doc: update docs/kubernetes.md (#373)

语法错误,正确的语法为
增加
kubectl label nodes <node-name> <label-key>=<label-value> 
删除
kubectl label nodes <node-name> <label-key>-
修改Label的值
kubectl label nodes <node-name> <label-key>=<label-value> --overwrite
This commit is contained in:
kubernetes for me 2023-05-12 12:05:20 +08:00 committed by GitHub
parent 1d60e54663
commit 67bc79e60b
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23

View File

@ -205,8 +205,9 @@ $ kubectl taint [node_name] [taint_name]
### 标签
```bash
$ kubectl label [node_name] disktype=ssd
$ kubectl label [pod_name] env=prod
$ kubectl label nodes <node-name> <label-key>=<label-value> #增加
$ kubectl label nodes <node-name> <label-key>- #删除
$ kubectl label nodes <node-name> <label-key>=<label-value> --overwrite #修改
```
### 维护/可调度