diff --git a/k8s/cmd/commands/deploy/deploy_vineyard_deployment.go b/k8s/cmd/commands/deploy/deploy_vineyard_deployment.go
index 948a1772..a05a43df 100644
--- a/k8s/cmd/commands/deploy/deploy_vineyard_deployment.go
+++ b/k8s/cmd/commands/deploy/deploy_vineyard_deployment.go
@@ -105,9 +105,9 @@ func GetVineyardDeploymentObjectsFromTemplate() ([]*unstructured.Unstructured, e
 			return etcdConfig
 		},
 		"toYaml": func(v interface{}) string {
-			bs, error := yaml.Marshal(v)
-			if error != nil {
-				log.Error(error, "failed to marshal object %v to yaml", v)
+			bs, err := yaml.Marshal(v)
+			if err != nil {
+				log.Error(err, "failed to marshal object %v to yaml", v)
 				return ""
 			}
 			return string(bs)
diff --git a/k8s/cmd/commands/deploy/deploy_vineyard_deployment_test.go b/k8s/cmd/commands/deploy/deploy_vineyard_deployment_test.go
index 571f2742..7d737f0f 100644
--- a/k8s/cmd/commands/deploy/deploy_vineyard_deployment_test.go
+++ b/k8s/cmd/commands/deploy/deploy_vineyard_deployment_test.go
@@ -403,6 +403,7 @@ func TestGetVineyardDeploymentObjectsFromTemplate_third(t *testing.T) {
 												"limits":   nil,
 												"requests": nil,
 											},
+											"securityContext": map[string]interface{}{},
 											"command": []interface{}{
 												"/bin/bash",
 												"-c",
diff --git a/k8s/cmd/commands/inject/inject.go b/k8s/cmd/commands/inject/inject.go
index 14ba077c..03f79f97 100644
--- a/k8s/cmd/commands/inject/inject.go
+++ b/k8s/cmd/commands/inject/inject.go
@@ -240,6 +240,7 @@ var (
 	    resources:
 	      limits: null
 	      requests: null
+	    securityContext: {}
 	    volumeMounts:
 	    - mountPath: /var/run
 	      name: vineyard-socket
@@ -487,9 +488,9 @@ func GetManifestFromTemplate(workload string) (OutputManifests, error) {
 			return etcdConfig
 		},
 		"toYaml": func(v interface{}) string {
-			bs, error := yaml.Marshal(v)
-			if error != nil {
-				log.Error(error, "failed to marshal object %v to yaml", v)
+			bs, err := yaml.Marshal(v)
+			if err != nil {
+				log.Error(err, "failed to marshal object %v to yaml", v)
 				return ""
 			}
 			return string(bs)
diff --git a/k8s/cmd/commands/inject/inject_test.go b/k8s/cmd/commands/inject/inject_test.go
index 08762204..b7b56d7d 100644
--- a/k8s/cmd/commands/inject/inject_test.go
+++ b/k8s/cmd/commands/inject/inject_test.go
@@ -246,6 +246,7 @@ spec:
         resources:
           limits: null
           requests: null
+        securityContext: {}
         volumeMounts:
         - mountPath: /var/run
           name: vineyard-socket
@@ -303,6 +304,7 @@ spec:
     resources:
       limits: null
       requests: null
+    securityContext: {}
     volumeMounts:
     - mountPath: /var/run
       name: vineyard-socket
diff --git a/k8s/cmd/commands/util/template_test.go b/k8s/cmd/commands/util/template_test.go
index b0800e28..517e043a 100644
--- a/k8s/cmd/commands/util/template_test.go
+++ b/k8s/cmd/commands/util/template_test.go
@@ -18,6 +18,7 @@ package util
 import (
 	_ "embed"
 	"reflect"
+	"strings"
 	"testing"
 	"time"
 
@@ -25,6 +26,7 @@ import (
 	"k8s.io/apimachinery/pkg/api/resource"
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 	"k8s.io/apimachinery/pkg/apis/meta/v1/unstructured"
+	"sigs.k8s.io/yaml"
 
 	"github.com/v6d-io/v6d/k8s/apis/k8s/v1alpha1"
 	"github.com/v6d-io/v6d/k8s/cmd/commands/flags"
@@ -57,6 +59,18 @@ func Test_RenderManifestAsObj(t *testing.T) {
 					"getEtcdConfig": func() k8s.EtcdConfig {
 						return etcdConfig
 					},
+					"toYaml": func(v interface{}) string {
+						bs, err := yaml.Marshal(v)
+						if err != nil {
+							t.Error(err, "failed to marshal object %v to yaml", v)
+							return ""
+						}
+						return string(bs)
+					},
+					"indent": func(spaces int, s string) string {
+						prefix := strings.Repeat(" ", spaces)
+						return prefix + strings.Replace(s, "\n", "\n"+prefix, -1)
+					},
 				},
 			},
 			want: &unstructured.Unstructured{
@@ -152,6 +166,18 @@ func TestBuildObjsFromEtcdManifests(t *testing.T) {
 		"getEtcdConfig": func() k8s.EtcdConfig {
 			return etcdConfig
 		},
+		"toYaml": func(v interface{}) string {
+			bs, err := yaml.Marshal(v)
+			if err != nil {
+				t.Error(err, "failed to marshal object %v to yaml", v)
+				return ""
+			}
+			return string(bs)
+		},
+		"indent": func(spaces int, s string) string {
+			prefix := strings.Repeat(" ", spaces)
+			return prefix + strings.Replace(s, "\n", "\n"+prefix, -1)
+		},
 	}
 	vineyardd := value
 	name := vineyardd.Name
@@ -215,6 +241,18 @@ func TestBuildObjsFromVineyarddManifests(t *testing.T) {
 		"getEtcdConfig": func() k8s.EtcdConfig {
 			return etcdConfig
 		},
+		"toYaml": func(v interface{}) string {
+			bs, err := yaml.Marshal(v)
+			if err != nil {
+				t.Error(err, "failed to marshal object %v to yaml", v)
+				return ""
+			}
+			return string(bs)
+		},
+		"indent": func(spaces int, s string) string {
+			prefix := strings.Repeat(" ", spaces)
+			return prefix + strings.Replace(s, "\n", "\n"+prefix, -1)
+		},
 	}
 
 	objs, err := BuildObjsFromVineyarddManifests(files, value, tmplFunc)
@@ -271,6 +309,18 @@ func TestBuildObjsFromManifests(t *testing.T) {
 		"getBackupConfig": func() k8s.BackupConfig {
 			return backupCfg
 		},
+		"toYaml": func(v interface{}) string {
+			bs, err := yaml.Marshal(v)
+			if err != nil {
+				t.Error(err, "failed to marshal object %v to yaml", v)
+				return ""
+			}
+			return string(bs)
+		},
+		"indent": func(spaces int, s string) string {
+			prefix := strings.Repeat(" ", spaces)
+			return prefix + strings.Replace(s, "\n", "\n"+prefix, -1)
+		},
 	}
 
 	objs, err := BuildObjsFromManifests(templateName, backup, tmplFunc)
diff --git a/k8s/controllers/k8s/sidecar_controller.go b/k8s/controllers/k8s/sidecar_controller.go
index c2035a38..0333d308 100644
--- a/k8s/controllers/k8s/sidecar_controller.go
+++ b/k8s/controllers/k8s/sidecar_controller.go
@@ -70,9 +70,9 @@ func (r *SidecarReconciler) Reconcile(ctx context.Context, req ctrl.Request) (ct
 		TmplFunc: map[string]interface{}{
 			"getEtcdConfig": nil,
 			"toYaml": func(v interface{}) string {
-				bs, error := yaml.Marshal(v)
-				if error != nil {
-					logger.Error(error, "failed to marshal object %v to yaml", v)
+				bs, err := yaml.Marshal(v)
+				if err != nil {
+					logger.Error(err, "failed to marshal object %v to yaml", v)
 					return ""
 				}
 				return string(bs)
diff --git a/k8s/controllers/k8s/vineyardd_controller.go b/k8s/controllers/k8s/vineyardd_controller.go
index 7abca9d7..bb935662 100644
--- a/k8s/controllers/k8s/vineyardd_controller.go
+++ b/k8s/controllers/k8s/vineyardd_controller.go
@@ -91,9 +91,9 @@ func (r *VineyarddReconciler) Reconcile(
 				return q.String()
 			},
 			"toYaml": func(v interface{}) string {
-				bs, error := yaml.Marshal(v)
-				if error != nil {
-					logger.Error(error, "failed to marshal object %v to yaml", v)
+				bs, err := yaml.Marshal(v)
+				if err != nil {
+					logger.Error(err, "failed to marshal object %v to yaml", v)
 					return ""
 				}
 				return string(bs)
diff --git a/python/vineyard/core/client.py b/python/vineyard/core/client.py
index 86b035c7..10a4ffb3 100644
--- a/python/vineyard/core/client.py
+++ b/python/vineyard/core/client.py
@@ -530,7 +530,7 @@ def _fetch_object(self, object_id: ObjectID) -> Object:
         meta = self.get_meta(object_id)
 
         if self.has_ipc_client():
-            if meta.instance_id == self._ipc_client.instance_id:
+            if meta.instance_id == self._ipc_client.instance_id or meta.isglobal:
                 return self._ipc_client.get_object(object_id, fetch=False)
             else:
                 warnings.warn(