Filesystem           1K-blocks      Used Available Use% Mounted on
/dev/mapper/ubuntu--t100-root
                     949563508 197680160 703648240  22% /
none                   2016492       240   2016252   1% /dev
none                   2024140       188   2023952   1% /dev/shm
none                   2024140       992   2023148   1% /var/run
none                   2024140         0   2024140   0% /var/lock
none                   2024140         0   2024140   0% /lib/init/rw
/dev/sda1               233191    172493     48257  79% /boot
/home/zxu/.Private   949563508 197680160 703648240  22% /home/zxu
/dev/sdb1            1464420604 231871664 1232548940  16% /media/Data