Red Hat Cluster for Enterprise Linux 5 Configuration page 52

Section 5.1, "Adding a Member to a Cluster".
2. Click Send to Cluster to propagate the updated configuration to other running nodes in the
cluster.
3. Use the command to send the updated
scp
existing cluster nodes to the new node.
4. At the Red Hat Cluster Suite management GUI Cluster Status Tool tab, disable each ser-
vice listed under Services.
5. Stop the cluster software on the two running nodes by running the following commands at
each node in this order:
a.
service rgmanager stop
b.
service gfs stop
c.
service clvmd stop
d.
service cman stop
6. Start cluster software on all cluster nodes (including the added one) by running the follow-
ing commands in this order:
a.
service cman start
b.
service clvmd start
c.
service gfs start
d.
service rgmanager start
7. Start the Red Hat Cluster Suite management GUI. At the Cluster Configuration Tool tab,
verify that the configuration is correct. At the Cluster Status Tool tab verify that the nodes
and services are running as expected.
5.2.2. Adding a Member to a Running Cluster That Contains More
Than Two Nodes
To add a member to an existing cluster that is currently in operation, and contains more than
two nodes, follow these steps:
1. Add the node and configure fencing for it as in
Section 5.1, "Adding a Member to a Cluster".
2. Click Send to Cluster to propagate the updated configuration to other running nodes in the
cluster.
3. Use the command to send the updated
scp
existing cluster nodes to the new node.
5.2. Adding a Member to a Running Cluster
/etc/cluster/cluster.conf
, if you are using Red Hat GFS
, if you are using Red Hat GFS
/etc/cluster/cluster.conf
44
file from one of the
file from one of the