diff --git a/pkg/controllers/cluster/cluster_controller.go b/pkg/controllers/cluster/cluster_controller.go
index 153963b90e30..df4a2b282ce8 100644
--- a/pkg/controllers/cluster/cluster_controller.go
+++ b/pkg/controllers/cluster/cluster_controller.go
@@ -33,7 +33,9 @@ const (
 	// sleep between retrying cluster health updates.
 	MonitorRetrySleepTime = 20 * time.Millisecond
 	// HealthUpdateRetry controls the number of retries of writing cluster health update.
-	HealthUpdateRetry = 5
+	HealthUpdateRetry                 = 5
+	eventTypeCreateExecutionNamespace = "CreateExecutionNamespace"
+	eventTypeRemoveExecutionNamespace = "RemoveExecutionNamespace"
 )
 
 // Controller is to sync Cluster.
@@ -113,6 +115,7 @@ func (c *Controller) syncCluster(cluster *clusterv1alpha1.Cluster) (controllerru
 	// create execution space
 	err := c.createExecutionSpace(cluster)
 	if err != nil {
+		c.EventRecorder.Event(cluster, corev1.EventTypeWarning, fmt.Sprintf("Failed %s", eventTypeCreateExecutionNamespace), err.Error())
 		return controllerruntime.Result{Requeue: true}, err
 	}
 
@@ -127,6 +130,7 @@ func (c *Controller) removeCluster(cluster *clusterv1alpha1.Cluster) (controller
 	}
 	if err != nil {
 		klog.Errorf("Failed to remove execution space %v, err is %v", cluster.Name, err)
+		c.EventRecorder.Event(cluster, corev1.EventTypeWarning, fmt.Sprintf("Failed %s", eventTypeRemoveExecutionNamespace), err.Error())
 		return controllerruntime.Result{Requeue: true}, err
 	}
 
@@ -175,7 +179,7 @@ func (c *Controller) ensureRemoveExecutionSpace(cluster *clusterv1alpha1.Cluster
 	}
 
 	executionSpaceObj := &corev1.Namespace{}
-	err = c.Client.Get(context.TODO(), types.NamespacedName{Name: executionSpaceName}, executionSpaceObj)
+	err = c.Get(context.TODO(), types.NamespacedName{Name: executionSpaceName}, executionSpaceObj)
 	if apierrors.IsNotFound(err) {
 		klog.V(2).Infof("Removed execution space(%s)", executionSpaceName)
 		return false, nil