diff --git a/charts/greptimedb-standalone/templates/podmonitor.yaml b/charts/greptimedb-standalone/templates/podmonitor.yaml
index 148a6b0..938a886 100644
--- a/charts/greptimedb-standalone/templates/podmonitor.yaml
+++ b/charts/greptimedb-standalone/templates/podmonitor.yaml
@@ -1,13 +1,20 @@
+{{- if .Values.monitoring.enabled }}
 apiVersion: monitoring.coreos.com/v1
 kind: PodMonitor
 metadata:
   name: {{ include "greptimedb.fullname" . }}
   namespace: {{ .Release.Namespace }}
+  {{- with .Values.monitoring.labels }}
   labels:
-    release: prometheus
+    {{- toYaml . | nindent 4 }}
+  {{- end }}
+  {{- with .Values.monitoring.annotations }}
+  annotations:
+    {{- toYaml . | nindent 4 }}
+  {{- end }}
 spec:
   podMetricsEndpoints:
-    - interval: 30s
+    - interval: {{ .Values.monitoring.interval }}
       port: http
       path: /metrics
   namespaceSelector:
@@ -16,3 +23,4 @@ spec:
   selector:
     matchLabels:
       {{- include "greptimedb.selectorLabels" . | nindent 6 }}
+{{- end }}
diff --git a/charts/greptimedb-standalone/templates/service.yaml b/charts/greptimedb-standalone/templates/service.yaml
index 673f826..09ac8d0 100644
--- a/charts/greptimedb-standalone/templates/service.yaml
+++ b/charts/greptimedb-standalone/templates/service.yaml
@@ -4,6 +4,10 @@ metadata:
   name: {{ include "greptimedb.fullname" . }}
   labels:
     {{- include "greptimedb.labels" . | nindent 4 }}
+  {{- with .Values.service.annotations }}
+  annotations:
+    {{- toYaml . | nindent 4 }}
+  {{- end }}
 spec:
   type: {{ .Values.service.type }}
   ports:
diff --git a/charts/greptimedb-standalone/templates/statefulset.yaml b/charts/greptimedb-standalone/templates/statefulset.yaml
index 260ecee..1c73867 100644
--- a/charts/greptimedb-standalone/templates/statefulset.yaml
+++ b/charts/greptimedb-standalone/templates/statefulset.yaml
@@ -90,19 +90,19 @@ spec:
             {{- toYaml . | nindent 12 }}
           {{- end }}
           volumeMounts:
-            - name: tmp
-              mountPath: /tmp
+            - name: data
+              mountPath: /data
           {{- with .Values.resources }}
           resources:
             {{- toYaml . | nindent 12 }}
           {{- end }}
       {{- with .Values.affinity }}
       affinity:
-        {{- tpl . $ | nindent 8 }}
+        {{- toYaml . | nindent 8 }}
       {{- end }}
       {{- with .Values.dnsConfig }}
       dnsConfig:
-        {{- tpl . $ | nindent 8 }}
+        {{- toYaml . | nindent 8 }}
       {{- end }}
       {{- with .Values.nodeSelector }}
       nodeSelector:
@@ -112,15 +112,12 @@ spec:
       tolerations:
         {{- toYaml . | nindent 8 }}
       {{- end }}
-      volumes:
-        - name: tmp
-          emptyDir: {}
   {{- if .Values.persistence.enabled }}
   volumeClaimTemplates:
     - apiVersion: v1
       kind: PersistentVolumeClaim
       metadata:
-        name: storage
+        name: data
       spec:
         accessModes:
           - ReadWriteOnce
diff --git a/charts/greptimedb-standalone/values.yaml b/charts/greptimedb-standalone/values.yaml
index 780f03e..99bbf14 100644
--- a/charts/greptimedb-standalone/values.yaml
+++ b/charts/greptimedb-standalone/values.yaml
@@ -33,9 +33,32 @@ command: [
 args: []
 
 # Environment variables
-env: []
-#  - name: DEMO_GREETING
-#    value: "Hello from the environment"
+env:
+  GREPTIMEDB_STANDALONE__HTTP_OPTIONS__ADDR: "0.0.0.0:4000"
+  GREPTIMEDB_STANDALONE__HTTP_OPTIONS__TIMEOUT: "120s"
+  GREPTIMEDB_STANDALONE__PROM_OPTIONS__ADDR: "0.0.0.0:4004"
+  GREPTIMEDB_STANDALONE__WAL__FILE_SIZE: "128MB"
+  GREPTIMEDB_STANDALONE__WAL__PURGE_THRESHOLD: "2GB"
+  GREPTIMEDB_STANDALONE__STORAGE__TYPE: "File"
+  # Temporary put this in another directory to clear the database's data.
+  GREPTIMEDB_STANDALONE__STORAGE__DATA_HOME: "/tmp/greptimedb/data"
+  # GREPTIMEDB_STANDALONE__STORAGE__TYPE: "S3"
+  # GREPTIMEDB_STANDALONE__STORAGE__BUCKET: "bucket-name"
+  # GREPTIMEDB_STANDALONE__STORAGE__ROOT: "/data"
+  # GREPTIMEDB_STANDALONE__STORAGE__REGION: "ap-southeast-1"
+  GREPTIMEDB_STANDALONE__STORAGE__CACHE_PATH: "/tmp/greptimedb/s3cache"
+  GREPTIMEDB_STANDALONE__STORAGE__GLOBAL_TTL: "1d"
+  GREPTIMEDB_STANDALONE__STORAGE__MANIFEST__CHECKPOINT_ON_STARTUP: "true"
+  # GREPTIMEDB_STANDALONE__STORAGE__FLUSH__REGION_WRITE_BUFFER_SIZE: "256MB"
+  # GREPTIMEDB_STANDALONE__STORAGE__FLUSH__REGION_WRITE_BUFFER_SIZE: "1MB"
+  GREPTIMEDB_STANDALONE__STORAGE__FLUSH__GLOBAL_WRITE_BUFFER_SIZE: "512MB"
+  # GREPTIMEDB_STANDALONE__STORAGE__FLUSH__GLOBAL_WRITE_BUFFER_SIZE: "300MB"
+  # GREPTIMEDB_STANDALONE__STORAGE__FLUSH__GLOBAL_WRITE_BUFFER_SIZE: "100MB"
+  # GREPTIMEDB_STANDALONE__STORAGE__FLUSH__AUTO_FLUSH_INTERVAL: "5m"
+  # GREPTIMEDB_STANDALONE__STORAGE__FLUSH__MAX_FLUSH_TASKS: "2"
+  # GREPTIMEDB_STANDALONE__STORAGE__COMPACTION__MAX_INFLIGHT_TASKS: "2"
+  MALLOC_CONF: "prof:true"
+  # GREPTIMEDB_STANDALONE__STORAGE__SKIP_WAL: "true"
 
 # Environment variables
 envFrom: {}
@@ -64,10 +87,6 @@ securityContext: {}
 #  runAsGroup: 3000
 #  fsGroup: 2000
 
-service:
-  type: ClusterIP
-
-
 # Resource requests and limits for the container
 resources: {}
 #  limits:
@@ -77,12 +96,10 @@ resources: {}
 #    cpu: 200m
 #    memory: 512Mi
 
-
 # The node selector
 nodeSelector: {}
 #  disktype: ssd
 
-
 # The tolerations
 tolerations: {}
 #  - key: "key1"
@@ -90,7 +107,6 @@ tolerations: {}
 #    value: "value1"
 #    effect: "NoSchedule"
 
-
 # The affinity rules
 affinity: {}
 #  nodeAffinity:
@@ -121,23 +137,32 @@ dnsConfig: {}
 #    - name: ndots
 #      value: "2"
 
-
 # Grace period to allow the single binary to shutdown before it is killed
 terminationGracePeriodSeconds: 30
 
-
 persistence:
   # Enable persistent disk
   enabled: true
-
   # Enable StatefulSetAutoDeletePVC feature
   enableStatefulSetAutoDeletePVC: false
-
   # Size of persistent disk
   size: 10Gi
-
   # Storage class name
   storageClass: null
-
   # Selector for persistent disk
   selector: null
+
+monitoring:
+  enabled: true
+  # PodMonitor annotations
+  annotations: {}
+  # PodMonitor labels
+  labels:
+    release: prometheus
+  # PodMonitor scrape interval
+  interval: 15s
+
+service:
+  type: ClusterIP
+  # Annotations for Service
+  annotations: {}