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Merge pull request #108 from 0g-wh/suggestion_gas_price

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update txn selection algo
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Solovyov1796 2025-02-10 22:47:43 +08:00 committed by GitHub
commit 4f53e59af7
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1 changed files with 31 additions and 25 deletions
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56
app/abci_utils.go
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@ -265,41 +265,47 @@ func (h *DefaultProposalHandler) PrepareProposalHandler() sdk.PrepareProposalHan
}
remaing := gasPriceSuggestionBlockNum * int64(maxBlockGas)
for len(txnInfoMap) > 0 && remaing > 0 {
var lastProcessedTx *txnInfo
// pop each sender's first continuous decreasing subsequence
txnCnt := 0
senderNonceSortedSliceGroup := make([][]*txnInfo, 0, senderCnt)
for sender := range txnInfoMap {
endIndex := findFirstContinuousDecreasingSubsequence(txnInfoMap[sender])
appendSlice := txnInfoMap[sender][:endIndex]
senderNonceSortedSliceGroup = append(senderNonceSortedSliceGroup, appendSlice)
txnCnt += len(appendSlice)
txnInfoMap[sender] = txnInfoMap[sender][endIndex:]
if len(txnInfoMap[sender]) == 0 {
for remaing > 0 && len(txnInfoMap) > 0 {
// Find the highest gas price among the first transaction of each account
var highestGasPrice *big.Int
var selectedSender string
// Compare first transaction (lowest nonce) from each account
for sender, txns := range txnInfoMap {
if len(txns) == 0 {
delete(txnInfoMap, sender)
continue
}
// First tx has lowest nonce due to earlier sorting
if highestGasPrice == nil || txns[0].gasPrice.Cmp(highestGasPrice) > 0 {
highestGasPrice = txns[0].gasPrice
selectedSender = sender
}
}
var gasPriceSortedSlice []*txnInfo
if len(senderNonceSortedSliceGroup) > 0 {
gasPriceSortedSlice = make([]*txnInfo, 0, len(senderNonceSortedSliceGroup[0]))
for i := range senderNonceSortedSliceGroup {
gasPriceSortedSlice = mergeSort(len(gasPriceSortedSlice)+len(senderNonceSortedSliceGroup[i]), gasPriceSortedSlice, senderNonceSortedSliceGroup[i])
}
}
for i := range gasPriceSortedSlice {
remaing -= int64(gasPriceSortedSlice[i].gasLimit)
if remaing <= 0 {
h.feemarketKeeper.SetSuggestionGasPrice(ctx, gasPriceSortedSlice[i].gasPrice)
if selectedSender == "" {
break
}
// Process the selected transaction
selectedTx := txnInfoMap[selectedSender][0]
remaing -= int64(selectedTx.gasLimit)
lastProcessedTx = selectedTx
// Remove processed transaction
txnInfoMap[selectedSender] = txnInfoMap[selectedSender][1:]
if len(txnInfoMap[selectedSender]) == 0 {
delete(txnInfoMap, selectedSender)
}
}
if remaing > 0 {
h.feemarketKeeper.SetSuggestionGasPrice(ctx, big.NewInt(0))
if lastProcessedTx != nil && remaing <= 0 {
h.feemarketKeeper.SetSuggestionGasPrice(ctx, lastProcessedTx.gasPrice)
} else {
h.feemarketKeeper.SetSuggestionGasPrice(ctx, big.NewInt(1))
}
}