8
votes
2answers
2k views

How to create a snapshot in btrfs, and then rollback to it after some work?

What are the commands to use in btrfs in case I want to: create a (read-only) snapshot of a volume; (do some experiments in the volume); and then rollback the volume to the snapshot?
5
votes
1answer
866 views

Can LVM snapshots be writable? (and used for temporary experiments)

It seems that usually it is talked about snapshots as read-only. (In a scenario where one creates a snapshot, then does some experiments with the main volume, and then restores the old state by ...
11
votes
1answer
3k views

How to create a read-only snapshot in LVM, and then rollback to it after some work?

What are the commands to use in LVM in case I want to: create a read-only snapshot of a volume; (do some experiments in the volume); and then rollback the volume to the snapshot?