Red Hat GFS 5.2.1 -, Administrator'S Manual

Page: 82 / 192

68 Chapter 6. Creating the Cluster Configuration System Files
nodes {
n01 {
ip_interfaces {
hsi0 = "10.0.0.1"
}
fence {
human {
admin {
ipaddr = "10.0.0.1"
}
}
}
}
n02 {
.
.
.
}
}
Example 6-19. Nodes Defined for Manual Fencing
nodes {
n01 {
ip_interfaces {
eth0 = "10.0.1.21"
}
fence {
san { <--
Fencing with Brocade FC switch
brocade1 {
port = 1
}
}
power {
<--
Fencing with APC MasterSwitch
apc {
port = 1
switch = 1
}
}
}
}
n02 {
.
.
.
}
}
This example shows a node that can be fenced using a Brocade FC switch or an APC MasterSwitch.
If the node must be fenced, the fencing system first attempts to disable the node’s FC port. If that
operation fails, the fencing system attempts to reboot the node using the power switch.
Example 6-20. Nodes Defined for Cascaded Fencing