Can I upgrade my ext3 filesystem to ext4 in Red Hat Enterprise Linux?

Solution Verified - Updated -

Issue

  • Can I upgrade my ext3 filesystem to ext4 in Red Hat Enterprise Linux?
  • Can an existing ext3 filesystem be converted to an ext4 filesystem?
  • Are there any methods from moving from an ext3 to an ext4 in a supported manner?
  • How to upgrade or convert ext3 filesystem to ext4 filesystem?

Environment

  • Red Hat Enterprise Linux 5.6 or later
  • Red Hat Enterprise Linux 6
  • Red Hat Enterprise Linux 7
  • Red Hat Enterprise Linux 8
  • Red Hat Enterprise Linux 9
  • Existing Ext3 filesystem

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