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| author | Peter Todd <pete@petertodd.org> | 2013-04-28 23:55:23 -0400 |
|---|---|---|
| committer | bitcoindev <bitcoindev@gnusha.org> | 2013-04-29 03:55:39 +0000 |
| commit | e4bfb61a5a82586556745a0bc6a63565b0072ea2 (patch) | |
| tree | 6ffb71896a66dedd9499c6abb6929ac640db38aa | |
| parent | 8da2850e45f94fbd4b07dda509333d4a5faf6a5e (diff) | |
| download | pi-bitcoindev-e4bfb61a5a82586556745a0bc6a63565b0072ea2.tar.gz pi-bitcoindev-e4bfb61a5a82586556745a0bc6a63565b0072ea2.zip | |
Re: [Bitcoin-development] Service bits for pruned nodes
| -rw-r--r-- | 64/09883a425debd58e23844977dd4b821de63f47 | 129 |
1 files changed, 129 insertions, 0 deletions
diff --git a/64/09883a425debd58e23844977dd4b821de63f47 b/64/09883a425debd58e23844977dd4b821de63f47 new file mode 100644 index 000000000..2f335e3eb --- /dev/null +++ b/64/09883a425debd58e23844977dd4b821de63f47 @@ -0,0 +1,129 @@ +Received: from sog-mx-4.v43.ch3.sourceforge.com ([172.29.43.194] + helo=mx.sourceforge.net) + by sfs-ml-2.v29.ch3.sourceforge.com with esmtp (Exim 4.76) + (envelope-from <pete@petertodd.org>) id 1UWfBj-0005Ob-4l + for bitcoin-development@lists.sourceforge.net; + Mon, 29 Apr 2013 03:55:39 +0000 +Received-SPF: pass (sog-mx-4.v43.ch3.sourceforge.com: domain of petertodd.org + designates 62.13.148.108 as permitted sender) + client-ip=62.13.148.108; envelope-from=pete@petertodd.org; + helo=outmail148108.authsmtp.net; +Received: from outmail148108.authsmtp.net ([62.13.148.108]) + by sog-mx-4.v43.ch3.sourceforge.com with esmtp (Exim 4.76) + id 1UWfBh-0004Fp-S6 for bitcoin-development@lists.sourceforge.net; + Mon, 29 Apr 2013 03:55:39 +0000 +Received: from mail-c232.authsmtp.com (mail-c232.authsmtp.com [62.13.128.232]) + by punt5.authsmtp.com (8.14.2/8.14.2/Kp) with ESMTP id + r3T3tT6J014866; Mon, 29 Apr 2013 04:55:29 +0100 (BST) +Received: from savin (76-10-178-109.dsl.teksavvy.com [76.10.178.109]) + (authenticated bits=128) + by mail.authsmtp.com (8.14.2/8.14.2/) with ESMTP id r3T3tOjI033634 + (version=TLSv1/SSLv3 cipher=DHE-RSA-AES128-SHA bits=128 verify=NO); + Mon, 29 Apr 2013 04:55:26 +0100 (BST) +Date: Sun, 28 Apr 2013 23:55:23 -0400 +From: Peter Todd <pete@petertodd.org> +To: John Dillon <john.dillon892@googlemail.com> +Message-ID: <20130429035523.GA11611@savin> +References: <CAPg+sBjSe23eADMxu-1mx0Kg2LGkN+BSNByq0PtZcMxAMh0uTg@mail.gmail.com> + <CANEZrP3FA-5z3gAC1aYbG2EOKM2eDyv7zX3S9+ia2ZJ0LPkKiA@mail.gmail.com> + <CAAS2fgSo6Ua8giSKhYTjGm=2U1nBjprHOBqCL7dSNr9MQX_6tw@mail.gmail.com> + <CAPaL=UUhrb+4CANVB6refCOeQwcf_A80Way_C_oJbDKM9kmWXg@mail.gmail.com> + <CAAS2fgRR3K_dVMhOSHpga91tFaK7G99ouKLFpXHbgxEsvY+_Wg@mail.gmail.com> + <CAPaL=UU8=EzhAni+rRtro4QZdgreUSJxeMpqJai19kGZ9JHTyg@mail.gmail.com> +MIME-Version: 1.0 +Content-Type: multipart/signed; micalg=pgp-sha1; + protocol="application/pgp-signature"; boundary="liOOAslEiF7prFVr" +Content-Disposition: inline +In-Reply-To: <CAPaL=UU8=EzhAni+rRtro4QZdgreUSJxeMpqJai19kGZ9JHTyg@mail.gmail.com> +User-Agent: Mutt/1.5.21 (2010-09-15) +X-Server-Quench: a0ac04b9-b080-11e2-b10b-0025903375e2 +X-AuthReport-Spam: If SPAM / abuse - report it at: + http://www.authsmtp.com/abuse +X-AuthRoute: OCd2Yg0TA1ZNQRgX IjsJECJaVQIpKltL GxAVKBZePFsRUQkR + aQdMdAsUGUUGAgsB AmUbW1BeVVh7W2Q7 bAxPbAVDY01GQQRq + WVdMSlVNFUsqAngC QmFEKxlxdANFfDBx ZEJiWj4KXBUpdUIv + S1MGFWUGeGZhPWIC AkFYJR5UcAFPdx9G aVd6AXFDAzANdhES + HhM4ODE3eDlSNilR RRkIIFQOdA4wEyQi RhsPVT8uAVZNSSIp + ZwQ8N1gREA4XNUk/ KjMA +X-Authentic-SMTP: 61633532353630.1019:706 +X-AuthFastPath: 0 (Was 255) +X-AuthSMTP-Origin: 76.10.178.109/587 +X-AuthVirus-Status: No virus detected - but ensure you scan with your own + anti-virus system. +X-Spam-Score: -1.5 (-) +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 SPF_PASS SPF: sender matches SPF record +X-Headers-End: 1UWfBh-0004Fp-S6 +Cc: Bitcoin Dev <bitcoin-development@lists.sourceforge.net> +Subject: Re: [Bitcoin-development] Service bits for pruned nodes +X-BeenThere: bitcoin-development@lists.sourceforge.net +X-Mailman-Version: 2.1.9 +Precedence: list +List-Id: <bitcoin-development.lists.sourceforge.net> +List-Unsubscribe: <https://lists.sourceforge.net/lists/listinfo/bitcoin-development>, + <mailto:bitcoin-development-request@lists.sourceforge.net?subject=unsubscribe> +List-Archive: <http://sourceforge.net/mailarchive/forum.php?forum_name=bitcoin-development> +List-Post: <mailto:bitcoin-development@lists.sourceforge.net> +List-Help: <mailto:bitcoin-development-request@lists.sourceforge.net?subject=help> +List-Subscribe: <https://lists.sourceforge.net/lists/listinfo/bitcoin-development>, + <mailto:bitcoin-development-request@lists.sourceforge.net?subject=subscribe> +X-List-Received-Date: Mon, 29 Apr 2013 03:55:39 -0000 + + +--liOOAslEiF7prFVr +Content-Type: text/plain; charset=us-ascii +Content-Disposition: inline +Content-Transfer-Encoding: quoted-printable + +On Mon, Apr 29, 2013 at 03:48:18AM +0000, John Dillon wrote: +> We can build this stuff incrementally I'll agree. It won't be the case th= +at one +> in a thousand nodes serve up the part of the chain you need overnight. So= + many +> I am over engineering the solution with BitTorrent. + +I think that pretty much sums it up. + +With the block-range served in the anounce message you just need to find +an annoucement with the right range, and at worst connect to a few more +node to get what you need. It will be a long time before the bandwidth +used for finding a node with the part of the chain that you need is a +significant fraction of the load required for downloading the data +itself. + +Remember that BitTorrent's DHT is a system giving you access to tens of +petabytes worth of data. The Bitcoin blockchain on the other hand simply +can't grow more than 57GiB per year. It's a cute idea though. + + +Also, while we're talking about the initial download: + +http://blockchainbymail.com + +Lots of options out there. + +--=20 +'peter'[:-1]@petertodd.org + +--liOOAslEiF7prFVr +Content-Type: application/pgp-signature; name="signature.asc" +Content-Description: Digital signature + +-----BEGIN PGP SIGNATURE----- +Version: GnuPG v1.4.11 (GNU/Linux) + +iQEcBAEBAgAGBQJRfe8rAAoJECSBQD2l8JH7AGEH/jaa/pYpqEZXEmBidaMKqOzT +60337h5d06SMq6U1aftiLMEJPBg6CV5nXFWBWLXQWH7Mfmx7UOg/cOJKh2krTgc8 +nepPutTyVRQnntTlqx+OxzhxE67JqVtc7YKAy0g0PUsq9wqL/b0TTKUCSNijLx95 +E05arzOaNR+mZEhg0dvDLnlygaY8XqZx0UN1SplL98Vf2KyHKFQ8mvBRO7APqvOG +JQ8vIC4suifFs/Wz75uO8NRW6nzd7dT34klvCimYbWSaHIYjXkarV37TZilr5H77 +erKbJURfyqmDF7RwoBBiB5gDINygo2pWsP9Vtrrt52JX4yzgq6VzOLIw2/pit2E= +=h00i +-----END PGP SIGNATURE----- + +--liOOAslEiF7prFVr-- + + |