diff --git a/cli/cmd/fmt.go b/cli/cmd/fmt.go
index 9dd8f0533..54fb0bf0c 100644
--- a/cli/cmd/fmt.go
+++ b/cli/cmd/fmt.go
@@ -263,15 +263,15 @@ func formatVerInfoTableRow(verInfo *proto.VolVersionInfo) string {
 }
 
 var (
-	dataPartitionTablePattern = "%-8v    %-8v    %-10v    %-10v     %-18v    %-18v"
+	dataPartitionTablePattern = "%-8v    %-8v    %-10v    %-10v     %-10v     %-18v    %-18v"
 	dataPartitionTableHeader  = fmt.Sprintf(dataPartitionTablePattern,
-		"ID", "REPLICAS", "STATUS", "ISRECOVER", "LEADER", "MEMBERS")
+		"ID", "REPLICAS", "STATUS", "ISRECOVER", "MEDIA", "LEADER", "MEMBERS")
 )
 
 func formatDataPartitionTableRow(view *proto.DataPartitionResponse) string {
 	return fmt.Sprintf(dataPartitionTablePattern,
-		view.PartitionID, view.ReplicaNum, formatDataPartitionStatus(view.Status), view.IsRecover, view.LeaderAddr,
-		strings.Join(view.Hosts, ","))
+		view.PartitionID, view.ReplicaNum, formatDataPartitionStatus(view.Status), view.IsRecover,
+		proto.MediaTypeString(view.MediaType), view.LeaderAddr, strings.Join(view.Hosts, ","))
 }
 
 var (
diff --git a/master/data_partition_map.go b/master/data_partition_map.go
index 84ecfd33b..062a9b3ee 100644
--- a/master/data_partition_map.go
+++ b/master/data_partition_map.go
@@ -39,7 +39,7 @@ type DataPartitionMap struct {
 	lastAutoCreateTime      time.Time
 	volName                 string
 	readMutex               sync.RWMutex
-	partitionMapByMediaType map[uint32]map[uint64]struct{} //level-1 key: mediaType, level-2 key: dpId
+	partitionMapByMediaType map[uint32]map[uint64]struct{} // level-1 key: mediaType, level-2 key: dpId
 	rwCntByMediaType        map[uint32]int                 // readable and writable dp count by mediaType
 }
 
diff --git a/master/vol.go b/master/vol.go
index ba275db21..bb0ae9f49 100644
--- a/master/vol.go
+++ b/master/vol.go
@@ -651,9 +651,10 @@ func (vol *Vol) checkDataPartitions(c *Cluster) (cnt int) {
 	shouldDpInhibitWriteByVolFull := vol.shouldInhibitWriteBySpaceFull()
 	vol.SetReadOnlyForVolFull(shouldDpInhibitWriteByVolFull)
 
-	if vol.Status != proto.VolStatusMarkDelete && proto.IsHot(vol.VolType) && vol.IsReadOnlyForVolFull() {
-		//check if need create dp for each allowedStorageClass of vol
+	if vol.Status != proto.VolStatusMarkDelete && proto.IsHot(vol.VolType) &&
+		(time.Now().Unix()-vol.createTime >= defaultIntervalToCheckDataPartition) {
 		for _, asc := range vol.allowedStorageClass {
+			//check if need create dp for each allowedStorageClass of vol
 			if !proto.IsStorageClassReplica(asc) {
 				continue
 			}
@@ -666,6 +667,7 @@ func (vol *Vol) checkDataPartitions(c *Cluster) (cnt int) {
 				c.batchCreateDataPartition(vol, 1, false, mediaType)
 			}
 		}
+
 	}
 
 	totalPreloadCapacity := uint64(0)