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author | Marek Palatinus <marek@palatinus.cz> | 2016-05-11 15:08:57 +0200 |
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committer | bitcoindev <bitcoindev@gnusha.org> | 2016-05-11 13:09:29 +0000 |
commit | 1cee8e0d25d462bf0871fa3fdd27bce408654448 (patch) | |
tree | 44d5cdef0752a99109e9cf4326c6aeeb1031a578 | |
parent | 9cbf1d7471cb2af1543b6591688b6702256c5b9a (diff) | |
download | pi-bitcoindev-1cee8e0d25d462bf0871fa3fdd27bce408654448.tar.gz pi-bitcoindev-1cee8e0d25d462bf0871fa3fdd27bce408654448.zip |
Re: [bitcoin-dev] Making AsicBoost irrelevant
-rw-r--r-- | 94/99933784e04ae66e5c3c064ea946a5ea46df80 | 159 |
1 files changed, 159 insertions, 0 deletions
diff --git a/94/99933784e04ae66e5c3c064ea946a5ea46df80 b/94/99933784e04ae66e5c3c064ea946a5ea46df80 new file mode 100644 index 000000000..e4a2f4b9a --- /dev/null +++ b/94/99933784e04ae66e5c3c064ea946a5ea46df80 @@ -0,0 +1,159 @@ +Return-Path: <marek@palatinus.cz> +Received: from smtp1.linuxfoundation.org (smtp1.linux-foundation.org + [172.17.192.35]) + by mail.linuxfoundation.org (Postfix) with ESMTPS id 5BFC2267 + for <bitcoin-dev@lists.linuxfoundation.org>; + Wed, 11 May 2016 13:09:29 +0000 (UTC) +X-Greylist: whitelisted by SQLgrey-1.7.6 +Received: from mail-yw0-f174.google.com (mail-yw0-f174.google.com + [209.85.161.174]) + by smtp1.linuxfoundation.org (Postfix) with ESMTPS id 571F31B8 + for <bitcoin-dev@lists.linuxfoundation.org>; + Wed, 11 May 2016 13:09:27 +0000 (UTC) +Received: by mail-yw0-f174.google.com with SMTP id g133so41668073ywb.2 + for <bitcoin-dev@lists.linuxfoundation.org>; + Wed, 11 May 2016 06:09:27 -0700 (PDT) +DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; + d=palatinus-cz.20150623.gappssmtp.com; s=20150623; + h=mime-version:in-reply-to:references:from:date:message-id:subject:to + :cc; bh=b6ELHjDNjAsdGOmpBrLPVgEhRor2YrN6lWVr3Cw/eRU=; + b=pyKUefy3/uG3do/LX3pwwEWjEQPfRKXPzZIOt/UCYs/0FnYSF0QbepKnFV1bvpeFGo + t3P+lZ61tMMZb25b9JByLS/kPFMqTCEIaNEB7mzBQvhyb91fHXWLLUjT8z9S//NI3ydn + YwDJeceGExHnCquH/WvucWu1+0BGdLNBUh9XtMt+Lz/xIy07exNQp9rc9R8MQaUKoijN + ZDdLvyFCrFjbiaI9HV9YEzjqn6NlMy2aQdzgiRKO3edQm8z0kUooVjSaDBKI3a4gfa17 + Rc8FD2o7KULeBZrNwaWFD+egnh2UMzcViyqL02AmR9wCGTikSx75luouDsmWSJhEOqUg + c3OQ== +X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; + d=1e100.net; s=20130820; + h=x-gm-message-state:mime-version:in-reply-to:references:from:date + :message-id:subject:to:cc; + bh=b6ELHjDNjAsdGOmpBrLPVgEhRor2YrN6lWVr3Cw/eRU=; + b=by2R+I4a9MY0pdNEJLICpYlQs4zRUZ+iV1Lm2w27R9tBiNAAxAN0jxv6bWV1ZS0jzn + oYRWzd8C3KyiwQ3BUHJdnKaZQHqG8Fx4pz92h4G+2Qcc4tO7d9X1LFK1VAymjeLx0BES + pDB9fJtvArXm9CWT2EFaCEsTznuPo0d9OeTyb8C5jcip2Sl8O5gYGzYEjnWNTJbAK0zY + pO/jefoVAVDiNqhiopzLHB9aM4MSvA7P9mxfXVyuCRs4AoT4zLAzKJiQNTcBVoNb7qCV + mlDjDcThLSDtZ2ytSlcjhshYdYz9kdB6I5TPbl5zXl93Ts43mjoLqxRQJylKKh3vCBvm + BkQA== +X-Gm-Message-State: AOPr4FXd/hecI/ca2P8968uZC66b/pTdLBzIgUwRoh07/1E03jlVtUdBfutyt11L3zJCMpQay1qBtP0BNrZpVA== +X-Received: by 10.13.233.68 with SMTP id s65mr1467288ywe.96.1462972166535; + Wed, 11 May 2016 06:09:26 -0700 (PDT) +MIME-Version: 1.0 +Received: by 10.13.241.2 with HTTP; Wed, 11 May 2016 06:08:57 -0700 (PDT) +In-Reply-To: <CAKzdR-pFZGsQZPrHRbJhviFemSLPf8Bo6UWSaaQ-BurCsnAAWw@mail.gmail.com> +References: <20160510185728.GA1149@fedora-21-dvm> + <CAE-z3OWvLqONwaN+608jBn9=q1yUvU4ggGrMpA8rE6qmjDQHtg@mail.gmail.com> + <CAKzdR-ou2FYjjxmRBLARhvfhHO-46weiMc2Q2f+GZf1E_JUEAg@mail.gmail.com> + <CAKzdR-pFZGsQZPrHRbJhviFemSLPf8Bo6UWSaaQ-BurCsnAAWw@mail.gmail.com> +From: Marek Palatinus <marek@palatinus.cz> +Date: Wed, 11 May 2016 15:08:57 +0200 +Message-ID: <CAJna-HjM-4D4EXMkeSSquRT3r0TMWd+zL8ZRZZ5iQfesqZdB2g@mail.gmail.com> +To: Sergio Demian Lerner <sergio.d.lerner@gmail.com>, + Bitcoin Protocol Discussion <bitcoin-dev@lists.linuxfoundation.org> +Content-Type: multipart/alternative; boundary=94eb2c060c164dc27c053290c06d +X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00,DKIM_SIGNED, + DKIM_VALID, HTML_MESSAGE, RCVD_IN_DNSWL_NONE autolearn=ham version=3.3.1 +X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on + smtp1.linux-foundation.org +Subject: Re: [bitcoin-dev] Making AsicBoost irrelevant +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, 11 May 2016 13:09:29 -0000 + +--94eb2c060c164dc27c053290c06d +Content-Type: text/plain; charset=UTF-8 + +Ehm, I though those discussions about "ASICs are bad, because X" ended +years ago by starting "ASIC unfriendly" altcoins. ASIC industry is twisted +even without AsicBoost. I don't see any particular reason why to change +rules just because of 10% edge. + +This is opening Pandora box and it is potentially extremely dangerous for +the health of the network. You cannot know in advance what you'll break by +changing the rules. + +Disclaimer: I don't have any stake in any ASIC company/facility. + +slush + +On Wed, May 11, 2016 at 2:20 PM, Sergio Demian Lerner via bitcoin-dev < +bitcoin-dev@lists.linuxfoundation.org> wrote: + +> +> +> On Tue, May 10, 2016 at 6:43 PM, Sergio Demian Lerner < +> sergio.d.lerner@gmail.com> wrote: +> +>> +>> +>> You can find it here: +>> https://bitslog.wordpress.com/2014/03/18/the-re-design-of-the-bitcoin-block-header/ +>> +>> Basically, the idea is to put in the first 64 bytes a 4 byte hash of the +>> second 64-byte chunk. That design also allows increased nonce space in the +>> first 64 bytes. +>> +>> My mistake here. I didn't recalled correctly my own idea. The idea is to +> include in the second 64-byte chunk a 4-byte hash of the first chunk, not +> the opposite. +> +> +> _______________________________________________ +> bitcoin-dev mailing list +> bitcoin-dev@lists.linuxfoundation.org +> https://lists.linuxfoundation.org/mailman/listinfo/bitcoin-dev +> +> + +--94eb2c060c164dc27c053290c06d +Content-Type: text/html; charset=UTF-8 +Content-Transfer-Encoding: quoted-printable + +<div dir=3D"ltr">Ehm, I though those discussions about "ASICs are bad,= + because X" ended years ago by starting "ASIC unfriendly" al= +tcoins.=C2=A0ASIC industry is twisted even without AsicBoost. I don't s= +ee any particular reason why to change rules just because of 10%=C2=A0edge.= +<div><br></div><div>This is opening Pandora box and it is potentially extre= +mely dangerous for the health of the network. You cannot know in advance wh= +at you'll break by changing the rules.</div><div><br></div><div>Disclai= +mer: I don't have any stake in any ASIC company/facility.</div><div><br= +></div><div>slush</div></div><div class=3D"gmail_extra"><br><div class=3D"g= +mail_quote">On Wed, May 11, 2016 at 2:20 PM, Sergio Demian Lerner via bitco= +in-dev <span dir=3D"ltr"><<a href=3D"mailto:bitcoin-dev@lists.linuxfound= +ation.org" target=3D"_blank">bitcoin-dev@lists.linuxfoundation.org</a>><= +/span> wrote:<br><blockquote class=3D"gmail_quote" style=3D"margin:0 0 0 .8= +ex;border-left:1px #ccc solid;padding-left:1ex"><div dir=3D"ltr"><br><div c= +lass=3D"gmail_extra"><br><div class=3D"gmail_quote"><span class=3D"">On Tue= +, May 10, 2016 at 6:43 PM, Sergio Demian Lerner <span dir=3D"ltr"><<a hr= +ef=3D"mailto:sergio.d.lerner@gmail.com" target=3D"_blank">sergio.d.lerner@g= +mail.com</a>></span> wrote:<br><blockquote class=3D"gmail_quote" style= +=3D"margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir= +=3D"ltr"><div><div><div><div><br><div><br></div>You can find it here: <a hr= +ef=3D"https://bitslog.wordpress.com/2014/03/18/the-re-design-of-the-bitcoin= +-block-header/" target=3D"_blank">https://bitslog.wordpress.com/2014/03/18/= +the-re-design-of-the-bitcoin-block-header/</a><br></div><div><br></div>Basi= +cally, the idea is to put in the first 64 bytes a 4 byte hash of the second= + 64-byte chunk. That design also allows increased nonce space in the first = +64 bytes. <br><br></div></div></div></div></blockquote></span><div>My mista= +ke here. I didn't recalled correctly my own idea. The idea is to includ= +e in the second 64-byte chunk a 4-byte hash of the first chunk, not the opp= +osite. <br><div><br></div></div></div></div></div> +<br>_______________________________________________<br> +bitcoin-dev mailing list<br> +<a href=3D"mailto:bitcoin-dev@lists.linuxfoundation.org">bitcoin-dev@lists.= +linuxfoundation.org</a><br> +<a href=3D"https://lists.linuxfoundation.org/mailman/listinfo/bitcoin-dev" = +rel=3D"noreferrer" target=3D"_blank">https://lists.linuxfoundation.org/mail= +man/listinfo/bitcoin-dev</a><br> +<br></blockquote></div><br></div> + +--94eb2c060c164dc27c053290c06d-- + |