Also affects Ubuntu 20.04 LTS (and other distributions like Debian 10). Indirectly reported upstream on https://debbugs.gnu.org/cgi/bugreport.cgi?bug=17676 "btrfs subvolumes and bind-mounts make df report incorrect and/or extra results" (the reported bug is a consequence of the issue on btrfs subvolumes).
-- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to coreutils in Ubuntu. https://bugs.launchpad.net/bugs/1644038 Title: df does not show btrfs filesystem Status in coreutils package in Ubuntu: Confirmed Bug description: "df -T ." (from Ubuntu 16.04 coreutils 8.25-2ubuntu2) does not show btrfs filesystem (subvolume): root@diaspora:/local/home# df -T . Filesystem Type 1K-blocks Used Available Use% Mounted on - - 926429912 398092364 527962324 43% /local/home root@diaspora:/local# df -T . Filesystem Type 1K-blocks Used Available Use% Mounted on /dev/sda4 btrfs 926429912 398092540 527962164 43% /local root@diaspora:/local# df -T | grep ^/dev /dev/sda2 ext4 16382888 8614260 6913384 56% / /dev/sda3 ext4 16382888 185016 15342628 2% /tmp /dev/sda4 btrfs 926429912 398092360 527962328 43% /local root@diaspora:/local# mount | grep btrfs /dev/sda4 on /local type btrfs (rw,relatime,ssd,space_cache,subvolid=5,subvol=/) root@diaspora:/local# blkid | grep sda4 /dev/sda4: LABEL="local" UUID="11faaa39-5805-4e92-a891-e8ceb4afa9f7" UUID_SUB="787a362f-ba60-44ca-a49f-6ff37eb691d4" TYPE="btrfs" PARTUUID="c93790e9-04" root@diaspora:/local# btrfs filesystem show /local Label: 'local' uuid: 11faaa39-5805-4e92-a891-e8ceb4afa9f7 Total devices 1 FS bytes used 379.48GiB devid 1 size 883.51GiB used 414.02GiB path /dev/sda4 root@diaspora:/local# btrfs subvolume list /local ID 270 gen 42626 top level 5 path data ID 271 gen 1046 top level 5 path tmp ID 622 gen 43690 top level 5 path home To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/coreutils/+bug/1644038/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp
