1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
|
Return-Path: <luke@dashjr.org>
Received: from smtp1.linuxfoundation.org (smtp1.linux-foundation.org
[172.17.192.35])
by mail.linuxfoundation.org (Postfix) with ESMTPS id 0E7DED4E
for <bitcoin-dev@lists.linuxfoundation.org>;
Wed, 16 Aug 2017 18:34:07 +0000 (UTC)
X-Greylist: from auto-whitelisted by SQLgrey-1.7.6
Received: from zinan.dashjr.org (zinan.dashjr.org [192.3.11.21])
by smtp1.linuxfoundation.org (Postfix) with ESMTP id E59704CB
for <bitcoin-dev@lists.linuxfoundation.org>;
Wed, 16 Aug 2017 18:34:06 +0000 (UTC)
Received: from ishibashi.localnet (unknown
[IPv6:2001:470:5:265:a45d:823b:2d27:961c])
(Authenticated sender: luke-jr)
by zinan.dashjr.org (Postfix) with ESMTPSA id 3F3C838A008A;
Wed, 16 Aug 2017 18:33:50 +0000 (UTC)
X-Hashcash: 1:25:170816:bitcoin-dev@lists.linuxfoundation.org::FT8eM7bxcqL/LW=R:bsGx0
X-Hashcash: 1:25:170816:alex.mutovkin@gmail.com::30Gy7LZNxX4ODA95:g6xv
From: Luke Dashjr <luke@dashjr.org>
To: bitcoin-dev@lists.linuxfoundation.org,
=?utf-8?b?0JDQu9C10LrRgdC10Lkg0JzRg9GC0L7QstC60LjQvQ==?=
<alex.mutovkin@gmail.com>
Date: Wed, 16 Aug 2017 18:33:47 +0000
User-Agent: KMail/1.13.7 (Linux/4.9.34-gentoo; KDE/4.14.32; x86_64; ; )
References: <CAEadUTKo12vscHQUpjA16kQkrKBp34iw-JTRf0TdwUc9rqzznQ@mail.gmail.com>
<CAEadUT+oty3vU0LOMMoOdy7yNF92q+rgGbtV-AgjO8PGknZ+gg@mail.gmail.com>
In-Reply-To: <CAEadUT+oty3vU0LOMMoOdy7yNF92q+rgGbtV-AgjO8PGknZ+gg@mail.gmail.com>
X-PGP-Key-Fingerprint: E463 A93F 5F31 17EE DE6C 7316 BD02 9424 21F4 889F
X-PGP-Key-ID: BD02942421F4889F
X-PGP-Keyserver: hkp://pgp.mit.edu
MIME-Version: 1.0
Content-Type: Text/Plain;
charset="utf-8"
Content-Transfer-Encoding: quoted-printable
Message-Id: <201708161833.48897.luke@dashjr.org>
Subject: Re: [bitcoin-dev] Fwd: Proposal of a new BIP : annual splitting
blockchain database to reduce its size.
X-BeenThere: bitcoin-dev@lists.linuxfoundation.org
X-Mailman-Version: 2.1.12
Precedence: list
List-Id: Bitcoin Protocol Discussion <bitcoin-dev.lists.linuxfoundation.org>
List-Unsubscribe: <https://lists.linuxfoundation.org/mailman/options/bitcoin-dev>,
<mailto:bitcoin-dev-request@lists.linuxfoundation.org?subject=unsubscribe>
List-Archive: <http://lists.linuxfoundation.org/pipermail/bitcoin-dev/>
List-Post: <mailto:bitcoin-dev@lists.linuxfoundation.org>
List-Help: <mailto:bitcoin-dev-request@lists.linuxfoundation.org?subject=help>
List-Subscribe: <https://lists.linuxfoundation.org/mailman/listinfo/bitcoin-dev>,
<mailto:bitcoin-dev-request@lists.linuxfoundation.org?subject=subscribe>
X-List-Received-Date: Wed, 16 Aug 2017 18:34:07 -0000
To have a BIP, you need to explain not only *why* you want to do something,=
=20
but also *what specifically* to do, and *how* to do it. This concept=20
(historically known as "flip the chain" and/or "UTXO commitments") is not n=
ew,=20
merely complicated to design and implement.
Luke
On Wednesday 16 August 2017 4:20:45 PM =D0=90=D0=BB=D0=B5=D0=BA=D1=81=D0=B5=
=D0=B9 =D0=9C=D1=83=D1=82=D0=BE=D0=B2=D0=BA=D0=B8=D0=BD via bitcoin-dev wro=
te:
> Let me describe the possible improvement of the bitcoin blockchain databa=
se
> (BBD) size in general terms.
>=20
> We can implement new routine : annual split of the BBD. Reason is that
> 140gb full wallet unconvinience.
>=20
> BBD splits in two parts :
> 1) old blocks before the date of split and
> 2) new blocks, starting from first technical block with all rolled totals
> on the date of split.
> (also possible transfer of tiny totals due to their unprofitability to
> the miners, so we cut long tail of tiny holders)
> 3) old blocks packs into annual megablocks and stores in the side archive
> chain for some needs for FBI investigations or other goals.
>=20
>=20
> Thanks for your attention,
>=20
> Alexey Mutovkin
|
