How to disable specific CPU features in Red Hat Enterprise Linux

Solution Verified - Updated -


Sometimes 3rd-party software depends on a specific CPU feature in such a way that this software behaves differently depending on what CPU features are presented by the kernel. Thus, disabling a specific CPU feature might serve as a workaround for such a software.


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

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