btrfs tagged posts

2020/09/07 Posted in LINUX

# btrfs qgroup show /
WARNING: rescan is running, qgroup data may be incorrect
....

# btrfs subvolume list /
ID 256 gen 32 top level 5 path @
ID 257 gen 20910 top level 256 path @/var
ID 258 gen 20890 top level 256 path @/usr/local
ID 259 gen 20902 top level 256 path @/tmp
ID 260 gen 20902 top level 256 path @/srv
ID 261 gen 20886 top level 256 path @/root
ID 262 gen 20887 top level 256 path @/opt
ID 263 gen 20910 top level 256 path @/home
ID 264 gen 56 top level 256 path @/boot/grub2/x86_64-efi
ID 265 gen 28 top level 256 path @/boot/grub2/i386-pc
ID 266 gen 20742 top level 256 path @/.snapshots
ID 267 gen 20903 top level 266 path @/.snapshots/1/snapshot
ID 274 gen 55 top level 266 path @/.snapshots/2/snapshot
ID 277 gen 518 top level 266 path @/...

2020/07/11 Posted in LINUX

• Changes/BtrfsByDefault
• Test Day:2020-07-08 Btrfs default
• F33 Brtfs By Default Test Day
• Btrfs Coming to Fedora 33

Fedora 32-es változatában, még csak válsztható opció ami a telepítés követően így néz ki:

# dmesg | grep -i btrfs
[    1.596330] Btrfs loaded, crc32c=crc32c-intel
[    2.208317] BTRFS: device label fedora_localhost-live devid 1 transid 10216 /dev/sdc4 scanned by systemd-udevd (355)
[    2.341694] BTRFS: device fsid 44d5f355-ca3b-4109-8f4a-304942898ff9 devid 1 transid 1935 /dev/sda2 scanned by systemd-udevd (335)
[    7.348590] BTRFS info (device sdc4): disk space caching is enabled
[    7.348592] BTRFS info (device sdc4): has skinny extents
[    7.375499] BTRFS info (device sdc4): enabling ssd optimizations
[    8...