When is it necessary to rebuild the initramfs?

Solution Verified - Updated -


  • Need to determine when is it necessary or applicable to rebuild the initramfs
  • Some disk partition and LVM changes were made with the root filesystem, is rebuilding the initram disk required?
  • Some changes are made in sysctl.conf, should initramfs be rebuilt?


  • Red Hat Enterprise Linux 8
  • Red Hat Enterprise Linux 7
  • Red Hat Enterprise Linux 6
  • Red Hat Enterprise Linux 5

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