rm *之恢复

恢复过程:
1. 从引导介质(bootable CD-ROM or bootable tape)起动系统。
2.选择 Start Maintenance Mode for System Recovery (Option 3),进入维护菜单.
然后依次再选择如下：
a.Access a Root Volume Group (Option 1).
b.0 continue and Select Volume Group by number.
c.Access this volume group and start a shell before mounting the file systems (Option 2).

3.检查并mount根文件系统
# fsck -y /dev/hd4
#mount /dev/hd4 /mnt
4.重建删除的文件和目录
#cd /mnt
#ln -s /usr/bin bin
#ln -s /usr/lib/boot/unix_up unix 或 #ln -s /usr/lib/boot/unix_mp unix
#ln -s /usr/lib lib
#ln -s /home u
5.重起系统
#cd /
#umount /dev/hd4
#exit
#sync;sync;sync
#shutdown -Fr