Does Red Hat Enterprise Linux support IRQ affinity hints?

Solution Verified - Updated -

Issue

  • Does Red Hat Enterprise Linux support IRQ affinity hints?
  • Upstream kernel 2.6.35 allows drivers to specify their own cpu affinity for each interrupt, is this in RHEL?

Environment

  • Red Hat Enterprise Linux 7
  • Red Hat Enterprise Linux 6
  • Red Hat Enterprise Linux 5
  • Multi-queue network interface
  • irqbalance service to balance IRQs

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