Gad80PdOYX hy4wRWIZoYShIbggZwEnx8kY8pWpQ5JJlJzjmDCYB/zJw26SqRDyQBOM0klMHz/pRxzr aBKfhODUng+yKcWMbd5HJLt58xjvYUq2ytXRuIzQNWNYIWfYtjWBIntfWmRv95YDVGn1 nGLP9oPhgXvtKurQjPwmRty06hqcq3dgD5UcBXZiijLOboo5bikN8VULBNkOvommGApF DFEw== X-Received: by 10.66.146.100 with SMTP id tb4mr23518377pab.70.1436382917346; Wed, 08 Jul 2015 12:15:17 -0700 (PDT) Received: from XMClarkiMacP ([168.161.192.15]) by smtp.gmail.com with ESMTPSA id qg5sm3316265pbc.68.2015.07.08.12.15.16 (version=TLSv1 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Wed, 08 Jul 2015 12:15:16 -0700 (PDT) From: Mashuri Clark X-Google-Original-From: "Mashuri Clark" To: , Date: Wed, 8 Jul 2015 12:15:08 -0700 Message-ID: <007801d0b9b2$6815f0d0$3841d270$@GMail.com> MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0079_01D0B977.BBB78E00" X-Mailer: Microsoft Outlook 15.0 Thread-Index: AdC5skuxXXIgUveNSvCCZEPFOWoEiA== Content-Language: en-us X-Antivirus: avast! (VPS 150708-1, 07/08/2015), Outbound message X-Antivirus-Status: Clean X-Spam-Status: No, score=0.0 required=5.0 tests=BAYES_50,DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, FREEMAIL_FROM, HTML_IMAGE_ONLY_32, HTML_MESSAGE, RCVD_IN_DNSWL_LOW,T_REMOTE_IMAGE autolearn=ham version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on smtp1.linux-foundation.org Subject: [bitcoin-dev] [Bitcoin-development] Mining centralization pressure from non-uniform propagation speed X-BeenThere: bitcoin-dev@lists.linuxfoundation.org X-Mailman-Version: 2.1.12 Precedence: list List-Id: Bitcoin Development Discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 08 Jul 2015 19:15:18 -0000 This is a multipart message in MIME format. ------=_NextPart_000_0079_01D0B977.BBB78E00 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Would it be easy to code in another variable? I think it would be useful to know how a per-node imposed max block size limit (with this limit, a node would still accept all incoming blocks, but refuse to relay any above a specified size) would affect orphan rates and reorgs. Example: What would the orphan rate be of an 8MB block if 80% of all nodes refuse to relay it? The resulting data would provide insight into how nodes can enforce a dynamic maximum block size in absence of a hard limit. I would do this myself but I am not a coder. I'm hoping someone here who is capable finds this data worth pursuing. -- MC --- This email has been checked for viruses by Avast antivirus software. https://www.avast.com/antivirus ------=_NextPart_000_0079_01D0B977.BBB78E00 Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable

Would it= be easy to code in another variable?  I think it would be useful to k= now how a per-node imposed max block size limit (with this limit, a node wo= uld still accept all incoming blocks, but refuse to relay any above a speci= fied size) would affect orphan rates and reorgs.  Example: What would = the orphan rate be of an 8MB block if 80% of all nodes refuse to relay it?&= nbsp; The resulting data would provide insight into how nodes can enforce a= dynamic maximum block size in absence of a hard limit.

 

I would do this m= yself but I am not a coder.  I’m hoping someone here who is capa= ble finds this data worth pursuing.

 

--

MC

 



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