Merge pull request #46173 from my-git9/pt-20106

[zh-cn]sync assign-pod-node persistent-volumes

Author: k8s-ci-robot

content/zh-cn/docs/concepts/scheduling-eviction/assign-pod-node.md

@@ -333,7 +333,7 @@ For example, consider the following Pod spec:
 
 例如，考虑下面的 Pod 规约：
 
-{{% code_sample file="pods/pod-with-affinity-anti-affinity.yaml" %}}
+{{% code_sample file="pods/pod-with-affinity-preferred-weight.yaml" %}}
 
 <!--
 If there are two possible nodes that match the

content/zh-cn/docs/concepts/storage/persistent-volumes.md

@@ -878,11 +878,11 @@ PV 持久卷是用插件的形式来实现的。Kubernetes 目前支持以下插
 
 <!-- 
 The following types of PersistentVolume are deprecated but still available.
-If you are using these volume types except for `flexVolume`, `cephfs` and `rbd`, 
+If you are using these volume types except for `flexVolume`, `cephfs` and `rbd`,
 please install corresponding CSI drivers.
 
 * [`awsElasticBlockStore`](/docs/concepts/storage/volumes/#awselasticblockstore) - AWS Elastic Block Store (EBS)
-  (**migration on by default** starting v1.23) 
+  (**migration on by default** starting v1.23)
 * [`azureDisk`](/docs/concepts/storage/volumes/#azuredisk) - Azure Disk
   (**migration on by default** starting v1.23)
 * [`azureFile`](/docs/concepts/storage/volumes/#azurefile) - Azure File

content/zh-cn/examples/pods/pod-with-affinity-preferred-weight.yaml

@@ -0,0 +1,32 @@
+apiVersion: v1
+kind: Pod
+metadata:
+  name: with-affinity-preferred-weight
+spec:
+  affinity:
+    nodeAffinity:
+      requiredDuringSchedulingIgnoredDuringExecution:
+        nodeSelectorTerms:
+        - matchExpressions:
+          - key: kubernetes.io/os
+            operator: In
+            values:
+            - linux
+      preferredDuringSchedulingIgnoredDuringExecution:
+      - weight: 1
+        preference:
+          matchExpressions:
+          - key: label-1
+            operator: In
+            values:
+            - key-1
+      - weight: 50
+        preference:
+          matchExpressions:
+          - key: label-2
+            operator: In
+            values:
+            - key-2
+  containers:
+  - name: with-node-affinity
+    image: registry.k8s.io/pause:2.0