diff --git a/internal/datacoord/compaction.go b/internal/datacoord/compaction.go
index fe730caf52..7ae50eb75c 100644
--- a/internal/datacoord/compaction.go
+++ b/internal/datacoord/compaction.go
@@ -535,9 +535,6 @@ func (c *compactionPlanHandler) getCompactionTask(planID int64) CompactionTask {
 
 func (c *compactionPlanHandler) enqueueCompaction(task *datapb.CompactionTask) error {
 	log := log.With(zap.Int64("planID", task.GetPlanID()), zap.Int64("triggerID", task.GetTriggerID()), zap.Int64("collectionID", task.GetCollectionID()), zap.String("type", task.GetType().String()))
-	if c.isFull() {
-		return errCompactionBusy
-	}
 	t, err := c.createCompactTask(task)
 	if err != nil {
 		return err
@@ -571,12 +568,11 @@ func (c *compactionPlanHandler) createCompactTask(t *datapb.CompactionTask) (Com
 		}
 	case datapb.CompactionType_ClusteringCompaction:
 		task = &clusteringCompactionTask{
-			CompactionTask:      t,
-			meta:                c.meta,
-			sessions:            c.sessions,
-			handler:             c.handler,
-			analyzeScheduler:    c.analyzeScheduler,
-			lastUpdateStateTime: time.Now().UnixMilli(),
+			CompactionTask:   t,
+			meta:             c.meta,
+			sessions:         c.sessions,
+			handler:          c.handler,
+			analyzeScheduler: c.analyzeScheduler,
 		}
 	default:
 		return nil, merr.WrapErrIllegalCompactionPlan("illegal compaction type")
diff --git a/internal/datacoord/compaction_task.go b/internal/datacoord/compaction_task.go
index 57e52f21c3..6cfdcb9af8 100644
--- a/internal/datacoord/compaction_task.go
+++ b/internal/datacoord/compaction_task.go
@@ -100,3 +100,15 @@ func setStartTime(startTime int64) compactionTaskOpt {
 		task.StartTime = startTime
 	}
 }
+
+func setRetryTimes(retryTimes int32) compactionTaskOpt {
+	return func(task *datapb.CompactionTask) {
+		task.RetryTimes = retryTimes
+	}
+}
+
+func setLastStateStartTime(lastStateStartTime int64) compactionTaskOpt {
+	return func(task *datapb.CompactionTask) {
+		task.LastStateStartTime = lastStateStartTime
+	}
+}
diff --git a/internal/datacoord/compaction_task_clustering.go b/internal/datacoord/compaction_task_clustering.go
index 245a7c6375..fedd0902c4 100644
--- a/internal/datacoord/compaction_task_clustering.go
+++ b/internal/datacoord/compaction_task_clustering.go
@@ -47,10 +47,9 @@ const (
 
 type clusteringCompactionTask struct {
 	*datapb.CompactionTask
-	plan                *datapb.CompactionPlan
-	result              *datapb.CompactionPlanResult
-	span                trace.Span
-	lastUpdateStateTime int64
+	plan   *datapb.CompactionPlan
+	result *datapb.CompactionPlanResult
+	span   trace.Span
 
 	meta             CompactionMeta
 	sessions         SessionManager
@@ -66,24 +65,22 @@ func (t *clusteringCompactionTask) Process() bool {
 		log.Warn("fail in process task", zap.Error(err))
 		if merr.IsRetryableErr(err) && t.RetryTimes < taskMaxRetryTimes {
 			// retry in next Process
-			t.RetryTimes = t.RetryTimes + 1
+			t.updateAndSaveTaskMeta(setRetryTimes(t.RetryTimes + 1))
 		} else {
 			log.Error("task fail with unretryable reason or meet max retry times", zap.Error(err))
-			t.State = datapb.CompactionTaskState_failed
-			t.FailReason = err.Error()
+			t.updateAndSaveTaskMeta(setState(datapb.CompactionTaskState_failed), setFailReason(err.Error()))
 		}
 	}
 	// task state update, refresh retry times count
 	currentState := t.State.String()
 	if currentState != lastState {
-		t.RetryTimes = 0
 		ts := time.Now().UnixMilli()
-		lastStateDuration := ts - t.lastUpdateStateTime
+		t.updateAndSaveTaskMeta(setRetryTimes(0), setLastStateStartTime(ts))
+		lastStateDuration := ts - t.GetLastStateStartTime()
 		log.Info("clustering compaction task state changed", zap.String("lastState", lastState), zap.String("currentState", currentState), zap.Int64("elapse", lastStateDuration))
 		metrics.DataCoordCompactionLatency.
 			WithLabelValues(fmt.Sprint(typeutil.IsVectorType(t.GetClusteringKeyField().DataType)), datapb.CompactionType_ClusteringCompaction.String(), lastState).
 			Observe(float64(lastStateDuration))
-		t.lastUpdateStateTime = ts
 
 		if t.State == datapb.CompactionTaskState_completed {
 			t.updateAndSaveTaskMeta(setEndTime(ts))
diff --git a/internal/datacoord/compaction_test.go b/internal/datacoord/compaction_test.go
index cb48e69496..12baa0f34f 100644
--- a/internal/datacoord/compaction_test.go
+++ b/internal/datacoord/compaction_test.go
@@ -528,7 +528,7 @@ func (s *CompactionPlanHandlerSuite) TestGetCompactionTask() {
 
 func (s *CompactionPlanHandlerSuite) TestExecCompactionPlan() {
 	s.SetupTest()
-	s.mockMeta.EXPECT().CheckAndSetSegmentsCompacting(mock.Anything).Return(true, true).Once()
+	s.mockMeta.EXPECT().CheckAndSetSegmentsCompacting(mock.Anything).Return(true, true).Maybe()
 	s.mockMeta.EXPECT().SaveCompactionTask(mock.Anything).Return(nil)
 	handler := newCompactionPlanHandler(nil, s.mockSessMgr, s.mockCm, s.mockMeta, s.mockAlloc, nil, nil)
 
@@ -545,7 +545,7 @@ func (s *CompactionPlanHandlerSuite) TestExecCompactionPlan() {
 	s.handler.taskNumber.Add(1000)
 	task.PlanID = 2
 	err = s.handler.enqueueCompaction(task)
-	s.Error(err)
+	s.NoError(err)
 }
 
 func (s *CompactionPlanHandlerSuite) TestCheckCompaction() {
diff --git a/internal/datacoord/compaction_trigger_v2.go b/internal/datacoord/compaction_trigger_v2.go
index 573eccf0b8..92fe48c5ed 100644
--- a/internal/datacoord/compaction_trigger_v2.go
+++ b/internal/datacoord/compaction_trigger_v2.go
@@ -289,6 +289,7 @@ func (m *CompactionTriggerManager) SubmitClusteringViewToScheduler(ctx context.C
 		PreferSegmentRows:  preferSegmentRows,
 		TotalRows:          totalRows,
 		AnalyzeTaskID:      taskID + 1,
+		LastStateStartTime: time.Now().UnixMilli(),
 	}
 	err = m.compactionHandler.enqueueCompaction(task)
 	if err != nil {
diff --git a/internal/proto/data_coord.proto b/internal/proto/data_coord.proto
index 81af5196a6..c2b5a8e5e2 100644
--- a/internal/proto/data_coord.proto
+++ b/internal/proto/data_coord.proto
@@ -913,6 +913,7 @@ message CompactionTask{
   int64 prefer_segment_rows = 22;
   int64 analyzeTaskID = 23;
   int64 analyzeVersion = 24;
+  int64 lastStateStartTime = 25;
 }
 
 message PartitionStatsInfo {