Filesystem      Size  Used Avail Use% Mounted on
devtmpfs        4.0M     0  4.0M   0% /dev
tmpfs           3.8G  180K  3.8G   1% /dev/shm
tmpfs           1.6G   19M  1.5G   2% /run
/dev/vda1        40G   16G   25G  39% /
tmpfs           769M     0  769M   0% /run/user/1000
tmpfs           3.8G   76K  3.8G   1% /var/lib/ceph/osd/ceph-0
tmpfs           769M  8.0K  768M   1% /run/user/0