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pvdisplay
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===
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显示物理卷的属性
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## 补充说明
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**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。
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### 语法
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```
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pvdisplay(选项)(参数)
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```
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### 选项
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```
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-s：以短格式输出；
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-m：显示PE到LE的映射。
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```
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### 参数
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物理卷：要显示的物理卷对应的设备文件名。
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### 实例
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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：
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```
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[root@localhost ~]# pvdisplay /dev/sdb1 #显示物理卷基本信息
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```
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输出信息如下：
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```
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"/dev/sdb1" is a new physical volume of "101.94 MB"
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--- NEW Physical volume ---
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PV Name /dev/sdb1
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....省略部分输出内容......
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PV UUID FOXiS2-Ghaj-Z0Mf- cdVZ-pfpk- dP9p-ifIZXN
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```
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<!-- Linux命令行搜索引擎：https://jaywcjlove.github.io/linux-command/ -->
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