Hi,
I have enabled cpu on a worker node as per the documentation [1].
There were couple of VMs already created and vGPUs were attached to each VM. 
After configuring the worker, I just unlocked the worker and noticed that stx-openstack apply failed.
Couple of pods were failing. 
NAME                                                 READY   STATUS             RESTARTS       AGE
nova-compute-worker-ov-01-cdc7009a-n95w9             1/2     CrashLoopBackOff   18 (94s ago)   72m
pci-irq-affinity-agent-2kgds                         0/1     Init:0/1           0              24h
Collect Logs available at [2].
pci-irq-affinity-agent-2kgds pod log:
Error from server (BadRequest): container "pci-irq-affinity-agent" in pod "pci-irq-affinity-agent-2kgds" is waiting to start: PodInitializing
Regards,
Danishka