Received: from sog-mx-1.v43.ch3.sourceforge.com ([172.29.43.191] helo=mx.sourceforge.net) by sfs-ml-1.v29.ch3.sourceforge.com with esmtp (Exim 4.76) (envelope-from ) id 1UzaBR-0004Lw-13 for bitcoin-development@lists.sourceforge.net; Wed, 17 Jul 2013 22:26:53 +0000 Received-SPF: pass (sog-mx-1.v43.ch3.sourceforge.com: domain of mac.com designates 17.158.236.237 as permitted sender) client-ip=17.158.236.237; envelope-from=gronager@mac.com; helo=nk11p04mm-asmtp002.mac.com; Received: from nk11p04mm-asmtp002.mac.com ([17.158.236.237]) by sog-mx-1.v43.ch3.sourceforge.com with esmtp (Exim 4.76) id 1UzaBO-0005Ol-Lv for bitcoin-development@lists.sourceforge.net; Wed, 17 Jul 2013 22:26:52 +0000 Received: from macgronager.home (pool-108-21-220-181.nycmny.fios.verizon.net [108.21.220.181]) by nk11p04mm-asmtp002.mac.com (Oracle Communications Messaging Server 7u4-26.01(7.0.4.26.0) 64bit (built Jul 13 2012)) with ESMTPSA id <0MQ3006FNQCF7690@nk11p04mm-asmtp002.mac.com> for bitcoin-development@lists.sourceforge.net; Wed, 17 Jul 2013 22:26:42 +0000 (GMT) X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10432:5.10.8794,1.0.431,0.0.0000 definitions=2013-07-17_09:2013-07-17, 2013-07-17, 1970-01-01 signatures=0 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 spamscore=0 ipscore=0 suspectscore=2 phishscore=0 bulkscore=0 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=6.0.2-1305010000 definitions=main-1307170186 Content-type: text/plain; charset=us-ascii MIME-version: 1.0 (Mac OS X Mail 6.5 \(1508\)) From: Michael Gronager In-reply-to: Date: Wed, 17 Jul 2013 18:26:39 -0400 Content-transfer-encoding: quoted-printable Message-id: References: <3E7894A0-06F3-453D-87F8-975A244EBACF@include7.ch> <2BDA0943-22BB-4405-9AF0-86FB41FD04A6@include7.ch> <2F20A509-13A9-4C84-86D7-A15C21BACD53@include7.ch> <2A1C412D-414E-4C41-8E20-F0D21F801328@grabhive.com> <8EE501AA-1601-4C28-A32E-80F17D219D3A@grabhive.com> <20130717105853.GA10083@savin> <3DB67FAF-E113-47FE-9043-C22D0F5A4F4A@grabhive.com> <16E9C860-51CA-4274-B852-A816D12B6A5B@mac.com> <7685FDAE-C584-4FC8-9751-4D5556EC57C7@grabhive.com> To: Mike Hearn X-Mailer: Apple Mail (2.1508) X-Spam-Score: -1.9 (-) X-Spam-Report: Spam Filtering performed by mx.sourceforge.net. See http://spamassassin.org/tag/ for more details. -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 (gronager[at]mac.com) -0.0 SPF_PASS SPF: sender matches SPF record -0.4 RP_MATCHES_RCVD Envelope sender domain matches handover relay domain X-Headers-End: 1UzaBO-0005Ol-Lv Cc: Bitcoin Dev Subject: Re: [Bitcoin-development] SPV bitcoind? (was: Introducing BitcoinKit.framework) 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: Wed, 17 Jul 2013 22:26:53 -0000 > Is that still accurate Michael? >=20 The 90 minutes is not - the blockchain has grown quite a lot since last = year, and as for the 3.5 speed, I havn't tested it since Pieter's = ultraprune - libcoin also has something similar to ultraprune, done = directly in the sqlite database backend, but I should run a head to head = again - could be fun. I would assume, though, that the result would be = similar timings. However, by having a merkle tree hash of all UTXOs they become = downloadable in a trusted manner from any other client - something that = enables bootstrap in minutes, so the old numbers becomes less relevant = in this setting. >=20 > On Wed, Jul 17, 2013 at 4:58 PM, Wendell wrote: > "The libcoin/bitcoind client downloads the entire block chain 3.5 = times faster than the bitcoin/bitcoind client. This is less than 90 = minutes on a modern laptop!" >=20 >=20