rizhas@rizhas-laptop:~$ df -h
Filesystem Size Used Avail Use% Mounted on
/dev/sda7 67G 58G 5,2G 92% /
none 4,0K 0 4,0K 0% /sys/fs/cgroup
udev 1,5G 12K 1,5G 1% /dev
tmpfs 303M 1,2M 302M 1% /run
none 5,0M 0 5,0M 0% /run/lock
none 1,5G 348K 1,5G 1% /run/shm
none 100M 80K 100M 1% /run/user
overflow 1,0M 1,0M 0 100% /tmp
overflow 1,0M 1,0M 0 100% /tmp
Làm thế nào để dọn dẹp /tmp
?