eth/gasprice: improve stability of estimated price (ethereum#22722)

This PR makes the gas price oracle ignore transactions priced at `<=1 wei`.
METADIUM · Apr 28, 2021 · 256c5d6 · 256c5d6
1 parent 0c99868
commit 256c5d6
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/eth/gasprice/gasprice.go b/eth/gasprice/gasprice.go
@@ -199,6 +199,9 @@ func (gpo *Oracle) getBlockPrices(ctx context.Context, signer types.Signer, bloc
 
 	var prices []*big.Int
 	for _, tx := range txs {
+		if tx.GasPriceIntCmp(common.Big1) <= 0 {
+			continue
+		}
 		sender, err := types.Sender(signer, tx)
 		if err == nil && sender != block.Coinbase() {
 			prices = append(prices, tx.GasPrice())