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OCFS2: Considerations for Cloning OCFS2 Volumes (Doc ID 567604.1)

Last updated on FEBRUARY 01, 2022

Applies to:

Linux OS - Version 1.2 to 1.4.7
Oracle Cloud Infrastructure - Version N/A and later
Linux x86-64
Linux x86
Oracle Cluster File System 2 (OCFS2) 1.2
Oracle Cluster File System 2 (OCFS2) 1.4


This article discusses the considerations for cloning OCFS2 volumes. The article is intended for anyone wishing to  work with cloned OCFS2 volumes.

Examples are based on the following versions, but similarly apply to other Linux/OCFS2 versions:

  • Oracle Linux 4 Update 6 (2.6.9- x86_64)
  • ocfs2-2.6.9-
  • ocfs2console-1.2.7-1.el4
  • ocfs2-tools-1.2.7-1.el4


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In this Document
 Preparing to Use Cloned OCFS2 Volumes
 1. Ensure Sufficient OCFS2 Node Slots
 Adding Additional Node Slots
 2. Ensure Unique OCFS2 Node Numbering
 Modifying OCFS2 Node Numbering
 3. Cloning OCFS2 Volumes
 4. Regenerating Cloned OCFS2 Volume UUID and Label
 5. Verifying Unique UUID and Label of Cloned OCFS2 Volumes
 6. Create Mount Point Directory and fstab Entry for Cloned OCFS2 Volume
 7. Mount Cloned OCFS2 Volume

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