RHEL7: How can I reduce jitter by using CPU and IRQ pinning with tuna?

Solution In Progress - Updated -


  • Need to reduce PTP jitter
  • Need to dedicate cores to an application
  • Need a way to bind PTP to a single core, in a NUMA node where the NIC resides for optimum efficiency and minimize latency


  • Red Hat Enterprise Linux 7
  • systemd
  • PTP or any other scheduling-sensitive process

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