miner: initialize maps with capacity (#27228)

* miner : initialize maps with known size * miner:some reverts
2023-05-09 01:24:43 -06:00 · 2023-05-09 01:24:43 -06:00 · c798507642
commit c798507642
parent 5021d36d35
1 changed files with 1 additions and 1 deletions
--- a/miner/worker.go
+++ b/miner/worker.go
@ -628,7 +628,7 @@ func (w *worker) mainLoop() {
 				if gp := w.current.gasPool; gp != nil && gp.Gas() < params.TxGas {
 					continue
 				}
-				txs := make(map[common.Address]types.Transactions)
+				txs := make(map[common.Address]types.Transactions, len(ev.Txs))
 				for _, tx := range ev.Txs {
 					acc, _ := types.Sender(w.current.signer, tx)
 					txs[acc] = append(txs[acc], tx)