The message "x2apic not enabled, IRQ remapping init failed" in dmesg output

Solution Verified - Updated -

Issue

  • x2apic not enabled, IRQ remapping init failed.
  • What isn't the x2apic enabled ?

Environment

  • Red Hat Enterprise linux 6 - 64 bit - Kernel 2.6.32-358.6.1.el6 and earlier

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