创建软链接
ln -s [源文件或目录] [目标文件或目录]
rm –rf 软链接名称（请注意不要在后面加”/”
例：
[root@master aaa]# ll
total 12
drwxr-xr-x 2 root root 4096 Aug 19 10:06 bb
drwxr-xr-x 2 root root 4096 Aug 19 10:00 cc
drwxr-xr-x 2 root root 4096 Aug 19 09:49 dd
lrwxrwxrwx 1 root root 13 Aug 19 10:07 ee -> /home/aaa/bb/
[root@master aaa]# rm -rf ee
[root@master aaa]# ll
total 12
drwxr-xr-x 2 root root 4096 Aug 19 10:06 bb
drwxr-xr-x 2 root root 4096 Aug 19 10:00 cc
drwxr-xr-x 2 root root 4096 Aug 19 09:49 dd
[root@master aaa]# ln -s /home/aaa/bb/ ./ee
[root@master aaa]# ll
total 12
drwxr-xr-x 2 root root 4096 Aug 19 10:06 bb
drwxr-xr-x 2 root root 4096 Aug 19 10:00 cc
drwxr-xr-x 2 root root 4096 Aug 19 09:49 dd
lrwxrwxrwx 1 root root 13 Aug 19 10:23 ee -> /home/aaa/bb/