update comments for hscale in

Author: shanshanying

docs/en/preview/kubeblocks-for-kafka/04-operations/03-horizontal-scaling.mdx

@@ -38,7 +38,7 @@ import VerifyCluster from '../_tpl/_verify-cluster.mdx'
 
 **Expected Workflow**:
 
-1. New pod is provisioned, and transitions from `Pending` to `Running` with `secondary` role.
+1. New pod is provisioned, and transitions from `Pending` to `Running`.
 2. Cluster status changes from `Updating` to `Running`
 
 
@@ -152,7 +152,7 @@ kafka-separated-cluster-kafka-broker-1   2/2     Running   0          28s
       # Specifies the replica changes for scaling in components
       scaleIn:
         # Specifies the replica changes for the component.
-        # add one more replica to current component
+        # remove one replica from current component
         replicaChanges: 1
   ```
 

docs/en/preview/kubeblocks-for-kafka/04-operations/05-manage-loadbalancer.mdx

@@ -207,9 +207,9 @@ kubectl get service -l app.kubernetes.io/instance=kafka-separated-cluster -n dem
 
 Expected Output:
 ```bash
-NAME                                                         TYPE        CLUSTER-IP      EXTERNAL-IP      PORT(S)          AGE
-kafka-separated-cluster-kafka-broker-advertised-listener-0   ClusterIP   10.96.101.247   <none>           9092/TCP         24m
-kafka-separated-cluster-kafka-broker-internet                NodePort    10.96.180.189   <EXTERNAL_IP>    9092:31243/TCP   59s
+NAME                                                         TYPE            CLUSTER-IP      EXTERNAL-IP      PORT(S)          AGE
+kafka-separated-cluster-kafka-broker-advertised-listener-0   ClusterIP       10.96.101.247   <none>           9092/TCP         24m
+kafka-separated-cluster-kafka-broker-internet                LoadBalancer    10.96.180.189   <EXTERNAL_IP>    9092:31243/TCP   59s
 ```
 
 ## Disable External Exposure

docs/en/preview/kubeblocks-for-milvus/04-operations/03-horizontal-scaling.mdx

@@ -150,7 +150,7 @@ milvus-cluster-querynode-2   1/1     Running   0          99m
       # Specifies the replica changes for scaling in components
       scaleIn:
         # Specifies the replica changes for the component.
-        # add one more replica to current component
+        # remove one replica from current component
         replicaChanges: 1
   ```
 
@@ -201,7 +201,7 @@ kubectl patch cluster milvus-cluster -n demo --type='json' -p='[
 
 ### Verify Scale-In
 
-Expected Output (ONE Pod):
+Expected Output (Two Pod):
 ```bash
 kubectl get pods -n demo -l app.kubernetes.io/instance=milvus-cluster
 NAME                         READY   STATUS    RESTARTS   AGE

docs/en/preview/kubeblocks-for-mongodb/04-operations/03-horizontal-scaling.mdx

@@ -173,7 +173,7 @@ If the replica being scaled-in happens to be a primary replica, KubeBlocks will
       # Specifies the replica changes for scaling in components
       scaleIn:
         # Specifies the replica changes for the component.
-        # add one more replica to current component
+        # remove one replica from current component
         replicaChanges: 1
   ```
 

docs/en/preview/kubeblocks-for-mysql/04-operations/03-horizontal-scaling.mdx

@@ -199,7 +199,7 @@ spec:
     # Specifies the replica changes for scaling in components
     scaleIn:
       # Specifies the replica changes for the component.
-      # add one more replica to current component
+      # remove one replica from current component
       replicaChanges: 1
 EOF
 ```

docs/en/preview/kubeblocks-for-postgresql/04-operations/03-horizontal-scaling.mdx

@@ -196,7 +196,7 @@ If the replica being scaled-in happens to be a primary replica, KubeBlocks will
       # Specifies the replica changes for scaling in components
       scaleIn:
         # Specifies the replica changes for the component.
-        # add one more replica to current component
+        # remove one replica from current component
         replicaChanges: 1
   ```
 

docs/en/preview/kubeblocks-for-qdrant/04-operations/03-horizontal-scaling.mdx

@@ -38,7 +38,7 @@ import VerifyCluster from '../_tpl/_verify-cluster.mdx'
 
 **Expected Workflow**:
 
-1. New pod is provisioned, and transitions from `Pending` to `Running` with `secondary` role.
+1. New pod is provisioned, and transitions from `Pending` to `Running`.
 2. Cluster status changes from `Updating` to `Running`
 
 :::note
@@ -169,7 +169,7 @@ It is handled by Qdrant `MemberLeave` operation, and Pods won't be deleted until
       # Specifies the replica changes for scaling in components
       scaleIn:
         # Specifies the replica changes for the component.
-        # add one more replica to current component
+        # remove one replica from current component
         replicaChanges: 1
   ```
 

docs/en/preview/kubeblocks-for-rabbitmq/04-operations/03-horizontal-scaling.mdx

@@ -38,7 +38,7 @@ import VerifyCluster from '../_tpl/_verify-cluster.mdx'
 
 **Expected Workflow**:
 
-1. New pod is provisioned, and transitions from `Pending` to `Running` with `secondary` role.
+1. New pod is provisioned, and transitions from `Pending` to `Running`.
 2. Cluster status changes from `Updating` to `Running`
 
 :::note
@@ -161,7 +161,7 @@ rabbitmq-cluster-rabbitmq-3   2/2     Running   0          3m54s
       # Specifies the replica changes for scaling in components
       scaleIn:
         # Specifies the replica changes for the component.
-        # add one more replica to current component
+        # remove one replica from current component
         replicaChanges: 1
   ```
 

docs/en/preview/kubeblocks-for-redis/04-operations/03-horizontal-scaling.mdx

@@ -179,7 +179,7 @@ If the replica being scaled-in happens to be a primary replica, KubeBlocks will
       # Specifies the replica changes for scaling in components
       scaleIn:
         # Specifies the replica changes for the component.
-        # add one more replica to current component
+        # remove one replica from current component
         replicaChanges: 1
   ```