Install CentOS Alert enhancements under virtual machines

Installation of the CentOS system in the VirtualBox virtual machine, the installation of the enhanced features the Times is wrong, the error is "CentOS the headers for the current running kernel were not found ...", The cause of the error is that the system can not find kernel headers, found on the Internet method, the original solution is:

1) Yum Install Gcc-y

2) Yum install gcc kernel-devel kernel-headers-y

3) Rebooting the system

However, after performing the above steps and restarting the system, the enhancements will not be installed. You can install the enhancements after using the Yum install kernel* and rebooting the system.

Therefore, the solution can be modified to:

1) Yum Install Gcc-y

2) Yum install kernel*/yum install kernel-devel*

3) Rebooting the system

Install CentOS Alert enhancements under virtual machines