If you want to roll back changes to your system, you can mount a snapshot as the root file system by specifying its ID as the default subvolume, for example:
# btrfs subvolume set-default 260 /
Reboot the system for the change to take effect.
Oracle® Linux
Administrator's Solutions Guide for Release 6
If you want to roll back changes to your system, you can mount a snapshot as the root file system by specifying its ID as the default subvolume, for example:
# btrfs subvolume set-default 260 /
Reboot the system for the change to take effect.
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