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Make EstimateMedianVal smarter about small failures.

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Instead of stopping if it encounters a "sufficient" number of transactions which don't meet the threshold for being confirmed within the target, it keeps looking to add more transactions to see if there is a temporary blip in the data.  This allows a smaller number of required data points.
This commit is contained in:
Alex Morcos 2017-03-02 10:08:25 -05:00
parent d3e30bca1b
commit 1ba43cc0ec
2 changed files with 5 additions and 7 deletions
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8
src/policy/fees.cpp
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@ -231,11 +231,9 @@ double TxConfirmStats::EstimateMedianVal(int confTarget, double sufficientTxVal,
double curPct = nConf / (totalNum + extraNum); double curPct = nConf / (totalNum + extraNum);
// Check to see if we are no longer getting confirmed at the success rate // Check to see if we are no longer getting confirmed at the success rate
if (requireGreater && curPct < successBreakPoint) if ((requireGreater && curPct < successBreakPoint) || (!requireGreater && curPct > successBreakPoint)) {
break; continue;
if (!requireGreater && curPct > successBreakPoint) }
break;
// Otherwise update the cumulative stats, and the bucket variables // Otherwise update the cumulative stats, and the bucket variables
// and reset the counters // and reset the counters
else { else {

4
src/policy/fees.h
View File

@ -88,8 +88,8 @@ private:
static constexpr double SUCCESS_PCT = .85; static constexpr double SUCCESS_PCT = .85;
static constexpr double DOUBLE_SUCCESS_PCT = .95; static constexpr double DOUBLE_SUCCESS_PCT = .95;
/** Require an avg of 1 tx in the combined feerate bucket per block to have stat significance */ /** Require an avg of 0.1 tx in the combined feerate bucket per block to have stat significance */
static constexpr double SUFFICIENT_FEETXS = 1; static constexpr double SUFFICIENT_FEETXS = 0.1;
/** Minimum and Maximum values for tracking feerates /** Minimum and Maximum values for tracking feerates
* The MIN_BUCKET_FEERATE should just be set to the lowest reasonable feerate we * The MIN_BUCKET_FEERATE should just be set to the lowest reasonable feerate we