[Docs] add starrocks-fe-and-be.yaml example

Signed-off-by: yandongxiao <[email protected]>

examples/starrocks/deploy_a_starrocks_cluster_with_cn.yaml

@@ -28,14 +28,14 @@ spec:
       memory: 64Gi
   starRocksCnSpec:
     image: starrocks/cn-ubuntu:latest
-    # replicas: 1   # comment out this line if autoScalingPolicy is enabled.
     limits:
       cpu: 16
       memory: 64Gi
     requests:
       cpu: 16
       memory: 64Gi
-    autoScalingPolicy:  # comment out this section if replicas is set.
+    # when you use autoscalingPolicy, it is recommended that replicas removed from manifests.
+    autoScalingPolicy:
       maxReplicas: 10
       minReplicas: 1
       # operator creates an HPA resource based on the following field.
@@ -44,17 +44,17 @@ spec:
         metrics:
           - type: Resource
             resource:
-              name: memory
+              name: memory  # The average memory usage of CNs is specified as a resource metric.
               target:
                 averageUtilization: 60
                 type: Utilization
           - type: Resource
             resource:
-              name: cpu
+              name: cpu # The average CPU utilization of CNs is specified as a resource metric.
               target:
                 averageUtilization: 60
                 type: Utilization
-        behavior:
+        behavior: #  The scaling behavior is customized according to business scenarios, helping you achieve rapid or slow scaling or disable scaling.
           scaleUp:
             policies:
               - type: Pods

examples/starrocks/starrocks-fe-and-be.yaml

@@ -0,0 +1,18 @@
+apiVersion: starrocks.com/v1
+kind: StarRocksCluster
+metadata:
+  name: starrockscluster-sample
+  namespace: starrocks
+spec:
+  starRocksFeSpec:
+    image: starrocks/fe-ubuntu:latest
+    replicas: 3
+    requests:
+      cpu: 4
+      memory: 16Gi
+  starRocksBeSpec:
+    image: starrocks/be-ubuntu:latest
+    replicas: 3
+    requests:
+      cpu: 4
+      memory: 8Gi