There was some strange partition /dev/sda2
of 6.5G
size on my HiveOS:
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 | root@rig0:/# cat /proc/partitions major minor #blocks name 8 0 117219767 sda 8 1 20480 sda1 8 2 7323648 sda2 root@rig0:/# df -h Filesystem Size Used Avail Use% Mounted on udev 1.9G 0 1.9G 0% /dev tmpfs 383M 44M 340M 12% /run /dev/sda2 6.8G 6.5G 0 100% / tmpfs 1.9G 0 1.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 1.9G 0 1.9G 0% /sys/fs/cgroup tmpfs 100M 16K 100M 1% /tmp tmpfs 1.9G 0 1.9G 0% /var/tmp tmpfs 1.9G 30M 1.9G 2% /var/log tmpfs 1.9G 0 1.9G 0% /var/log/journal tmpfs 1.9G 0 1.9G 0% /var/log/apt /dev/sda1 20M 5.7M 15M 29% /hive-config |
I simply run disk-expand:

And got:
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 | root@rig0:/# cat /proc/partitions major minor #blocks name 8 0 117219767 sda 8 1 20480 sda1 8 2 117198247 sda2 root@rig0:/# df -h Filesystem Size Used Avail Use% Mounted on udev 1.9G 0 1.9G 0% /dev tmpfs 383M 44M 340M 12% /run /dev/sda2 110G 6.3G 100G 6% / tmpfs 1.9G 0 1.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 1.9G 0 1.9G 0% /sys/fs/cgroup tmpfs 100M 16K 100M 1% /tmp tmpfs 1.9G 0 1.9G 0% /var/tmp tmpfs 1.9G 27M 1.9G 2% /var/log tmpfs 1.9G 8.0K 1.9G 1% /var/log/apt tmpfs 1.9G 0 1.9G 0% /var/log/journal /dev/sda1 20M 5.7M 15M 29% /hive-config |