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| author | jk_14 <jk_14@op.pl> | 2022-12-27 16:34:07 +0100 |
|---|---|---|
| committer | bitcoindev <bitcoindev@gnusha.org> | 2022-12-27 15:34:21 +0000 |
| commit | 2865fda3476b90891ba4f940e002a1173ef25c7c (patch) | |
| tree | 709c3df850919361a633295c4348d0bb595b0488 /91/b7f2063942d0db071a784c3336862ff083d1cf | |
| parent | 8e4dca171f6e191eb5ab4dbf548f0b9c59d5a13f (diff) | |
| download | pi-bitcoindev-2865fda3476b90891ba4f940e002a1173ef25c7c.tar.gz pi-bitcoindev-2865fda3476b90891ba4f940e002a1173ef25c7c.zip | |
Re: [bitcoin-dev] Pseudocode for robust tail emission
Diffstat (limited to '91/b7f2063942d0db071a784c3336862ff083d1cf')
| -rw-r--r-- | 91/b7f2063942d0db071a784c3336862ff083d1cf | 134 |
1 files changed, 134 insertions, 0 deletions
diff --git a/91/b7f2063942d0db071a784c3336862ff083d1cf b/91/b7f2063942d0db071a784c3336862ff083d1cf new file mode 100644 index 000000000..9e32dcc44 --- /dev/null +++ b/91/b7f2063942d0db071a784c3336862ff083d1cf @@ -0,0 +1,134 @@ +Return-Path: <jk_14@op.pl> +Received: from smtp3.osuosl.org (smtp3.osuosl.org [140.211.166.136]) + by lists.linuxfoundation.org (Postfix) with ESMTP id B7D88C002D + for <bitcoin-dev@lists.linuxfoundation.org>; + Tue, 27 Dec 2022 15:34:21 +0000 (UTC) +Received: from localhost (localhost [127.0.0.1]) + by smtp3.osuosl.org (Postfix) with ESMTP id 8CF2060A46 + for <bitcoin-dev@lists.linuxfoundation.org>; + Tue, 27 Dec 2022 15:34:21 +0000 (UTC) +DKIM-Filter: OpenDKIM Filter v2.11.0 smtp3.osuosl.org 8CF2060A46 +Authentication-Results: smtp3.osuosl.org; + dkim=pass (1024-bit key) header.d=op.pl header.i=@op.pl header.a=rsa-sha256 + header.s=2011 header.b=CAap3c+G +X-Virus-Scanned: amavisd-new at osuosl.org +X-Spam-Flag: NO +X-Spam-Score: -2.1 +X-Spam-Level: +X-Spam-Status: No, score=-2.1 tagged_above=-999 required=5 + tests=[BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, + DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, SPF_HELO_NONE=0.001, + SPF_PASS=-0.001] autolearn=ham autolearn_force=no +Received: from smtp3.osuosl.org ([127.0.0.1]) + by localhost (smtp3.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) + with ESMTP id FfP69fsO77ml + for <bitcoin-dev@lists.linuxfoundation.org>; 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+ Tue, 27 Dec 2022 16:34:10 +0100 +From: jk_14@op.pl +X-Priority: 3 +To: bitcoin-dev@lists.linuxfoundation.org +Date: Tue, 27 Dec 2022 16:34:07 +0100 +Message-Id: <173647633-76b3b19c83c720cc30cb8fcb603b5251@pmq5v.m5r2.onet> +X-Mailer: onet.poczta +X-Onet-PMQ: <jk_144@onet.pl>;89.64.65.221;PL;2 +X-ONET_PL-MDA-SEGREGATION: 0 +X-Mailman-Approved-At: Tue, 27 Dec 2022 15:41:42 +0000 +Subject: Re: [bitcoin-dev] Pseudocode for robust tail emission +X-BeenThere: bitcoin-dev@lists.linuxfoundation.org +X-Mailman-Version: 2.1.15 +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: Tue, 27 Dec 2022 15:34:21 -0000 + + +It seems like the more elegant solution could be by using a chainwork param= +eter instead. +i.e. comparison just before halving - if the last 210,000 block interval ha= +s a higher chainwork difference between the begining and the end of interval +than any other such inter-halving interval before. + +LIttle digression yet: +A system in which all users participate in ensuring its security looks bett= +er than one in which only some (i.e. active) of them participate (and passi= +ve stakeholders are de facto free riders) +In my opinion this concept above is only the complement of currently missin= +g mechanism: achieving equilibrium regarding costs of security between two = +parties with opposing interests. +It's easy to understand and - most important - it has no hardcoded value of= + tail emission - what is the clear proof it is based on a free market. +And last but not least, if someone is 100% sure that income from transactio= +ns will takeover security support from block subsidy - accepting such propo= +sal is like putting the money where the mouth is: this safety measure will = +never be triggered, then (no risk of fork) + + +Best Regards +Jaroslaw + + + +W dniu 2022-12-23 20:29:20 u=C5=BCytkownik Jaroslaw via bitcoin-dev <bitcoi= +n-dev@lists.linuxfoundation.org> napisa=C5=82: +> = + +Necessary or not - it doesn't hurt to plan the robust model, just in case. = +The proposal is: + +Let every 210,000 the code calculate the average difficulty of 100 last ret= +argets (100 fit well in 210,000 / 2016 =3D 104.166) +and compare with the maximum of all such values calculated before, every 21= +0,000 blocks: + + +if average_diff_of_last_100_retargets > maximum_of_all_previous_average_dif= +fs + do halving +else + do nothing + + +This way: + +1. system cannot be played +2. only in case of destructive halving: system waits for the recovery of ne= +twork security + + +Best Regards +Jaroslaw +_______________________________________________ +bitcoin-dev mailing list +bitcoin-dev@lists.linuxfoundation.org +https://lists.linuxfoundation.org/mailman/listinfo/bitcoin-dev + + + + |