diff --git a/spark-cluster/base/history-server.yaml b/spark-cluster/base/history-server.yaml
index 1c7e7cc..a41d96b 100755
--- a/spark-cluster/base/history-server.yaml
+++ b/spark-cluster/base/history-server.yaml
@@ -31,7 +31,7 @@ spec:
           resources:
             requests:
               cpu: 100m
-              memory: 512Mi
+              memory: 128Mi
             limits:
               cpu: 500m
               memory: 1Gi
diff --git a/spark-cluster/base/master.yaml b/spark-cluster/base/master.yaml
index 79dc0f1..68b2591 100755
--- a/spark-cluster/base/master.yaml
+++ b/spark-cluster/base/master.yaml
@@ -29,8 +29,8 @@ spec:
               containerPort: 8080
           resources:
             requests:
-              cpu: 500m
-              memory: 1Gi
+              cpu: 200m
+              memory: 256Mi
             limits:
               cpu: "1"
               memory: 2Gi
diff --git a/spark-cluster/base/workers.yaml b/spark-cluster/base/workers.yaml
index 7cf572e..ce8be9e 100755
--- a/spark-cluster/base/workers.yaml
+++ b/spark-cluster/base/workers.yaml
@@ -27,14 +27,14 @@ spec:
             - name: SPARK_WORKER_CORES
               value: "1"
             - name: SPARK_WORKER_MEMORY
-              value: "1g"
+              value: "512m"
           ports:
             - name: webui
               containerPort: 8081
           resources:
             requests:
-              cpu: 500m
-              memory: 1Gi
+              cpu: 200m
+              memory: 256Mi
             limits:
               cpu: "1"
               memory: 2Gi