nova-compute: libvirtError: invalid argument: could not find capabilities for domaintype=kvm

Solution Verified - Updated -

Issue

nova-compute fails to start or create an instance with the following error found in /var/log/nova/nova-compute.log.

2019-07-08 15:41:58.105 8458 ERROR nova.compute.manager [instance: 7f20dd1e-5892-428f-a189-fb6f19c9f92c] libvirtError: invalid argument: could not find capabilities for domaintype=kvm 

kernel logs will contain errors like the following when the kvm_intel module insert was attempted

2019-07-08 15:28:08.503531 srbhoncihv69 kernel kvm_intel: Unknown parameter `ple_gap'

Environment

  • Red Hat OpenStack Platform 10
  • tuned < 2.10.0-6.el7_6.3

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