[CentOS] Cannot boot

Fri Nov 20 08:48:33 UTC 2015
Siva Prasad Nath <shivaprasadnath21 at gmail.com>

My server not able to boot up. It is hanging after few times.
How to repair boot system? I am trying to use grub2-install. Is it
necessary to install grub2 on boot device?

Please help.

Thanks in advance.


Shiva Prasad Nath