868 B
868 B
Btrfs
Snapshot
Create shapshot
btrfs subvolume snapshot xyz xyz-snapshot-path-name
btrfs subvolume snapshot main "main-`date +%Y-%m-%d`"
Delete shapshot
btrfs subvolume delete xyz-snapshot-path-name
btrfs subvolume delete "`echo main-* | tr ' ' \\\\n | sort | head -n 1`"
Set RO / RW
btrfs property set -f . ro false
btrfs property set -f . ro true
Common
Resize
btrfs filesystem resize max /mnt/dmp/
View device ID
btrfs device usage /mnt/dmp/
btrfs filesystem resize ID:max /mnt/dmp/
Defragment / compress
mount -o compress=zstd:15 -t /dev/sdx /mnt
btrfs filesystem defragment -v -clzo /boot/*
chattr +c dir
Create subvol
btrfs subvolume create /mnt/btrfs/subvol