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Bitcoin Dev Archive Topics

Mempool policy and package relay

The rules a node applies to unconfirmed transactions: what it relays, what it keeps, and how a child can pay for its parent. Package relay, version 3 transactions, ephemeral anchors and cluster mempool are the recent work, most of it driven by what Lightning needs to get a transaction confirmed in a hurry.

85 threads and 814 messages, 19 Aug 2011 to 6 Oct 2025.

The threads, in order

Listed by the date of each thread's first message.

2011 1 thread

  1. 4 messages

2012 4 threads

  1. 1 message
  2. 2 messages
  3. 13 messages
  4. 1 message

2013 3 threads

  1. 1 message
  2. 3 messages
  3. Access to Mempool Jeremy Spilman
    2 messages

2014 2 threads

  1. 1 message
  2. 10 messages

2015 7 threads

  1. 12 messages
  2. 5 messages
  3. 17 messages
  4. 5 messages
  5. 4 messages
  6. 1 message
  7. 2 messages

2017 2 threads

  1. 2 messages
  2. 1 message

2018 1 thread

  1. 19 messages

2019 3 threads

  1. IsStandard Aymeric Vitte
    12 messages
  2. Emergency RBF (BIP 125) Rusty Russell
    10 messages
  3. v3 onion services Mr. Lee Chiffre
    9 messages

2020 9 threads

  1. 8 messages
  2. 2 messages
  3. 39 messages
  4. 6 messages
  5. 1 message
  6. 2 messages
  7. 1 message
  8. 3 messages
  9. 19 messages

2021 7 threads

  1. 6 messages
  2. 19 messages
  3. 5 messages
  4. 6 messages
  5. 16 messages
  6. 14 messages
  7. A fee-bumping model Antoine Poinsot
    9 messages

2022 18 threads

  1. 2 messages
  2. Improving RBF Policy Gloria Zhao
    16 messages
  3. Thoughts on fee bumping James O'Beirne
    26 messages
  4. 2 messages
  5. 3 messages
  6. 19 messages
  7. 16 messages
  8. 1 message
  9. 20 messages
  10. 13 messages
  11. 22 messages
  12. 33 messages
  13. 6 messages
  14. 4 messages
  15. 7 messages
  16. 6 messages
  17. 2 messages
  18. 5 messages

2023 13 threads

  1. 2 messages
  2. 3 messages
  3. 3 messages
  4. Package Relay Proposal Tom Trevethan
    2 messages
  5. 6 messages
  6. 1 message
  7. 2 messages
  8. 4 messages
  9. 59 messages
  10. 9 messages
  11. 2 messages
  12. 3 messages
  13. 8 messages

2024 8 threads

  1. 4 messages
  2. 5 messages
  3. 42 messages
  4. 3 messages
  5. 6 messages
  6. 5 messages
  7. 6 messages
  8. 3 messages

2025 7 threads

  1. 7 messages
  2. 70 messages
  3. 8 messages
  4. 16 messages
  5. 1 message
  6. 32 messages
  7. 6 messages