diff --git a/README.md b/README.md
index 5aed712a..fa16dadd 100644
--- a/README.md
+++ b/README.md
@@ -242,14 +242,14 @@ You can now execute `nvidia-smi` command in the container and see the difference
 To Upgrade the k8s-vgpu to the latest version, all you need to do is restart the chart. The latest will be downloaded automatically.
 
 ```
-$ helm uninstall vgpu
-$ helm install vgpu vgpu
+$ helm uninstall vgpu -n kube-system
+$ helm install vgpu vgpu -n kube-system
 ```
 
 ### Uninstall 
 
 ```
-helm uninstall vgpu
+helm uninstall vgpu -n kube-system
 ```
 
 ## Tests
diff --git a/README_cn.md b/README_cn.md
index ab102e58..cb6b87af 100644
--- a/README_cn.md
+++ b/README_cn.md
@@ -239,14 +239,14 @@ spec:
 只需要重新启动整个Chart即可自动完成更新，最新的镜像会被自动下载
 
 ```
-$ helm uninstall vgpu
-$ helm install vgpu vgpu
+$ helm uninstall vgpu -n kube-system
+$ helm install vgpu vgpu -n kube-system
 ```
 
 ### 卸载
 
 ```
-$ helm uninstall vgpu
+$ helm uninstall vgpu -n kube-system
 ```
 
 ## 测试
diff --git a/cmd/nvidia-container-runtime/dockerclient.go b/cmd/nvidia-container-runtime/dockerclient.go
deleted file mode 100644
index 3e92d4f7..00000000
--- a/cmd/nvidia-container-runtime/dockerclient.go
+++ /dev/null
@@ -1,63 +0,0 @@
-package main
-
-import (
-	"bytes"
-	"context"
-
-	"github.com/docker/docker/api/types"
-	"github.com/docker/docker/api/types/container"
-	"github.com/docker/docker/api/types/mount"
-	client "github.com/docker/docker/client"
-	log "github.com/sirupsen/logrus"
-)
-
-func GetDockerClient() *client.Client {
-	cli, err := client.NewClientWithOpts(client.FromEnv, client.WithAPIVersionNegotiation())
-	if err != nil {
-		panic(err)
-	}
-	return cli
-}
-
-func InspecctContainer(ctx context.Context, ctrname string, logger *log.Logger) {
-	client := GetDockerClient()
-	json, err := client.ContainerInspect(ctx, ctrname)
-	if err != nil {
-		logger.Println("err=", err.Error())
-	}
-	logger.Println("LABELS=", json.Config.Labels)
-}
-
-func RunContainer(ctx context.Context, image string, cmd []string, env []string, mount []mount.Mount, shmSize int64) string {
-	client := GetDockerClient()
-	resp, err := client.ContainerCreate(ctx, &container.Config{
-		Image: image,
-		Cmd:   cmd,
-		Env:   env,
-	}, &container.HostConfig{
-		Mounts:  mount,
-		ShmSize: shmSize,
-	}, nil, nil, "")
-	if err != nil {
-		panic(err)
-	}
-	if err := client.ContainerStart(ctx, resp.ID, types.ContainerStartOptions{}); err != nil {
-		panic(err)
-	}
-	statusCh, errCh := client.ContainerWait(ctx, resp.ID, container.WaitConditionNotRunning)
-	select {
-	case err := <-errCh:
-		if err != nil {
-			panic(err)
-		}
-	case <-statusCh:
-	}
-
-	out, err := client.ContainerLogs(ctx, resp.ID, types.ContainerLogsOptions{ShowStdout: true})
-	if err != nil {
-		panic(err)
-	}
-	buf := new(bytes.Buffer)
-	buf.ReadFrom(out)
-	return buf.String()
-}
diff --git a/cmd/nvidia-container-runtime/nvcr.go b/cmd/nvidia-container-runtime/nvcr.go
index d0605890..0930e3d8 100644
--- a/cmd/nvidia-container-runtime/nvcr.go
+++ b/cmd/nvidia-container-runtime/nvcr.go
@@ -19,7 +19,6 @@ package main
 import (
 	"errors"
 	"fmt"
-	"io/ioutil"
 	"os"
 	"os/exec"
 	"strings"
@@ -55,13 +54,13 @@ func newNvidiaContainerRuntimeWithLogger(logger *log.Logger, runtime oci.Runtime
 // forwarded to the underlying runtime's Exec method.
 func (r nvidiaContainerRuntime) Exec(args []string) error {
 	if r.modificationRequired(args) {
-		fmt.Println("NEED modification")
+		//		fmt.Println("NEED modification")
 		err := r.modifyOCISpec()
 		if err != nil {
 			return fmt.Errorf("error modifying OCI spec: %v", err)
 		}
 	} else {
-		fmt.Println("Need not modification")
+		//fmt.Println("Need not modification")
 	}
 
 	r.logger.Println("Forwarding command to runtime")
@@ -164,54 +163,55 @@ func (r nvidiaContainerRuntime) addNVIDIAHook(spec *specs.Spec) error {
 		}
 	}
 
-	r.logger.Printf("prestart hook path: %s %s\n", path)
-	envmap, newuuids, err := GetNvidiaUUID(r, spec.Process.Env)
-	if err != nil {
-		r.logger.Println("GetNvidiaUUID failed")
-	} else {
-		if len(envmap) > 0 {
-			restr := ""
-			for idx, val := range envmap {
-				restr = appendtofilestr(idx, val, restr)
-
-				tmp1 := idx + "=" + val
-				found := false
-				for idx1, val1 := range spec.Process.Env {
-					if strings.Compare(strings.Split(val1, "=")[0], idx) == 0 {
-						spec.Process.Env[idx1] = tmp1
-						found = true
-						r.logger.Println("modified env", tmp1)
-						continue
+	/*
+		r.logger.Printf("prestart hook path: %s %s\n", path)
+		envmap, newuuids, err := GetNvidiaUUID(r, spec.Process.Env)
+		if err != nil {
+			r.logger.Println("GetNvidiaUUID failed")
+		} else {
+			if len(envmap) > 0 {
+				restr := ""
+				for idx, val := range envmap {
+					restr = appendtofilestr(idx, val, restr)
+
+					tmp1 := idx + "=" + val
+					found := false
+					for idx1, val1 := range spec.Process.Env {
+						if strings.Compare(strings.Split(val1, "=")[0], idx) == 0 {
+							spec.Process.Env[idx1] = tmp1
+							found = true
+							r.logger.Println("modified env", tmp1)
+							continue
+						}
+					}
+					if !found {
+						spec.Process.Env = append(spec.Process.Env, tmp1)
+						r.logger.Println("appended env", tmp1)
 					}
 				}
-				if !found {
-					spec.Process.Env = append(spec.Process.Env, tmp1)
-					r.logger.Println("appended env", tmp1)
+				restr = appendtofilestr("CUDA_DEVICE_MEMORY_SHARED_CACHE", "/tmp/vgpu/cudevshr.cache", restr)
+				ioutil.WriteFile("envfile.vgpu", []byte(restr), os.ModePerm)
+				dir, _ := os.Getwd()
+				sharedmnt := specs.Mount{
+					Destination: "/tmp/envfile.vgpu",
+					Source:      dir + "/envfile.vgpu",
+					Type:        "bind",
+					Options:     []string{"rbind", "rw"},
 				}
-			}
-			restr = appendtofilestr("CUDA_DEVICE_MEMORY_SHARED_CACHE", "/tmp/vgpu/cudevshr.cache", restr)
-			ioutil.WriteFile("envfile.vgpu", []byte(restr), os.ModePerm)
-			dir, _ := os.Getwd()
-			sharedmnt := specs.Mount{
-				Destination: "/tmp/envfile.vgpu",
-				Source:      dir + "/envfile.vgpu",
-				Type:        "bind",
-				Options:     []string{"rbind", "rw"},
-			}
-			spec.Mounts = append(spec.Mounts, sharedmnt)
+				spec.Mounts = append(spec.Mounts, sharedmnt)
 
-			//spec.Mounts = append(spec.Mounts, )
-		}
-		if len(newuuids) > 0 {
-			//r.logger.Println("Get new uuids", newuuids)
-			//spec.Process.Env = append(spec.Process.Env, newuuids[0])
-			err1 := r.addMonitor(newuuids, spec)
-			if err1 != nil {
-				r.logger.Println("addMonitorPath failed", err1.Error())
+				//spec.Mounts = append(spec.Mounts, )
+			}
+			if len(newuuids) > 0 {
+				//r.logger.Println("Get new uuids", newuuids)
+				//spec.Process.Env = append(spec.Process.Env, newuuids[0])
+				err1 := r.addMonitor(newuuids, spec)
+				if err1 != nil {
+					r.logger.Println("addMonitorPath failed", err1.Error())
+				}
 			}
 		}
-	}
-
+	*/
 	args := []string{path}
 	if spec.Hooks == nil {
 		spec.Hooks = &specs.Hooks{}
diff --git a/deployments/vgpu/templates/scheduler/webhook.yaml b/deployments/vgpu/templates/scheduler/webhook.yaml
index d044b737..6f7c262e 100644
--- a/deployments/vgpu/templates/scheduler/webhook.yaml
+++ b/deployments/vgpu/templates/scheduler/webhook.yaml
@@ -4,7 +4,7 @@ metadata:
   name: {{ include "4pd-vgpu.scheduler.webhook" . }}
 webhooks:
   - admissionReviewVersions:
-    - v1
+    - v1beta1
     clientConfig:
       service:
         name: {{ include "4pd-vgpu.scheduler" . }}
diff --git a/go.mod b/go.mod
index 10d1c39b..4349a282 100644
--- a/go.mod
+++ b/go.mod
@@ -4,77 +4,35 @@ go 1.15
 
 require (
 	4pd.io/k8s-vgpu/pkg/api v0.0.0
-	github.com/Microsoft/go-winio v0.4.17
 	github.com/NVIDIA/go-gpuallocator v0.2.1
 	github.com/NVIDIA/gpu-monitoring-tools v0.0.0-20210624153948-4902944b3b52
-	github.com/beorn7/perks v1.0.1
-	github.com/cespare/xxhash/v2 v2.1.1
-	github.com/containerd/containerd v1.5.5
-	github.com/davecgh/go-spew v1.1.1
-	github.com/docker/distribution v2.7.1+incompatible
+	github.com/containerd/containerd v1.5.5 // indirect
 	github.com/docker/docker v20.10.8+incompatible
-	github.com/docker/go-connections v0.4.0
-	github.com/docker/go-units v0.4.0
-	github.com/evanphx/json-patch v4.11.0+incompatible
+	github.com/docker/go-connections v0.4.0 // indirect
 	github.com/fsnotify/fsnotify v1.4.9
-	github.com/go-logr/logr v0.4.0
-	github.com/gogo/protobuf v1.3.2
-	github.com/golang/protobuf v1.5.2
-	github.com/google/go-cmp v0.5.5
-	github.com/google/gofuzz v1.1.0
-	github.com/google/uuid v1.2.0
-	github.com/googleapis/gnostic v0.5.5
-	github.com/hashicorp/golang-lru v0.5.4
-	github.com/imdario/mergo v0.3.12
-	github.com/json-iterator/go v1.1.11
 	github.com/julienschmidt/httprouter v1.3.0
-	github.com/matttproud/golang_protobuf_extensions v1.0.2-0.20181231171920-c182affec369
-	github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd
-	github.com/modern-go/reflect2 v1.0.1
 	github.com/morikuni/aec v1.0.0 // indirect
-	github.com/opencontainers/go-digest v1.0.0
-	github.com/opencontainers/image-spec v1.0.1
 	github.com/opencontainers/runtime-spec v1.0.3-0.20210326190908-1c3f411f0417
 	github.com/pelletier/go-toml v1.8.1
-	github.com/pkg/errors v0.9.1
-	github.com/pmezard/go-difflib v1.0.0
 	github.com/prometheus/client_golang v1.11.0
-	github.com/prometheus/client_model v0.2.0
-	github.com/prometheus/common v0.26.0
-	github.com/prometheus/procfs v0.6.0
 	github.com/sirupsen/logrus v1.8.1
 	github.com/spf13/cobra v1.1.3
 	github.com/spf13/jwalterweatherman v1.1.0 // indirect
-	github.com/spf13/pflag v1.0.5
 	github.com/spf13/viper v1.7.0
 	github.com/stretchr/testify v1.7.0
 	github.com/tsaikd/KDGoLib v0.0.0-20191001134900-7f3cf518e07d
 	golang.org/x/exp v0.0.0-20200224162631-6cc2880d07d6
 	golang.org/x/net v0.0.0-20210428140749-89ef3d95e781
-	golang.org/x/oauth2 v0.0.0-20200107190931-bf48bf16ab8d
-	golang.org/x/sys v0.0.0-20210603081109-ebe580a85c40
-	golang.org/x/term v0.0.0-20210220032956-6a3ed077a48d
-	golang.org/x/text v0.3.6
-	golang.org/x/time v0.0.0-20210611083556-38a9dc6acbc6
-	gomodules.xyz/jsonpatch/v2 v2.2.0
-	google.golang.org/appengine v1.6.7
 	google.golang.org/grpc v1.39.0
 	google.golang.org/protobuf v1.26.0
-	gopkg.in/inf.v0 v0.9.1
-	gopkg.in/yaml.v2 v2.4.0
-	gopkg.in/yaml.v3 v3.0.0-20210107192922-496545a6307b
 	gotest.tools/v3 v3.0.3
 	k8s.io/api v0.21.2
 	k8s.io/apimachinery v0.21.2
 	k8s.io/client-go v0.21.2
 	k8s.io/klog/v2 v2.9.0
-	k8s.io/kube-openapi v0.0.0-20210305001622-591a79e4bda7
 	k8s.io/kube-scheduler v0.21.2
 	k8s.io/kubelet v0.21.2
-	k8s.io/utils v0.0.0-20210527160623-6fdb442a123b
 	sigs.k8s.io/controller-runtime v0.9.3
-	sigs.k8s.io/structured-merge-diff/v4 v4.1.0
-	sigs.k8s.io/yaml v1.2.0
 )
 
 replace (