My Oracle Support Banner

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

Last updated on MAY 04, 2023

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

Goal

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.

https://oss.oracle.com/ol6/docs/RELEASE-NOTES-UEK2-en.html

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.

 

Solution

To view full details, sign in with your My Oracle Support account.

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


In this Document
Goal
Solution
 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
References


My Oracle Support provides customers with access to over a million knowledge articles and a vibrant support community of peers and Oracle experts.