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How to create an ocfs2 volume with the global heartbeat feature (Doc ID 1533533.1)

Last updated on FEBRUARY 05, 2019

Applies to:

Linux OS - Version Oracle Linux 5.8 with Unbreakable Enterprise Kernel [2.6.39] and later
Oracle Cloud Infrastructure - Version N/A and later
Linux x86
Linux x86-64


Since ocfs2-1.8, global heartbeat feature is available.

Please note that ocfs2-1.8 only being provided in Oracle UEK2 (2.6.39-xxx).
Oracle UEK (2.6.32-xxx) provides ocfs2-1.6 in which global heartbeat not available.

Global heartbeat: Earlier versions of OCFS2 had its own heartbeat for each mounted volume, which caused a lot of overhead. This has now been changed to what is called "global heartbeat", where there is only one heartbeat/disk/network for all mounted volumes.



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In this Document
 1. Check the ocfs2 version
 2. Create an ocfs2 volume by specifying the cluster-name and cluster-stack forcefully
 3. Setup the ocfs2 cluster.conf and add the cluster nodes
 4. Check the ocfs2 cluster configuration
 5. Enable o2cb
 6. Check the global heartbeat
 7. Known issues

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