Why under global heartbeat mode, OCFS2 heartbeat regions/volume(s) must be created before o2cb initiation, which is not a prerequisite when using local heartbeat mode
(Doc ID 2034854.1)
Last updated on MAY 07, 2020
Applies to:Linux OS - Version 1.6 and later
Oracle Cloud Infrastructure - Version N/A and later
Under local heartbeat mode, mkfs.ocfs2 could be done later after o2cb initiation.
By contrast, under global heartbeat mode, OCFS2 heartbeat regions/volume(s) must be created before o2cb initiation.
This document explain the reason.
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