Cluster Configuration File With Apc Fence Device - Red Hat ENTERPRISE LINUX 5 Configuration Manual

Chapter 2. Configuring an APC Switch as a Fence Device
6. Click Update main fence properties. This causes a confirmation screen to be displayed.
7. On the confirmation screen, Click OK. A progress page is displayed after which the display returns
to the status page for clusternode1.example.com in cluster apcclust.
After configuring apcfence as the fencing device for clusternode1.example.com, use the
same procedure to configure apcfence as the fencing device for clusternode2.example.com,
specifying Port 2 for clusternode2.example.com, as in the following procedure:
1. On the status page for clusternode1.example.com in cluster apcclust, the other nodes
in apcclust are displayed below the Configure menu item below the Nodes menu item on
the left side of the screen. Click clusternode2.example.com to display the status screen for
clusternode2.example.com.
2. At the Main Fencing Method display, click Add a fence device to this level. This causes a
dropdown manu to display.
3. As for clusternode1.example.com, the apcfence fence device should display as one of the
menu options on the dropdown menu, under Use an Existing Fence Device. Select apcfence
(APC Power Device). This causes a fence device configuration menu to display with the Name,
IP Address, Login, Password, Password Script values already configured, as defined when you
configured apcfence as a shared fence device.
4. For Port, enter 2. Do not enter any value for Switch.
5. Click Update main fence properties.
Similarly, configure apcfence as the main fencing method for clusternode3.example.com,
specifying 3 as the Port number.

2.4. Cluster Configuration File with APC Fence Device

Configuring a cluster with Conga modifies the cluster configuration file. This section shows the cluster
configuration file before and after the procedures documented in
Configuration Procedure"
Before the cluster resources and service were configured, the cluster.conf file appeared as
follows.
<?xml version="1.0"?>
<cluster alias="apcclust" config_version="12" name="apcclust">
<fence_daemon clean_start="0" post_fail_delay="0"
post_join_delay="3"/>
<clusternodes>
<clusternode name="clusternode1.example.com" nodeid="1"
votes="1">
</clusternode>
<clusternode name="clusternode2.example.com" nodeid="2"
votes="1">
8
were performed.
<fence/>
<fence/>
Section 2.3, "APC Fence Device