diff --git a/server/coordinator/scheduler/scheduler_manager.go b/server/coordinator/scheduler/scheduler_manager.go
index e4a8ea22..dfec6f25 100644
--- a/server/coordinator/scheduler/scheduler_manager.go
+++ b/server/coordinator/scheduler/scheduler_manager.go
@@ -21,7 +21,7 @@ import (
 )
 
 const (
-	schedulerInterval   = time.Second * 5
+	schedulerInterval   = time.Second * 15
 	defaultHashReplicas = 50
 )