How to fix can't boot issue caused due to misconfigured hugepages resulting in oom during bootup without using ISO?

Solution Verified - Updated -

Issue

  • How to fix can't boot issue caused due to misconfigured hugepages resulting in oom during bootup without using ISO?
  • System is unable to boot due to out of memory caused by misconfigured hugepages value. Is there any way to fix without booting with rescue iso?

Environment

  • Red Hat Enterprise Linux 7.
  • Red Hat Enterprise Linux 8.
  • Red Hat Enterprise Linux 9.

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