statistics: reduce the call times of DefaultAntiCount (#5760)

ref #5692 Signed-off-by: Ryan Leung <[email protected]>
tikv · Dec 6, 2022 · b072008 · b072008
1 parent 54f2a32
commit b072008
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/server/statistics/hot_peer_cache.go b/server/statistics/hot_peer_cache.go
@@ -98,11 +98,12 @@ func NewHotPeerCache(kind RWType) *hotPeerCache {
 // RegionStats returns hot items
 func (f *hotPeerCache) RegionStats(minHotDegree int) map[uint64][]*HotPeerStat {
 	res := make(map[uint64][]*HotPeerStat)
+	defaultAntiCount := f.kind.DefaultAntiCount()
 	for storeID, peers := range f.peersOfStore {
 		values := peers.GetAll()
 		stat := make([]*HotPeerStat, 0, len(values))
 		for _, v := range values {
-			if peer := v.(*HotPeerStat); peer.HotDegree >= minHotDegree && !peer.inCold && peer.AntiCount == f.kind.DefaultAntiCount() {
+			if peer := v.(*HotPeerStat); peer.HotDegree >= minHotDegree && !peer.inCold && peer.AntiCount == defaultAntiCount {
 				stat = append(stat, peer)
 			}
 		}