Installation guide

Section 8.12:Diagnosing and Correcting Problems in a Cluster 143
Problem Symptom Solution
Loose cable connection to
power switch
Power switch status is
Timeout
Check the serial cable connection.
Power switch serial port
incorrectly specified in the
cluster database
Power switch status
indicates a problem
Examine the current settings and
modify the cluster configuration
by running the cluconfig utility, as
specified in Section 8.4, Modifying
the Cluster Configuration, and correct
the problem.
Heartbeat channel problem Heartbeat channel status is
OFFLINE
Examine the current settings
and modify the cluster
configuration by running the
cluconfig utility, as specified
in Section 8.4, Modifying the
Cluster Configuration, and
correct the problem.
Verify that the correct type of
cable is used for each heartbeat
channel connection.
Run the command ping to
each cluster system over the
network interface for each
Ethernet heartbeat channel.