diff --git a/cmd/geth/chaincmd.go b/cmd/geth/chaincmd.go
index 48aa0e4648..0b6ba77958 100644
--- a/cmd/geth/chaincmd.go
+++ b/cmd/geth/chaincmd.go
@@ -474,11 +474,12 @@ func showMetrics() {
 	fmt.Println("StateCopyTime:    ", state.StateCopyTime)
 	fmt.Println("StateCopyNewTime: ", state.StateNewTime)
 	fmt.Println("StateDeepCpTime:  ", state.StateDeepCpTime)
-	fmt.Println("PrefetchBALTime:  ", core.PrefetchBALTime)
+	fmt.Println("PrefetchBALtime:  ", core.PrefetchBALTime)
 	fmt.Println("PrefetchMergeTime:", core.PrefetchMergeBALTime)
 	fmt.Println("ParallelExeTime: ", core.ParallelExeTime)
 	fmt.Println("PostMergeTime:    ", core.PostMergeTime)
-	fmt.Println("PrefetchTrieTime: ", core.PrefetchTrieTimer)
+	fmt.Println("PrefetchTrieWallTime: ", core.PrefetchTrieTimer)
+	// fmt.Println("PrefetchTrieCPUtime:  ", state.PrefetchTrieCPUTime)
 
 	// total
 	fmt.Println("blockInsertTimer", blockInsertTimer.Total())
diff --git a/core/parallel_state_processor.go b/core/parallel_state_processor.go
index aa08530be1..34f34fe20c 100644
--- a/core/parallel_state_processor.go
+++ b/core/parallel_state_processor.go
@@ -101,9 +101,9 @@ func (p *ParallelStateProcessor) Process(block *types.Block, statedb *state.Stat
 	go func() {
 		defer wg.Done()
 
-		start := time.Now()
+		preCalPostStart := time.Now()
 		statedb.PreComputePostState(block.NumberU64(), runtime.NumCPU()/2)
-		PrefetchMergeBALTime += time.Since(start)
+		PrefetchMergeBALTime += time.Since(preCalPostStart)
 
 		exeStart := time.Now()
 		result, err = p.executeParallel(block, statedb, cfg, gp, signer, context, initialdb)
diff --git a/core/state/statedb.go b/core/state/statedb.go
index e9ffba5689..ecf06102cd 100644
--- a/core/state/statedb.go
+++ b/core/state/statedb.go
@@ -27,6 +27,7 @@ import (
 	"slices"
 	"sync"
 	"sync/atomic"
+	"syscall"
 	"time"
 
 	"github.com/ethereum/go-ethereum/common"
@@ -217,7 +218,7 @@ func init() {
 	case BalPreblockKeysPostValues:
 		{
 			println("bal preblock keys post values")
-			fileName = "access_lists_kpostv.2000.json"
+			fileName = "access_lists_kpostv.json"
 			data, err := os.ReadFile(fileName)
 			if err != nil {
 				log.Error("Failed to load access lists", "err", err)
@@ -732,9 +733,23 @@ func (s *StateDB) MergePostBalStates() {
 	}
 }
 
+// Must profile it seperately with sequentially processing postState merge and parallel processing in parallel_state_processor.go
+var PrefetchTrieCPUTime = time.Duration(0)
+
+func GetCPU() int64 {
+	usage := new(syscall.Rusage)
+	syscall.Getrusage(syscall.RUSAGE_SELF, usage)
+	return usage.Utime.Nano() + usage.Stime.Nano()
+}
+
 func (s *StateDB) PrefetchTrie() {
 	var workers errgroup.Group
 
+	cpuUsed := runtime.NumCPU() / 2
+	workers.SetLimit(cpuUsed)
+
+	start := GetCPU()
+
 	for addr := range s.journal.dirties {
 		addr := addr
 		// s.trie.GetAccount(addr)
@@ -778,6 +793,8 @@ func (s *StateDB) PrefetchTrie() {
 		tr, _ := s.db.OpenStorageTrie(s.originalRoot, params.BeaconRootsAddress, obj.data.Root, nil)
 		obj.trie = tr
 	}
+
+	PrefetchTrieCPUTime += time.Duration((GetCPU() - start) / int64(cpuUsed) * 2)
 }
 
 func (s *StateDB) setRefund(gas uint64) {