Perhaps it was reverted? This actually works fine for me on trusty in the older 8.21-1ubuntu5.1 but not the newer 8.21-1ubuntu5.3 or 8.21-1ubuntu5.4 I ran into the problem with it outputting UUID because amazon's aws ec2 cloudwatch script mon-put-instance-data.pl uses it as its Filesystem dimension and my alarms all of a sudden had insufficient data after apt-get upgrade:
ubuntu@ip-10-0-1-100:~$ dpkg --list coreutils Desired=Unknown/Install/Remove/Purge/Hold | Status=Not/Inst/Conf-files/Unpacked/halF-conf/Half-inst/trig-aWait/Trig-pend |/ Err?=(none)/Reinst-required (Status,Err: uppercase=bad) ||/ Name Version Architecture Description +++-=======================================-========================-========================-=================================================================================== ii coreutils 8.21-1ubuntu5.4 amd64 GNU core utilities ubuntu@ip-10-0-1-100:~$ /bin/df -k -l -P / Filesystem 1024-blocks Used Available Capacity Mounted on /dev/disk/by-uuid/aef583e5-28c9-4161-ac41-bc0f2c3f6b61 103071868 6235644 92542660 7% / ubuntu@ip-10-0-1-100:~$ sudo dpkg -i coreutils_8.21-1ubuntu5.3_amd64.deb >/dev/null ubuntu@ip-10-0-1-100:~$ /bin/df -k -l -P / Filesystem 1024-blocks Used Available Capacity Mounted on /dev/disk/by-uuid/aef583e5-28c9-4161-ac41-bc0f2c3f6b61 103071868 6235632 92542672 7% / ubuntu@ip-10-0-1-100:~$ sudo dpkg -i coreutils_8.21-1ubuntu5.1_amd64.deb >/dev/null ubuntu@ip-10-0-1-100:~$ /bin/df -k -l -P / Filesystem 1024-blocks Used Available Capacity Mounted on /dev/xvda1 103071868 6235628 92542676 7% / -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1432871 Title: `df` shows bind mounts instead of real mounts. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/coreutils/+bug/1432871/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs