triedb/pathdb: track state count

Author: rjl493456442

triedb/pathdb/lookup.go

@@ -301,6 +301,18 @@ func (l *lookup) addLayer(diff *diffLayer) {
 		l.addStorageNodes(state, diff.nodes.storageNodes)
 	}()
 
+	states := len(diff.states.accountData)
+	for _, slots := range diff.states.storageData {
+		states += len(slots)
+	}
+	lookupStateMeter.Mark(int64(states))
+
+	trienodes := len(diff.nodes.accountNodes)
+	for _, nodes := range diff.nodes.storageNodes {
+		trienodes += len(nodes)
+	}
+	lookupTrienodeMeter.Mark(int64(trienodes))
+
 	wg.Wait()
 }
 

triedb/pathdb/metrics.go

@@ -80,6 +80,8 @@ var (
 	lookupRemoveLayerTimer         = metrics.NewRegisteredResettingTimer("pathdb/lookup/remove/time", nil)
 	lookupAddTrienodeLayerTimer    = metrics.NewRegisteredResettingTimer("pathdb/lookup/trienode/add/time", nil)
 	lookupRemoveTrienodeLayerTimer = metrics.NewRegisteredResettingTimer("pathdb/lookup/trienode/remove/time", nil)
+	lookupStateMeter               = metrics.NewRegisteredMeter("pathdb/lookup/state/count", nil)
+	lookupTrienodeMeter            = metrics.NewRegisteredMeter("pathdb/lookup/trienode/count", nil)
 
 	historicalAccountReadTimer = metrics.NewRegisteredResettingTimer("pathdb/history/account/reads", nil)
 	historicalStorageReadTimer = metrics.NewRegisteredResettingTimer("pathdb/history/storage/reads", nil)