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
|
Return-Path: <Pavel@Janik.cz>
Received: from smtp1.linuxfoundation.org (smtp1.linux-foundation.org
[172.17.192.35])
by mail.linuxfoundation.org (Postfix) with ESMTPS id E6DC28FE
for <bitcoin-dev@lists.linuxfoundation.org>;
Tue, 1 Dec 2015 20:06:56 +0000 (UTC)
X-Greylist: from auto-whitelisted by SQLgrey-1.7.6
Received: from janik.cz (h.janik.cz [79.98.78.37])
by smtp1.linuxfoundation.org (Postfix) with ESMTP id 1A4AD145
for <bitcoin-dev@lists.linuxfoundation.org>;
Tue, 1 Dec 2015 20:06:55 +0000 (UTC)
Received: from [10.0.0.100] (unknown [10.0.0.100])
by janik.cz (Server) with ESMTP id 73B8734E2F5;
Tue, 1 Dec 2015 21:07:32 +0100 (CET)
Content-Type: text/plain; charset=utf-8
Mime-Version: 1.0 (Mac OS X Mail 8.2 \(2104\))
From: =?utf-8?Q?Pavel_Jan=C3=ADk?= <Pavel@Janik.cz>
In-Reply-To: <90EF4E6C-9A71-4A35-A938-EAFC1A24DD24@mattcorallo.com>
Date: Tue, 1 Dec 2015 21:06:53 +0100
Content-Transfer-Encoding: quoted-printable
Message-Id: <04188281-6A0C-4178-B2CA-BDE799C4FE9F@Janik.cz>
References: <565CD7D8.3070102@gmail.com>
<90EF4E6C-9A71-4A35-A938-EAFC1A24DD24@mattcorallo.com>
To: Bitcoin Dev <bitcoin-dev@lists.linuxfoundation.org>
X-Mailer: Apple Mail (2.2104)
X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00,T_RP_MATCHES_RCVD
autolearn=ham version=3.3.1
X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on
smtp1.linux-foundation.org
X-Mailman-Approved-At: Tue, 01 Dec 2015 22:40:22 +0000
Subject: Re: [bitcoin-dev] [BIP Draft] Datastream compression of Blocks
and Transactions
X-BeenThere: bitcoin-dev@lists.linuxfoundation.org
X-Mailman-Version: 2.1.12
Precedence: list
List-Id: Bitcoin Development 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: Tue, 01 Dec 2015 20:06:57 -0000
> On 01 Dec 2015, at 06:28, Matt Corallo via bitcoin-dev =
<bitcoin-dev@lists.linuxfoundation.org> wrote:
>=20
> I'm really not a fan of this at all. To start with, adding a =
compression library that is directly accessible to the network on =
financial software is a really, really scary idea.
I have the same opinion.
On the other hand, I can imagine using compression on local blocks =
storage (be it compressed filesystem, or compression in the user =
space/in the application - compare with =
https://github.com/bitcoin/bitcoin/issues/2278). Now that we support =
pruning and obfuscating, this could be another option. Saving ~20% can =
be interesting in some usecases.
-- =20
Pavel Jan=C3=ADk
|
