Restarting the o2cb Service Yields a "Cluster not known" Error (Doc ID 2085469.1)

Last updated on DECEMBER 16, 2015

Applies to:

Oracle VM - Version 3.0.1 and later
Linux OS - Version Enterprise Linux 3.0 and later
Linux x86-64

Symptoms

 On an Oracle Linux Server, during initial or subsequent configuration of the Oracle Clustered File System version 2 (OCFS2), when attempting to restart the 'o2cb' service using a command such as the following one :

 This "Cluster not known" error being reported after all the underlying layers having succeeded to start up.

Cause

Sign In with your My Oracle Support account

Don't have a My Oracle Support account? Click to get started

My Oracle Support provides customers with access to over a
Million Knowledge Articles and hundreds of Community platforms