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pvdisplay
===
显示物理卷的属性
## 补充说明
**pvdisplay命令** 用于显示物理卷的属性。pvdisplay命令显示的物理卷信息包括: 物理卷名称、所属的卷组、物理卷大小、PE大小、总PE数、可用PE数、已分配的PE数和UUID。
### 语法
```
pvdisplay(选项)(参数)
```
### 选项
```
-s: 以短格式输出;
-m: 显示PE到LE的映射。
```
### 参数
物理卷:要显示的物理卷对应的设备文件名。
### 实例
使用pvdisplay命令显示指定的物理卷的基本信息。在命令行中输入下面的命令:
```
[root@localhost ~]# pvdisplay /dev/sdb1 #显示物理卷基本信息
```
输出信息如下:
```
"/dev/sdb1" is a new physical volume of "101.94 MB"
--- NEW Physical volume ---
PV Name /dev/sdb1
....省略部分输出内容......
PV UUID FOXiS2-Ghaj-Z0Mf- cdVZ-pfpk- dP9p-ifIZXN
```
<!-- Linux命令行搜索引擎: https://jaywcjlove.github.io/linux-command/ -->