Verifique o espaço do disco do Ubuntu
# shows total, available, and used.
df / -h
Busy Beaver
# shows total, available, and used.
df / -hdf -h
or
df -h --total
or
lsblkdu -cha --max-depth=1 / | grep -E "M|G"
df -h
# Just open System Monitor from Dash and select the Filesystems tab!!!