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John and Gloria continue their discussion of Bitcoin's mempool by explaining parent, child, ancestor and descendant transactions. 0:00 - Parent and child transactions 2:23 - Relevance of ancestors and descendants to the mempool 4:17 - Reasons transactions leave the mempool 6:58 - Block construction considerations for miners 11:46 - Full node performance considerations 16:15 - Child pays for parent and missing inputs Brink supports and mentors new contributors to open source Bitcoin development through our fellowship program, and supports the work of established Bitcoin protocol engineers through our grants program. Visit https://brink.dev/ to learn more.
Mempool Policy

Mempool Policy

2021-11-1026:21

Brink co-founder, John Newbery, and Brink fellow, Gloria Zhao, discuss Bitcoin Core's mempool policy. 0:25 - What is a mempool and why have one? 6:58 - Denial of service protection 8:38 - What is mempool policy? 10:15 - 3 types of mempool policy and examples of each 12:30 - Mempool policy: transaction size too small or too large 17:26 - Mempool policy: BIP125 Replace by Fee (RBF) 19:57 - Transaction pinning attacks 22:55 - Mempool policy: Discourage upgradable NOPs, witness versions, taproot leaf versions, etc Brink supports and mentors new contributors to open source Bitcoin development through our fellowship program, and supports the work of established Bitcoin protocol engineers through our grants program. Visit https://brink.dev/ to learn more.
John and Gloria continue their discussion of Bitcoin's mempool by explaining parent, child, ancestor and descendant transactions. 0:00 - Parent and child transactions 2:23 - Relevance of ancestors and descendants to the mempool 4:17 - Reasons transactions leave the mempool 6:58 - Miner's block construction considerations 11:46 - Full node performance considerations 16:15 - Child pays for parent and missing inputs Brink supports and mentors new contributors to open source Bitcoin development through our fellowship program, and supports the work of established Bitcoin protocol engineers through our grants program. Visit https://brink.dev/ to learn more.
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