How to solve in the ubuntu external NTFS format the hard disk problems stuck in operation?

In the system tray is very smooth, just had a card in the mobile hard disk, as long as the directory under the switch to the mobile hard disk, becomes the card, almost impassable,

Graphical interface folder also won't open, also can't execute commands, switch to the tty users cannot solve

Didn't take up a lot of CPU htop look down