Installation guide
9. If the node count of the cluster has transitioned from greater than two nodes to two nodes,
you must restart the cluster software as follows:
a. At each node, stop the cluster software according to Section 8.1.2, āStopping Cluster
Softwareā . For example:
[root@ example-01 ~]# servi ce rg manager sto p
Stopping Cluster Service Manager: [
OK ]
[root@ example-01 ~]# servi ce g fs2 sto p
Unmounting GFS2 filesystem (/mnt/gfsA): [
OK ]
Unmounting GFS2 filesystem (/mnt/gfsB): [
OK ]
[root@ example-01 ~]# servi ce cl vmd sto p
Signaling clvmd to exit [
OK ]
clvmd terminated [
OK ]
[root@ example-01 ~]# servi ce cman sto p
Stopping cluster:
Leaving fence domain... [
OK ]
Stopping gfs_controld... [
OK ]
Stopping dlm_controld... [
OK ]
Stopping fenced... [
OK ]
Stopping cman... [
OK ]
Waiting for corosync to shutdown: [
OK ]
Unloading kernel modules... [
OK ]
Unmounting configfs... [
OK ]
[root@ example-01 ~]#
b. At each node, start the cluster software according to Section 8.1.1, ā Starting Cluster
Softwareā . For example:
[root@ example-01 ~]# servi ce cman start
Starting cluster:
Checking Network Manager... [
OK ]
Global setup... [
OK ]
Loading kernel modules... [
OK ]
Mounting configfs... [
OK ]
Starting cman... [
OK ]
Waiting for quorum... [
OK ]
Red Hat Ent erprise Linux 6 Clust er Administ rat ion
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