diff --git a/br/pkg/lightning/backend/external/iter.go b/br/pkg/lightning/backend/external/iter.go
index 8dfc22f2aec08..718a8f1143768 100644
--- a/br/pkg/lightning/backend/external/iter.go
+++ b/br/pkg/lightning/backend/external/iter.go
@@ -229,8 +229,6 @@ func (i *mergeIter[T, R]) next() bool {
 				// currently only one reader will become hotspot
 				if cnt > (checkHotspotPeriod / 2) {
 					i.lastHotspotIdx = idx
-
-					logutil.BgLogger().Info("new hotspot reader", zap.Any("idx", i.lastHotspotIdx), zap.Any("cnt", cnt))
 					break
 				}
 			}