{"type":"rich","version":"1.0","author_name":"npub1m230cem2yh3mtdzkg32qhj73uytgkyg5ylxsu083n3tpjnajxx4qqa2np2","author_url":"https://nostr.ae/npub1m230cem2yh3mtdzkg32qhj73uytgkyg5ylxsu083n3tpjnajxx4qqa2np2","provider_name":"njump","provider_url":"https://nostr.ae","html":"📅 Original date posted:2013-03-13\n📝 Original message:On Wed, Mar 13, 2013 at 12:56:29PM +0000, Luke-Jr wrote:\n\u003e Here's a simple proposal to start discussion from...\n\u003e \n\u003e BEFORE block 262144:\n\u003e - Never make a block that, combined with the previous 4 blocks, results in \n\u003e over 4500 transaction modifications.\n\u003e - Reject any block that includes more than 4500 transaction modifications on \n\u003e its own (slight soft-fork)\n\u003e - (these rules should make older clients safe under most circumstances)\n\u003e \n\u003e FROM block 262144 to block 393216 (hard fork #1):\n\u003e - Never make, and reject any block that includes more than 24391 transaction \n\u003e modifications on its own (this *should* be equivalent to 1 MB)\n\u003e - (this rules can make older client backports safe unless a reorg is more than \n\u003e 6 blocks deep)\n\u003e \n\u003e FROM block 393216 onward (hard fork #2):\n\u003e - Never make, and reject any block that includes more than 48781 transaction \n\u003e modifications on its own (this *should* be equivalent to 2 MB)\n\u003e - Accept blocks up to 2 MB in data size\n\nIf we're going to consider doing this, at minimum we need to also\ninclude a separate limit for how much the UTXO set can be grown by each\nblock, calculated as the size of the scriptPubKey + constant metadata.\n(tx hash, index #, nValue, nVersion, nHeight should cover it)\n\nA P2SH transaction txout would measure 71bytes under that model. Given\nthat we haven't even shown we can limit the creation of txouts that can\nnot be spent economically caution would dictate setting the UTXO growth\nlimit fairly low, say 1/4th of the block limit.\n\n-- \n'peter'[:-1]@petertodd.org\n-------------- next part --------------\nA non-text attachment was scrubbed...\nName: signature.asc\nType: application/pgp-signature\nSize: 490 bytes\nDesc: Digital signature\nURL: \u003chttp://lists.linuxfoundation.org/pipermail/bitcoin-dev/attachments/20130313/2c3d7d5f/attachment.sig\u003e"}