diff --git a/charts/greptimedb-cluster/README.md b/charts/greptimedb-cluster/README.md
index 582c093..8b16298 100644
--- a/charts/greptimedb-cluster/README.md
+++ b/charts/greptimedb-cluster/README.md
@@ -65,14 +65,42 @@ helm uninstall mycluster -n default
 | Key | Type | Default | Description |
 |-----|------|---------|-------------|
 | datanode.config | string | `""` | Extra datanode config in toml format. |
-| datanode.podTemplate | object | `{}` | The pod template for datanode. |
+| datanode.podTemplate | object | `{"affinity":{},"annotations":{},"labels":{},"main":{"args":[],"command":[],"env":[],"image":"","resources":{"limits":{},"requests":{}}},"nodeSelector":{},"serviceaccount":{"annotations":{},"create":false,"name":"datanode-sa"},"tolerations":[]}` | The pod template for datanode |
+| datanode.podTemplate.affinity | object | `{}` | The pod affinity |
+| datanode.podTemplate.annotations | object | `{}` | The annotations to be created to the pod. |
+| datanode.podTemplate.labels | object | `{}` | The labels to be created to the pod. |
+| datanode.podTemplate.main | object | `{"args":[],"command":[],"env":[],"image":"","resources":{"limits":{},"requests":{}}}` | The spec of main container |
+| datanode.podTemplate.main.args | list | `[]` | The arguments to be passed to the command |
+| datanode.podTemplate.main.command | list | `[]` | The command to be executed in the container |
+| datanode.podTemplate.main.env | list | `[]` | The environment variables for the container |
+| datanode.podTemplate.main.image | string | `""` | The datanode image. |
+| datanode.podTemplate.main.resources.limits | object | `{}` | The resources limits for the container |
+| datanode.podTemplate.main.resources.requests | object | `{}` | The requested resources for the container |
+| datanode.podTemplate.nodeSelector | object | `{}` | The pod node selector |
+| datanode.podTemplate.serviceaccount.annotations | object | `{}` | The annotations for datanode serviceaccount |
+| datanode.podTemplate.serviceaccount.create | bool | `false` | Create a service account |
+| datanode.podTemplate.serviceaccount.name | string | `"datanode-sa"` | The serviceaccount name |
+| datanode.podTemplate.tolerations | list | `[]` | The pod tolerations |
 | datanode.replicas | int | `3` | Datanode replicas |
 | datanode.storage.storageClassName | string | `nil` | Storage class for datanode persistent volume |
 | datanode.storage.storageRetainPolicy | string | `"Retain"` | Storage retain policy for datanode persistent volume |
 | datanode.storage.storageSize | string | `"10Gi"` | Storage size for datanode persistent volume |
 | datanode.storage.walDir | string | `"/tmp/greptimedb/wal"` | The wal directory of the storage, default is "/tmp/greptimedb/wal" |
 | frontend.config | string | `""` | Extra frontend config in toml format. |
-| frontend.podTemplate | object | `{}` | The pod template for frontend. |
+| frontend.podTemplate | object | `{"affinity":{},"annotations":{},"labels":{},"main":{"args":[],"command":[],"env":[],"image":"","resources":{"limits":{},"requests":{}}},"nodeSelector":{},"serviceAccountName":"","tolerations":[]}` | The pod template for datanode |
+| frontend.podTemplate.affinity | object | `{}` | The pod affinity |
+| frontend.podTemplate.annotations | object | `{}` | The annotations to be created to the pod. |
+| frontend.podTemplate.labels | object | `{}` | The labels to be created to the pod. |
+| frontend.podTemplate.main | object | `{"args":[],"command":[],"env":[],"image":"","resources":{"limits":{},"requests":{}}}` | The spec of main container |
+| frontend.podTemplate.main.args | list | `[]` | The arguments to be passed to the command |
+| frontend.podTemplate.main.command | list | `[]` | The command to be executed in the container |
+| frontend.podTemplate.main.env | list | `[]` | The environment variables for the container |
+| frontend.podTemplate.main.image | string | `""` | The datanode image. |
+| frontend.podTemplate.main.resources.limits | object | `{}` | The resources limits for the container |
+| frontend.podTemplate.main.resources.requests | object | `{}` | The requested resources for the container |
+| frontend.podTemplate.nodeSelector | object | `{}` | The pod node selector |
+| frontend.podTemplate.serviceAccountName | string | `""` | The service account for frontend |
+| frontend.podTemplate.tolerations | list | `[]` | The pod tolerations |
 | frontend.replicas | int | `1` | Frontend replicas |
 | frontend.service | object | `{}` | Frontend service |
 | frontend.tls | object | `{}` | Frontend tls configure |
@@ -87,7 +115,20 @@ helm uninstall mycluster -n default
 | initializer.tag | string | `"0.1.0-alpha.17"` | Initializer image tag |
 | meta.config | string | `""` | Extra Meta config in toml format. |
 | meta.etcdEndpoints | string | `"etcd.default.svc.cluster.local:2379"` | Meta etcd endpoints |
-| meta.podTemplate | object | `{}` | The pod template for Meta. |
+| meta.podTemplate | object | `{"affinity":{},"annotations":{},"labels":{},"main":{"args":[],"command":[],"env":[],"image":"","resources":{"limits":{},"requests":{}}},"nodeSelector":{},"serviceAccountName":"","tolerations":[]}` | The pod template for datanode |
+| meta.podTemplate.affinity | object | `{}` | The pod affinity |
+| meta.podTemplate.annotations | object | `{}` | The annotations to be created to the pod. |
+| meta.podTemplate.labels | object | `{}` | The labels to be created to the pod. |
+| meta.podTemplate.main | object | `{"args":[],"command":[],"env":[],"image":"","resources":{"limits":{},"requests":{}}}` | The spec of main container |
+| meta.podTemplate.main.args | list | `[]` | The arguments to be passed to the command |
+| meta.podTemplate.main.command | list | `[]` | The command to be executed in the container |
+| meta.podTemplate.main.env | list | `[]` | The environment variables for the container |
+| meta.podTemplate.main.image | string | `""` | The datanode image. |
+| meta.podTemplate.main.resources.limits | object | `{}` | The resources limits for the container |
+| meta.podTemplate.main.resources.requests | object | `{}` | The requested resources for the container |
+| meta.podTemplate.nodeSelector | object | `{}` | The pod node selector |
+| meta.podTemplate.serviceAccountName | string | `""` | The service account for meta |
+| meta.podTemplate.tolerations | list | `[]` | The pod tolerations |
 | meta.replicas | int | `1` | Meta replicas |
 | mysqlServicePort | int | `4002` | GreptimeDB mysql service port |
 | openTSDBServicePort | int | `4242` | GreptimeDB opentsdb service port |
@@ -95,7 +136,4 @@ helm uninstall mycluster -n default
 | prometheusMonitor | object | `{}` | Configure to prometheus podmonitor |
 | resources.limits | object | `{"cpu":"500m","memory":"512Mi"}` | The resources limits for the container |
 | resources.requests | object | `{"cpu":"500m","memory":"512Mi"}` | The requested resources for the container |
-| serviceAccount.annotations | object | `{}` | The annotations for serviceaccount |
-| serviceAccount.create | bool | `true` | Create a service account |
-| serviceAccount.name | string | `"greptimedb-cluster"` | The serviceaccount name |
 | storage | object | `{"local":{},"oss":{},"s3":{}}` | Configure to storage |
diff --git a/charts/greptimedb-cluster/templates/cluster.yaml b/charts/greptimedb-cluster/templates/cluster.yaml
index c46e2a2..8c25e8e 100644
--- a/charts/greptimedb-cluster/templates/cluster.yaml
+++ b/charts/greptimedb-cluster/templates/cluster.yaml
@@ -16,9 +16,6 @@ spec:
       - name: {{ . }}
     {{- end }}
     {{- end }}
-    {{- if .Values.serviceAccount.create }}
-    serviceAccountName: {{ .Values.serviceAccount.name }}
-    {{- end }}
   frontend:
     replicas: {{ .Values.frontend.replicas }}
     {{- if .Values.frontend.config }}
@@ -32,9 +29,41 @@ spec:
     {{- if .Values.frontend.service }}
     service: {{- toYaml .Values.frontend.service | nindent 6 }}
     {{- end }}
-    {{- if .Values.frontend.podTemplate }}
-    template: {{- toYaml .Values.frontend.podTemplate | nindent 6 }}
-    {{- end }}
+    template:
+      main:
+        {{- if .Values.frontend.podTemplate.main.image }}
+        image: {{ .Values.frontend.podTemplate.main.image }}
+        {{- end }}
+        {{- if .Values.frontend.podTemplate.main.command }}
+        command: {{ .Values.frontend.podTemplate.main.command }}
+        {{- end }}
+        {{- if .Values.frontend.podTemplate.main.args }}
+        args: {{ .Values.frontend.podTemplate.main.args }}
+        {{- end }}
+        {{- if .Values.frontend.podTemplate.main.env }}
+        env: {{- toYaml .Values.frontend.podTemplate.main.env | nindent 8 }}
+        {{- end }}
+        resources:
+          requests: {{ .Values.frontend.podTemplate.main.resources.requests | toYaml | nindent 12 }}
+          limits: {{ .Values.frontend.podTemplate.main.resources.limits | toYaml | nindent 12 }}
+      {{- if .Values.frontend.podTemplate.annotations }}
+      annotations: {{ .Values.frontend.podTemplate.annotations | toYaml | nindent 8 }}
+      {{- end }}
+      {{- if .Values.frontend.podTemplate.labels }}
+      labels: {{ .Values.frontend.podTemplate.labels | toYaml | nindent 8 }}
+      {{- end }}
+      {{- if .Values.frontend.podTemplate.serviceAccountName }}
+      serviceAccountName: {{ .Values.frontend.podTemplate.serviceAccountName }}
+      {{- end }}
+      {{- if .Values.frontend.podTemplate.tolerations }}
+      tolerations: {{ .Values.frontend.podTemplate.tolerations | toYaml | nindent 8 }}
+      {{- end }}
+      {{- if .Values.frontend.podTemplate.affinity }}
+      affinity: {{ .Values.frontend.podTemplate.affinity | toYaml | nindent 8 }}
+      {{- end }}
+      {{- if .Values.frontend.podTemplate.nodeSelector }}
+      nodeSelector: {{ .Values.frontend.podTemplate.nodeSelector | toYaml | nindent 8 }}
+      {{- end }}
   meta:
     replicas: {{ .Values.meta.replicas }}
     {{- if .Values.meta.config }}
@@ -45,18 +74,82 @@ spec:
     etcdEndpoints:
       - {{ .Values.meta.etcdEndpoints }}
     {{- end }}
-    {{- if .Values.meta.podTemplate }}
-    template: {{- toYaml .Values.meta.podTemplate | nindent 6 }}
-    {{- end }}
+    template:
+      main:
+        {{- if .Values.meta.podTemplate.main.image }}
+        image: {{ .Values.meta.podTemplate.main.image }}
+        {{- end }}
+        {{- if .Values.meta.podTemplate.main.command }}
+        command: {{ .Values.meta.podTemplate.main.command }}
+        {{- end }}
+        {{- if .Values.meta.podTemplate.main.args }}
+        args: {{ .Values.meta.podTemplate.main.args }}
+        {{- end }}
+        {{- if .Values.meta.podTemplate.main.env }}
+        env: {{- toYaml .Values.meta.podTemplate.main.env | nindent 8 }}
+        {{- end }}
+        resources:
+          requests: {{ .Values.meta.podTemplate.main.resources.requests | toYaml | nindent 12 }}
+          limits: {{ .Values.meta.podTemplate.main.resources.limits | toYaml | nindent 12 }}
+      {{- if .Values.meta.podTemplate.annotations }}
+      annotations: {{ .Values.meta.podTemplate.annotations | toYaml | nindent 8 }}
+      {{- end }}
+      {{- if .Values.meta.podTemplate.labels }}
+      labels: {{ .Values.meta.podTemplate.labels | toYaml | nindent 8 }}
+      {{- end }}
+      {{- if .Values.meta.podTemplate.serviceAccountName }}
+      serviceAccountName: {{ .Values.meta.podTemplate.serviceAccountName }}
+      {{- end }}
+      {{- if .Values.meta.podTemplate.tolerations }}
+      tolerations: {{ .Values.meta.podTemplate.tolerations | toYaml | nindent 8 }}
+      {{- end }}
+      {{- if .Values.meta.podTemplate.affinity }}
+      affinity: {{ .Values.meta.podTemplate.affinity | toYaml | nindent 8 }}
+      {{- end }}
+      {{- if .Values.meta.podTemplate.nodeSelector }}
+      nodeSelector: {{ .Values.meta.podTemplate.nodeSelector | toYaml | nindent 8 }}
+      {{- end }}
   datanode:
     replicas: {{ .Values.datanode.replicas }}
     {{- if .Values.datanode.config }}
     config: |-
       {{ .Values.datanode.config | nindent 6 }}
     {{- end }}
-    {{- if .Values.datanode.podTemplate }}
-    template: {{- toYaml .Values.datanode.podTemplate | nindent 6 }}
-    {{- end }}
+    template:
+      main:
+        {{- if .Values.datanode.podTemplate.main.image }}
+        image: {{ .Values.datanode.podTemplate.main.image }}
+        {{- end }}
+        {{- if .Values.datanode.podTemplate.main.command }}
+        command: {{ .Values.datanode.podTemplate.main.command }}
+        {{- end }}
+        {{- if .Values.datanode.podTemplate.main.args }}
+        args: {{ .Values.datanode.podTemplate.main.args }}
+        {{- end }}
+        {{- if .Values.datanode.podTemplate.main.env }}
+        env: {{- toYaml .Values.datanode.podTemplate.main.env | nindent 8 }}
+        {{- end }}
+        resources:
+          requests: {{ .Values.datanode.podTemplate.main.resources.requests | toYaml | nindent 12 }}
+          limits: {{ .Values.datanode.podTemplate.main.resources.limits | toYaml | nindent 12 }}
+      {{- if .Values.datanode.podTemplate.annotations }}
+      annotations: {{ .Values.datanode.podTemplate.annotations | toYaml | nindent 8 }}
+      {{- end }}
+      {{- if .Values.datanode.podTemplate.labels }}
+      labels: {{ .Values.datanode.podTemplate.labels | toYaml | nindent 8 }}
+      {{- end }}
+      {{- if .Values.datanode.podTemplate.serviceaccount.create }}
+      serviceAccountName: {{ .Values.datanode.podTemplate.serviceaccount.name }}
+      {{- end }}
+      {{- if .Values.datanode.podTemplate.tolerations }}
+      tolerations: {{ .Values.datanode.podTemplate.tolerations | toYaml | nindent 8 }}
+      {{- end }}
+      {{- if .Values.datanode.podTemplate.affinity }}
+      affinity: {{ .Values.datanode.podTemplate.affinity | toYaml | nindent 8 }}
+      {{- end }}
+      {{- if .Values.datanode.podTemplate.nodeSelector }}
+      nodeSelector: {{ .Values.datanode.podTemplate.nodeSelector | toYaml | nindent 8 }}
+      {{- end }}
     storage:
       storageClassName: {{ .Values.datanode.storage.storageClassName }}
       storageSize: {{ .Values.datanode.storage.storageSize }}
diff --git a/charts/greptimedb-cluster/templates/datanode-serviceaccount.yaml b/charts/greptimedb-cluster/templates/datanode-serviceaccount.yaml
new file mode 100644
index 0000000..fd67483
--- /dev/null
+++ b/charts/greptimedb-cluster/templates/datanode-serviceaccount.yaml
@@ -0,0 +1,11 @@
+{{- if .Values.datanode.podTemplate.serviceaccount.create }}
+apiVersion: v1
+kind: ServiceAccount
+metadata:
+  name: {{ .Values.datanode.podTemplate.serviceaccount.name }}
+  namespace: {{ .Release.Namespace }}
+  {{- with .Values.datanode.podTemplate.serviceaccount.annotations }}
+  annotations:
+    {{- toYaml . | nindent 4 }}
+  {{- end }}
+{{- end }}
diff --git a/charts/greptimedb-cluster/templates/serviceaccount.yaml b/charts/greptimedb-cluster/templates/serviceaccount.yaml
deleted file mode 100644
index f1832b9..0000000
--- a/charts/greptimedb-cluster/templates/serviceaccount.yaml
+++ /dev/null
@@ -1,11 +0,0 @@
-{{- if .Values.serviceAccount.create }}
-apiVersion: v1
-kind: ServiceAccount
-metadata:
-  name: {{ .Values.serviceAccount.name }}
-  namespace: {{ .Release.Namespace }}
-  {{- with .Values.serviceAccount.annotations }}
-  annotations:
-    {{- toYaml . | nindent 4 }}
-  {{- end }}
-{{- end }}
diff --git a/charts/greptimedb-cluster/values.yaml b/charts/greptimedb-cluster/values.yaml
index 89c1da7..57fcd86 100644
--- a/charts/greptimedb-cluster/values.yaml
+++ b/charts/greptimedb-cluster/values.yaml
@@ -18,14 +18,6 @@ resources:
     cpu: 500m
     memory: 512Mi
 
-serviceAccount:
-  # -- Create a service account
-  create: true
-  # -- The serviceaccount name
-  name: greptimedb-cluster
-  # -- The annotations for serviceaccount
-  annotations: {}
-
 frontend:
   # -- Frontend replicas
   replicas: 1
@@ -33,8 +25,44 @@ frontend:
   # -- Extra frontend config in toml format.
   config: ""
 
-  # -- The pod template for frontend.
-  podTemplate: {}
+  # -- The pod template for datanode
+  podTemplate:
+    # -- The spec of main container
+    main:
+      # -- The datanode image.
+      image: ""
+
+      resources:
+        # -- The requested resources for the container
+        requests: {}
+        #  cpu: "1"
+        #  memory: "2Gi"
+        # -- The resources limits for the container
+        limits: {}
+        #  cpu: "1"
+        #  memory: "2Gi"
+
+      # -- The environment variables for the container
+      env: []
+
+      # -- The command to be executed in the container
+      command: []
+
+      # -- The arguments to be passed to the command
+      args: []
+
+    # -- The annotations to be created to the pod.
+    annotations: {}
+    # -- The labels to be created to the pod.
+    labels: {}
+    # -- The pod node selector
+    nodeSelector: {}
+    # -- The pod tolerations
+    tolerations: []
+    # -- The pod affinity
+    affinity: {}
+    # -- The service account for frontend
+    serviceAccountName: ""
 
   # -- Frontend service
   service: {}
@@ -50,8 +78,44 @@ meta:
   # -- Extra Meta config in toml format.
   config: ""
 
-  # -- The pod template for Meta.
-  podTemplate: {}
+  # -- The pod template for datanode
+  podTemplate:
+    # -- The spec of main container
+    main:
+      # -- The datanode image.
+      image: ""
+
+      resources:
+        # -- The requested resources for the container
+        requests: {}
+        #  cpu: "1"
+        #  memory: "2Gi"
+        # -- The resources limits for the container
+        limits: {}
+        #  cpu: "1"
+        #  memory: "2Gi"
+
+      # -- The environment variables for the container
+      env: []
+
+      # -- The command to be executed in the container
+      command: []
+
+      # -- The arguments to be passed to the command
+      args: []
+
+    # -- The annotations to be created to the pod.
+    annotations: {}
+    # -- The labels to be created to the pod.
+    labels: {}
+    # -- The pod node selector
+    nodeSelector: {}
+    # -- The pod tolerations
+    tolerations: []
+    # -- The pod affinity
+    affinity: {}
+    # -- The service account for meta
+    serviceAccountName: ""
 
   # -- Meta etcd endpoints
   etcdEndpoints: "etcd.default.svc.cluster.local:2379"
@@ -63,8 +127,49 @@ datanode:
   # -- Extra datanode config in toml format.
   config: ""
 
-  # -- The pod template for datanode.
-  podTemplate: {}
+  # -- The pod template for datanode
+  podTemplate:
+    # -- The spec of main container
+    main:
+      # -- The datanode image.
+      image: ""
+
+      resources:
+        # -- The requested resources for the container
+        requests: {}
+        #  cpu: "1"
+        #  memory: "2Gi"
+        # -- The resources limits for the container
+        limits: {}
+        #  cpu: "1"
+        #  memory: "2Gi"
+
+      # -- The environment variables for the container
+      env: []
+
+      # -- The command to be executed in the container
+      command: []
+
+      # -- The arguments to be passed to the command
+      args: []
+
+    # -- The annotations to be created to the pod.
+    annotations: {}
+    # -- The labels to be created to the pod.
+    labels: {}
+    # -- The pod node selector
+    nodeSelector: {}
+    # -- The pod tolerations
+    tolerations: []
+    # -- The pod affinity
+    affinity: {}
+    serviceaccount:
+      # -- Create a service account
+      create: false
+      # -- The serviceaccount name
+      name: datanode-sa
+      # -- The annotations for datanode serviceaccount
+      annotations: {}
 
   storage:
     # -- Storage class for datanode persistent volume