Filesystem     1K-blocks    Used Available Use% Mounted on
udev             1845472       0   1845472   0% /dev
tmpfs             378620    6212    372408   2% /run
/dev/sdf1        7969792 1450964   6518828  19% /cdrom
/dev/loop0       1399936 1399936         0 100% /rofs
/cow             1893096  788284   1104812  42% /
tmpfs            1893096     340   1892756   1% /dev/shm
tmpfs               5120       8      5112   1% /run/lock
tmpfs            1893096       0   1893096   0% /sys/fs/cgroup
tmpfs            1893096    1988   1891108   1% /tmp
tmpfs             378620      68    378552   1% /run/user/999