Filesystem      Size  Used Avail Use% Mounted on
udev            3.8G     0  3.8G   0% /dev
tmpfs           776M  1.2M  775M   1% /run
/dev/vda1        75G   28G   44G  39% /
tmpfs           3.8G  456K  3.8G   1% /dev/shm
tmpfs           5.0M     0  5.0M   0% /run/lock
tmpfs           3.8G  3.0M  3.8G   1% /tmp
/dev/sr0        488K  488K     0 100% /mnt/config
tmpfs           1.0M     0  1.0M   0% /run/credentials/serial-getty@ttyS0.service
tmpfs           1.0M     0  1.0M   0% /run/credentials/getty@tty1.service
tmpfs           776M  4.0K  776M   1% /run/user/1000
tmpfs           1.0M     0  1.0M   0% /run/credentials/systemd-journald.service
tmpfs           512M  123M  390M  24% /opt/stack/data/etcd
overlay          75G   28G   44G  39% /var/lib/containers/storage/overlay/35cd129b4b90ed18029cbfc03c9f153c30cd9e46db179ac8df66cd10e6f114e7/merged
overlay          75G   28G   44G  39% /var/lib/containers/storage/overlay/4cb29e49758a348d8ea4c41a003a791b18342b2175e965161ea7877b2c1624c6/merged
overlay          75G   28G   44G  39% /var/lib/containers/storage/overlay/8b85dd6aeeccfc36246abff3298332ce9a111fd871434707b4970ee7af9e377e/merged
overlay          75G   28G   44G  39% /var/lib/containers/storage/overlay/b027375590453567f4715c261b8082aad4c4ff363d9bbef7a737d0872c8a87b0/merged
overlay          75G   28G   44G  39% /var/lib/containers/storage/overlay/3e180a3d54009312700addca927fbf624203846c13fbff5b4aa63cab8c6c7f2c/merged
/dev/loop1      6.0G  146M  5.8G   3% /opt/stack/data/swift/drives/sdb1