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[#]: reviewer: (wxy)
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[#]: publisher: ( )
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[#]: url: ( )
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[#]: subject: (How to Extend/Increase LVM’s (Logical Volume Resize) in Linux)
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[#]: subject: (How to Extend/Increase LVM’s in Linux)
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[#]: via: (https://www.2daygeek.com/extend-increase-resize-lvm-logical-volume-in-linux/)
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[#]: author: (Magesh Maruthamuthu https://www.2daygeek.com/author/magesh/)
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如何在 Linux 中扩展/增加 LVM 大小(逻辑卷调整)
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======
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![](https://img.linux.net.cn/data/attachment/album/202010/01/234018qgnwilmmzom8xarb.jpg)
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扩展逻辑卷非常简单,只需要很少的步骤,而且不需要卸载某个逻辑卷就可以在线完成。
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LVM 的主要目的是灵活的磁盘管理,当你需要的时候,可以很方便地调整、扩展和缩小逻辑卷的大小。
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@ -18,7 +20,7 @@ LVM 的主要目的是灵活的磁盘管理,当你需要的时候,可以很
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* **第一部分:[如何在 Linux 中创建/配置 LVM(逻辑卷管理)][1]**
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![][2]
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![](https://img.linux.net.cn/data/attachment/album/202010/01/233946ybwbnw4zanjbn00e.jpeg)
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扩展逻辑卷涉及到以下步骤:
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@ -67,7 +69,7 @@ PV UUID 69d9dd18-36be-4631-9ebb-78f05fe3217f
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### 如何扩展卷组
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使用以下命令在现有的卷组中添加一个新的物理卷:
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使用以下命令在现有的卷组(VG)中添加一个新的物理卷:
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```
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# vgextend vg01 /dev/sdc
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@ -104,7 +106,7 @@ VG UUID d17e3c31-e2c9-4f11-809c-94a549bc43b7
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使用以下命令增加现有逻辑卷大小。
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逻辑卷扩展(`lvextend`)的常用语法:
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**逻辑卷扩展(`lvextend`)的常用语法:**
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```
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lvextend [要增加的额外空间] [现有逻辑卷名称]
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@ -166,6 +168,6 @@ via: https://www.2daygeek.com/extend-increase-resize-lvm-logical-volume-in-linux
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[a]: https://www.2daygeek.com/author/magesh/
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[b]: https://github.com/lujun9972
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[1]: https://www.2daygeek.com/create-lvm-storage-logical-volume-manager-in-linux/
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[1]: https://linux.cn/article-12670-1.html
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[2]: https://www.2daygeek.com/wp-content/uploads/2020/09/extend-increase-resize-lvm-logical-volume-in-linux-3.png
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[3]: https://www.2daygeek.com/linux-check-disk-space-usage-df-command/
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