Unable to boot RHEL8.6 real time kernel with imsm RAID volume.

Solution Verified - Updated -

Issue

  • Unable to boot RHEL8.6 real time kernel-rt-4.18.0-372.16.1.rt7.173.el8_6.x86_64 with IMSM RAID volume.
  • IMSM raid volume is not automatically activated when booting with real time kernel-rt-4.18.0-372.16.1.rt7.173.el8_6.x86_64.

Environment

  • Red Hat Enterprise Linux 8.6
    • IMSM raid

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