How to Check if a Reboot is Due to a Node being Fenced out of an OCFS2 / o2cb Cluster
(Doc ID 2096087.1)
Last updated on AUGUST 04, 2018
Applies to:Oracle VM - Version 3.0.1 and later
Linux OS - Version Enterprise Linux 3.0 and later
Private Cloud Appliance - Version 1.0.1 and later
Oracle Exalogic Elastic Cloud Software - Version 220.127.116.11.2 to 18.104.22.168.2
Private Cloud Appliance X5-2 Hardware
On Oracle Linux, Oracle VM and Oracle Private Cloud Appliance (PCA), when making use of the Oracle Clustered File System version 2 (OCFS2), it may be sometimes difficult to determine if a server which rebooted has been fenced out of the ocfs2 cluster due to not writing its heartbeat in time or if the cause is external to the o2cb cluster.
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