diff --git a/clusterpedia/Chart.yaml b/clusterpedia/Chart.yaml
index cce5c2b..7daff79 100644
--- a/clusterpedia/Chart.yaml
+++ b/clusterpedia/Chart.yaml
@@ -15,7 +15,7 @@ type: application
 # This is the chart version. This version number should be incremented each time you make changes
 # to the chart and its templates, including the app version.
 # Versions are expected to follow Semantic Versioning (https://semver.org/)
-version: 0.0.2
+version: 0.0.3
 
 # This is the version number of the application being deployed. This version number should be
 # incremented each time you make changes to the application. Versions are not expected to
diff --git a/clusterpedia/templates/internalstorage-configmap.yaml b/clusterpedia/templates/internalstorage-configmap.yaml
index 24b34b5..2b28223 100644
--- a/clusterpedia/templates/internalstorage-configmap.yaml
+++ b/clusterpedia/templates/internalstorage-configmap.yaml
@@ -11,10 +11,14 @@ data:
     port: {{ include "clusterpedia.storage.port" . }}
     user: {{ include "clusterpedia.storage.user" . }}
     database: {{ include "clusterpedia.storage.database" . }}
-    {{- if .Values.log.enabled }}
+    {{ if .Values.storageConfig.log.enabled }}
     log:
-      stdout: {{ .Values.log.stdout }}
-      level: {{ .Values.log.level | default "Warn" | quote }}
-      slowThreshold: {{ .Values.log.slowThreshold }}
-      ignoreRecordNotFoundError: {{ .Values.log.ignoreRecordNotFoundError }}
-    {{- end -}}
+      stdout: {{ .Values.storageConfig.log.stdout }}
+      level: {{ .Values.storageConfig.log.level | default "Warn" | quote }}
+      slowThreshold: {{ .Values.storageConfig.log.slowThreshold }}
+      ignoreRecordNotFoundError: {{ .Values.storageConfig.log.ignoreRecordNotFoundError }}
+    {{ end }}
+    connPool:
+      maxIdleConns: {{ .Values.storageConfig.connPool.maxIdleConns | int }}
+      maxOpenConns: {{ .Values.storageConfig.connPool.maxOpenConns | int }}
+      connMaxLifetime: {{ .Values.storageConfig.connPool.connMaxLifetime }}
diff --git a/clusterpedia/values.yaml b/clusterpedia/values.yaml
index b086a38..8956e8e 100644
--- a/clusterpedia/values.yaml
+++ b/clusterpedia/values.yaml
@@ -42,19 +42,31 @@ commonAnnotations: {}
 ## if defined, will create the pv on the node.
 persistenceMatchNode: ""
 
-## @param config of clusterpedia log
-log:
-  ## @param enabled indicates whether enable log
-  enabled: false
-  ## @param stdout indicates whether it is standard output
-  stdout: false
-  ## @param level indicates the level of log
-  ## Level must be one of [Silent, Error, Warn, Info], Default is 'Warn'
-  level: Warn
-  ## @param slowThreshold default 200ms
-  slowThreshold: 100ms
-  ## @param ignoreRecordNotFoundError indicates whether ignore error type `NotFound`
-  ignoreRecordNotFoundError: false
+## @param storageConfig StorageConfig for the apiserver and clustersynchro manger
+##
+storageConfig:
+  ## @param storageConfig.log Config of clusterpedia log
+  log:
+    ## @param storageConfig.log.enabled indicates whether enable log
+    enabled: false
+    ## @param storageConfig.log.stdout indicates whether it is standard output
+    stdout: false
+    ## @param level indicates the level of log
+    ## Level must be one of [Silent, Error, Warn, Info], Default is 'Warn'
+    level: Warn
+    ## @param storageConfig.log.slowThreshold default 200ms
+    slowThreshold: 100ms
+    ## @param storageConfig.log.ignoreRecordNotFoundError indicates whether ignore error type `NotFound`
+    ignoreRecordNotFoundError: false
+  ## @param storageConfig.connPool the connPoll config of storage
+  connPool:
+    ## @param storageConfig.connPool.maxIdleConns sets the maximum number of connections in the idle
+    ## connection pool
+    maxIdleConns: 5
+    ## @param storageConfig.connPool.maxOpenConns sets the maximum number of open connections to the database
+    maxOpenConns: 40
+    ## @param storageConfig.connPool.connMaxLifetime sets the maximum amount of time a connection may be reused
+    connMaxLifetime: 60m
 
 ## @param external define the auth param of external database
 ## if set the storageInstallMode to "external", the param must be set.