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• Modify "root=/dev/disk/by-id/cciss-3xxxxxxxxxxxxxxxxxxxxxx" to "root=/dev/disk/by-

id/scsi-3xxxxxxxxxxxxxxxxxxxxxx" in /boot/grub/menu.lst.

• Modify "/dev/disk/by-id/cciss-3xxxxxxxxxxxxxxxxxxxxxx" to "/dev/disk/by-id/scsi-

3xxxxxxxxxxxxxxxxxxxxxx" in /etc/fstab.

9. Enable multipath services to start at boot time by running the following commands:

~foo# chkconfig boot.multipath on

~foo# chkconfig multipathd on

10. Add device mapper multipath kernel module to initrd image by completing the following

steps:

a. Edit the file /etc/sysconfig/kernel and add "dm-multipath" to "INITRD_MODULES"

b. Create a new initrd image, which include device mapper kernel modules

~foo#mkinitrd -k <kernal> —i <initrd>

c. Edit the value for default parameter in /boot/grub/menu.lst file to boot with the new

initrd image.

11. Reboot the server.