diff --git a/charts/ingress-controller/README.md b/charts/ingress-controller/README.md
index 5bef101..4b26790 100644
--- a/charts/ingress-controller/README.md
+++ b/charts/ingress-controller/README.md
@@ -21,6 +21,7 @@ Ingress Controller for API7
 | adc.image.pullPolicy | string | `"IfNotPresent"` |  |
 | adc.image.repository | string | `"ghcr.io/api7/adc"` |  |
 | adc.image.tag | string | `"0.21.2"` |  |
+| adc.logLevel | string | `"info"` |  |
 | adc.resources | object | `{}` |  |
 | adc.securityContext | object | `{}` |  |
 | autoscaling.enabled | bool | `false` |  |
@@ -37,7 +38,7 @@ Ingress Controller for API7
 | config.metricsAddr | string | `":8080"` |  |
 | config.probeAddr | string | `":8081"` |  |
 | config.provider.initSyncDelay | string | `"20m"` |  |
-| config.provider.syncPeriod | string | `"0s"` |  |
+| config.provider.syncPeriod | string | `"1h"` |  |
 | config.provider.type | string | `"api7ee"` |  |
 | config.secureMetrics | bool | `false` |  |
 | deployment.affinity | object | `{}` |  |
diff --git a/charts/ingress-controller/templates/deployment.yaml b/charts/ingress-controller/templates/deployment.yaml
index 758a394..f30e555 100644
--- a/charts/ingress-controller/templates/deployment.yaml
+++ b/charts/ingress-controller/templates/deployment.yaml
@@ -80,6 +80,8 @@ spec:
           value: "ingress"
         - name: ADC_EXPERIMENTAL_FEATURE_FLAGS
           value: "remote-state-file,parallel-backend-request"
+        - name: ADC_INGRESS_LOG_LEVEL
+          value: "{{ .Values.adc.logLevel }}"
         ports:
         - name: http-status
           containerPort: 3001
diff --git a/charts/ingress-controller/values.yaml b/charts/ingress-controller/values.yaml
index f0c259c..c2d8ae7 100644
--- a/charts/ingress-controller/values.yaml
+++ b/charts/ingress-controller/values.yaml
@@ -40,6 +40,7 @@ adc:
     repository: ghcr.io/api7/adc
     tag: "0.21.2"
     pullPolicy: IfNotPresent
+  logLevel: "info"
   resources: {}
   securityContext: {}
 
@@ -59,7 +60,7 @@ config:
   execADCTimeout: "15s"
   provider:
     type: "api7ee"
-    syncPeriod: "0s"
+    syncPeriod: "1h"
     initSyncDelay: "20m"
 
 # Admission webhook configuration