kernel shows "Your BIOS is broken and requested that x2apic be disabled."
Issue
- The following messages are shown.
kernel: Queued invalidation will be enabled to support x2apic and Intr-remapping.
kernel: Your BIOS is broken and requested that x2apic be disabled.#012This will slightly decrease performance.#012Use 'intremap=no_x2apic
_optout' to override BIOS request.
kernel: Enabled IRQ remapping in xapic mode
kernel: x2apic not enabled, IRQ remapping is in xapic mode
Environment
- Red Hat Enterprise Linux 7
Subscriber exclusive content
A Red Hat subscription provides unlimited access to our knowledgebase, tools, and much more.