Saturday, January 23, 2010

RedHat/CentOS Cluster HP ilo


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1. root#mkqdisk -c /dev/sda1 -l qdisk_rac
2. root#chkconfig --level 345 qdiskd on
3. root#service qdiskd start
4. root#system-config-cluster
5. Cluster Name : apache-cluster and selected quorum disk with following options
Interval = 1
TKO = 10
votes =1
Minimum score = 3
Device = /dev/sda1
Label = qdisk_rac
6. Quorum Disk Heuristic
Program = ping -c 2 10.10.10.1
Score =1
Interval = 2
7. Add new node to cluster
Node Name = node1.example.com
Quorum votes = 1
Node Name = node2.example.com
Quorum votes = 1
8. New Fence Device
HP ILO Device
Name = ILOGB89xxxxxx
user = manage
password = manage
Hostname = 10.10.10.100
HP ILO Device
Name = ILOGB88xxxxxx
user = manage
password = manage
Hostname = 10.10.10.101

9. selected Node1 and "Manage fencing for this node"
Add New Fencing level -> Add Fencing to this Level. selected ILOGB89xxxxxx

10. selected Node2 and "Manage fencing for this node"
Add New Fencing level -> Add Fencing to this Level. selected ILOGB88xxxxxx
11. Created failover domains "failover-cluster" and selected
"node1.example.com and node2.example.com" from menu, and selected
"
"Restrict to this Failover Domain"

12. Create Resource
New Resource = Apache Server
Name = Apache HTTP Server service
Server Root = /etc/httpd
Config File = /etc/httpd/conf/httpd.conf
httpd options = /etc/rc.d/init.d/httpd

13. Create a new Resource "File system"
Name = httpd-content
File System type = ext3
Mount point = /var/www/html
device = /dev/sdb1

14. Create a new Resource "IP "
10.10.10.200

15. Create a New Service "Web-Service"
Failover Domain = failover-cluster
And selected "Add shared resource to this service"
A. Apache HTTP Server Service
B. Httpd-Content
C. IP Address (10.10.10.200)

16
#[node1@node1]scp /etc/cluster/cluster.conf node2:/etc/cluster/cluster.conf

17

#md5sum /etc/clsuter/cluster.conf

541b1dc67392b18aad7e1df3612a6afe cluster.conf (both node )

on both node

18
#service cman start
#service rgmanager start

19

#chkconfig cman on
#chkconfig rgmanager on


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20

# fence_ilo -a 10.163.16.31 -l Administrator -p password -o status -v

# fence_ilo -a 10.163.16.31 -l Administrator -p password -o reboot -v
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