Tag Archives: vgscan

LVM filesystem integrity

Posted on 2011-11-30 by apeekaboo

LVM gives you flexibility at the cost of more complexity. When a system with LVM configured is shutdown uncleanly, there may be some trouble getting back on track again.

Some notes from the top of my head, for occasions when this happens.

  • If your LVM system stops booting and complains about the disks, or the disks are suspected being dirty, boot into maintenance/single mode.

 

  • Search for your volume group to see that it’s available:
sudo vgscan

 

  • Activate your volume group:
vgchange -ay

 

  • Check filesystem integrity, for each of your logical volumes:
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