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Description
This is a tracking issue for an effort to add Fee Estimation with Forecasters (Mempool-Based Fee rate Forecaster) to Bitcoin Core.
For the conceptual motivation behind this work, see issue #27995 and the previous discussion on Delving Bitcoin: Mempool-Based Fee Estimation on Bitcoin Core.
What to Review
Roadmap
- BlockAssembler: return selected packages virtual size and fee #30391
- Fees: add Fee rate Forecaster Manager #31664
- Integrate the new feature into
estimatesmartfeeRPC and add Functional Test - Add Feature to the Wallet
Complete Feature
Design document https://gist.github.com/ismaelsadeeq/bcfa6b1216eef10076665551d9885722
- Implementation Fee Estimation via Fee rate Forecasters #30157
Next Steps
- Use this feature in the Bitcoin Core wallet
- Use heuristics from the mempool to target a higher/lower percentile in the mempool forecaster
Related Work on fee estimation
Improving the current BlockPolicyEstimator in the Short Term
- Fee Estimation: Ignore all transactions that are CPFP'd #30079
- Fee Estimation: change
estimatesmartfeedefault mode toeconomical#30275: - doc, rpc :
#30275followups #30525
Improving the current BlockPolicyEstimator after the Cluster Mempool Project
- Make
BlockPolicyEstimatorpackage-aware: Delving Bitcoin Post