Useful Link

http://jayant7k.blogspot.com/2006/12/mysql-cluster.html

http://www.linuxscrew.com/

http://www.cyberciti.biz/faq/howto-create-linux-ram-disk-filesystem/

http://blulin.wordpress.com/2008/11/28/tips-to-create-ramdisk-in-a-linux-system/

http://www.linuxfocus.org/English/November1999/article124.html

http://www.vanemery.com/Linux/Ramdisk/ramdisk.html

http://www.pantz.org/

http://www.linuxquestions.org/questions/linux-general-1/reverting-back-to-old-kernel-in-centos-833959/