linux lvm分区表丢失,重启系统后lvm分区没了，附带错误信息

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于 2021-05-07 10:38:17 发布

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#linux lvm分区表丢失

在尝试扩展LVM空间后，系统重启发现LVM分区无法识别，错误提示为找不到指定UUID的设备。问题涉及volume group 'myvg'，所有物理卷显示丢失。

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实验的时候想拓展一下LVM空间，重启后用pvdisplay一看全部挂掉了。最底下的pv是我新加的所以正常。

Couldn't find device with uuid 'dsO4dY-tYuc-iFrC-XYi2-WijG-0jZx-vrPUCO'.

Couldn't find device with uuid 'dsO4dY-tYuc-iFrC-XYi2-WijG-0jZx-vrPUCO'.

Couldn't find device with uuid 'dsO4dY-tYuc-iFrC-XYi2-WijG-0jZx-vrPUCO'.

Couldn't find device with uuid 'dsO4dY-tYuc-iFrC-XYi2-WijG-0jZx-vrPUCO'.

Couldn't find device with uuid 'dsO4dY-tYuc-iFrC-XYi2-WijG-0jZx-vrPUCO'.

Couldn't find all physical volumes for volume group myvg.

Couldn't find device with uuid 'dsO4dY-tYuc-iFrC-XYi2-WijG-0jZx-vrPUCO'.

Couldn't find all physical volumes for volume group myvg.

Couldn't find device with uuid 'dsO4dY-tYuc-iFrC-XYi2-WijG-0jZx-vrPUCO'.

Couldn't find all physical volumes for volume group myvg.

Couldn't find device

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