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Diffstat (limited to 'doc/policy/mempool-replacements.md')
| -rw-r--r-- | doc/policy/mempool-replacements.md | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/doc/policy/mempool-replacements.md b/doc/policy/mempool-replacements.md index 3e844f8d7b..b3c4239b73 100644 --- a/doc/policy/mempool-replacements.md +++ b/doc/policy/mempool-replacements.md @@ -15,6 +15,8 @@ other consensus and policy rules, each of the following conditions are met: *Rationale*: See [BIP125 explanation](https://github.com/bitcoin/bips/blob/master/bip-0125.mediawiki#motivation). + Use the (`-mempoolfullrbf`) configuration option to allow transaction replacement without enforcement of the + opt-in signaling rule. 2. The replacement transaction only include an unconfirmed input if that input was included in one of the directly conflicting transactions. An unconfirmed input spends an output from a @@ -51,6 +53,13 @@ other consensus and policy rules, each of the following conditions are met: significant portions of the node's mempool using replacements with multiple directly conflicting transactions, each with large descendant sets. +6. The replacement transaction's feerate is greater than the feerates of all directly conflicting + transactions. + + *Rationale*: This rule was originally intended to ensure that the replacement transaction is + preferable for block-inclusion, compared to what would be removed from the mempool. This rule + predates ancestor feerate-based transaction selection. + This set of rules is similar but distinct from BIP125. ## History @@ -62,8 +71,11 @@ This set of rules is similar but distinct from BIP125. Bitcoin Core implementation. * The incremental relay feerate used to calculate the required additional fees is distinct from - `minRelayTxFee` and configurable using `-incrementalrelayfee` + `-minrelaytxfee` and configurable using `-incrementalrelayfee` ([PR #9380](https://github.com/bitcoin/bitcoin/pull/9380)). * RBF enabled by default in the wallet GUI as of **v0.18.1** ([PR #11605](https://github.com/bitcoin/bitcoin/pull/11605)). + +* Full replace-by-fee enabled as a configurable mempool policy as of **v24.0** ([PR + #25353](https://github.com/bitcoin/bitcoin/pull/25353)). |