Filesystem                  1K-blocks     Used Available Use% Mounted on
udev                          6059736        0   6059736   0% /dev
tmpfs                         1218304     3508   1214796   1% /run
/dev/mapper/ubuntu--vg-root 958139552 22902492 886496504   3% /
tmpfs                         6091516   114324   5977192   2% /dev/shm
tmpfs                            5120        4      5116   1% /run/lock
tmpfs                         6091516        0   6091516   0% /sys/fs/cgroup
/dev/loop1                     144128   144128         0 100% /snap/gnome-3-26-1604/74
/dev/loop4                       5120     5120         0 100% /snap/canonical-livepatch/50
/dev/loop2                       3840     3840         0 100% /snap/gnome-system-monitor/57
/dev/loop6                      13312    13312         0 100% /snap/gnome-characters/103
/dev/loop5                      14976    14976         0 100% /snap/gnome-logs/45
/dev/loop8                      89984    89984         0 100% /snap/core/5742
/dev/loop9                     144384   144384         0 100% /snap/gnome-3-26-1604/70
/dev/loop10                     89088    89088         0 100% /snap/core/4917
/dev/loop11                     35456    35456         0 100% /snap/gtk-common-themes/818
/dev/loop15                     13312    13312         0 100% /snap/gnome-characters/139
/dev/loop12                      2304     2304         0 100% /snap/gnome-calculator/260
/dev/loop7                      14848    14848         0 100% /snap/gnome-logs/37
/dev/loop3                      35584    35584         0 100% /snap/gtk-common-themes/319
/dev/loop13                     35072    35072         0 100% /snap/gtk-common-themes/808
/dev/loop0                       2432     2432         0 100% /snap/gnome-calculator/180
/dev/loop14                      3840     3840         0 100% /snap/gnome-system-monitor/51
/dev/sda2                      721392   266668    402260  40% /boot
/dev/sda1                      523248     6228    517020   2% /boot/efi
tmpfs                         1218300       24   1218276   1% /run/user/121
tmpfs                         1218300       48   1218252   1% /run/user/1000
/dev/sdb1                    61535488 29515472  32020016  48% /media/luoshenseeker/SEEKER