Filesystem             1K-blocks      Used Available Use% Mounted on
udev                     4027340         0   4027340   0% /dev
tmpfs                     809364      1984    807380   1% /run
/dev/sda1               25066212  12457720  11312128  53% /
tmpfs                    4046808     80684   3966124   2% /dev/shm
tmpfs                       5120         4      5116   1% /run/lock
tmpfs                    4046808         0   4046808   0% /sys/fs/cgroup
/dev/loop0                 22528     22528         0 100% /snap/telegram-sergiusens/3
/dev/loop1                 66432     66432         0 100% /snap/ubuntu-core/122
/dev/sda3              215764012 190792252  13988492  94% /home
tmpfs                     809364        88    809276   1% /run/user/1000
/home/shankao/.Private 215764012 190792252  13988492  94% /home/shankao
/dev/sdb1              961271120 602587448 309830888  67% /media/shankao/MyPassport