Cluster How to CentOS / RedHat 6.2

Step # 1: Mount an ISO file.

# mkdir -p /media/centos
# mount -o loop /dev/centos6X.iso /media/centos

Step # 2: Create repo config file on both the node.

# vi /etc/yum.repos.d/iso.repo
[ISO]
baseurl=file:///media/centos
enabled=1

Save and close the file

Step # 3: Stop firewall on both node.

#chkconfig iptables off
#chkconfig ip6tables off

Step # 4: Disable Selinux.

#vi /etc/selinux/config
disbale selinux

reboot (if you want)

Step # 5: Add hosts entery on both node.

#vi /etc/hosts
192.168.1.10 node1.clustering.com
192.168.1.11 node2.clustering.com (add this entery to both the node)

Step # 6: Create a ricci user & passwd.

#useradd ricci
#passwd ricci

Step # 7: Install Cluster software.

#yum install cman rgmanager luci ricci (on 1st node)
#yum install cman rgmanager ricci

Step # 8: Start service on both node

#service ricci start (on both the node)

Shutting down ricci:
Starting oddjobd:                                          [  OK  ]
generating SSL certificates...  done
Generating NSS database...  done
Starting ricci:                                            [  OK  ]

#service luci start (on 1st node only)
service luci restart
Stop luci...                                               [  OK  ]
Start luci...                                              [  OK  ]
Point your web browser to https://centos1.clsutering.com:8084 (or equivalent) to access luci

Step # 9: Open the firefox.

https://192.168.1.10:8084/

login as root & root passwd

Follow the snap short or you watch youtube to create a Cluster on following link

http://www.youtube.com/watch?v=Cegjvhr7m2s