Installation guide

Starting fenced... [ OK ]
Starting dlm_controld... [ OK ]
Starting gfs_controld... [ OK ]
Unfencing self... [ OK ]
Joining fence domain... [ OK ]
2. Run servi ce cl vmd start, if CLVM is being used to create clustered volumes. For
example:
[root@ example-01 ~]# servi ce cl vmd start
Activating VGs: [ OK ]
3. Run servi ce g fs2 start, if you are using Red Hat GFS2. For example:
[root@ example-01 ~]# servi ce g fs2 start
Mounting GFS2 filesystem (/mnt/gfsA): [ OK ]
Mounting GFS2 filesystem (/mnt/gfsB): [ OK ]
4. Run servi ce rg manag er start, if you using high-availability (HA) services. For example:
[root@ example-01 ~]# servi ce rg manager start
Starting Cluster Service Manager: [ OK ]
5. At any cluster node, run cman_too l no d es to verify that the nodes are functioning as
members in the cluster (signified as "M" in the status column, " Sts"). For example:
[root@ example-01 ~]# cman_to o l no d es
Node Sts Inc Joined Name
1 M 548 2010-09-28 10:52:21 node-01.example.com
2 M 548 2010-09-28 10:52:21 node-02.example.com
3 M 544 2010-09-28 10:52:21 node-03.example.com
6. At any node, using the cl ustat utility, verify that the HA services are running as expected. In
addition, cl ustat displays status of the cluster nodes. For example:
[root@ example-01 ~]#clustat
Cluster Status for mycluster @ Wed Nov 17 05:40:00 2010
Member Status: Quorate
Member Name ID Status
------ ---- ---- ------
node-03.example.com 3 Online, rgmanager
node-02.example.com 2 Online, rgmanager
node-01.example.com 1 Online, Local,
rgmanager
Service Name Owner (Last)
State
------- ---- ----- ------ ---
--
service:example_apache node-01.example.com
started
service:example_apache2 (none)
disabled
Red Hat Ent erprise Linux 6 Clust er Administ rat ion
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