1，先选择要安装Tools的虚拟机，然后右键选择 Install XenServer Tools…
2，进入Console执行下面两条命令
# mount /dev/xvdd /mnt
# /mnt/Linux/install.sh

—————如下例子—————-
USL245 login: root
Password:
Last login: Mon Jul 12 01:25:17 from 125.68.92.167
[root@USL245 ~]# mount /dev/xvdd /mnt
mount: block device /dev/xvdd is write-protected, mounting read-only
[root@USL245 ~]# /mnt/Linux/install.sh
Detected `CentOS release 5.3 (Final)’ (centos version 5).
The following changes will be made to this Virtual Machine:
* packages to be installed/upgraded:
– kernel-xen-2.6.18-128.1.10.el5.xs5.5.0.51.i686.rpm
– xe-guest-utilities-5.5.0-458.i386.rpm
Continue? [y/n] y
Preparing… ########################################### [100%]
1:xe-guest-utilities ########################################### [100%]
Preparing… ########################################### [100%]
1:kernel-xen ########################################### [100%]
You should now reboot this Virtual Machine.
[root@USL245 ~]# reboot
3，重启VPS，运行reboot
OK。