newly added compute nodes are not connecting to the controllers

Issue

• In nova-compute.log on an impacted compute node:

2024-06-03 21:57:28.644 7 ERROR nova.compute.manager [req-6791d9cc-90ec-4445-9691-89b223a9fda2 - - - - -] No compute node record for host scl1cpu103: nova.exception_Remote.ComputeHostNotFound_Remote: Compute host scl1cpu103 could not be found.
2024-06-03 21:57:29.225 7 ERROR nova.compute.manager [req-6791d9cc-90ec-4445-9691-89b223a9fda2 - - - - -] Error updating resources for node scl1cpu103.: nova.exception.Invalid: Invalid '[compute] cpu_dedicated_set' config: one or more of the configured CPUs is not online. Online cpuset(s): [0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79], configured cpuset(s): [3, 5, 7, 9, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 55, 57, 59, 61, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 100, 101, 102, 103]
2024-06-03 21:57:29.225 7 ERROR nova.compute.manager Traceback (most recent call last):
2024-06-03 21:57:29.225 7 ERROR nova.compute.manager   File "/usr/lib/python3.6/site-packages/nova/compute/manager.py", line 8792, in _update_available_resource_for_node
2024-06-03 21:57:29.225 7 ERROR nova.compute.manager     startup=startup)
2024-06-03 21:57:29.225 7 ERROR nova.compute.manager   File "/usr/lib/python3.6/site-packages/nova/compute/resource_tracker.py", line 911, in update_available_resource
2024-06-03 21:57:29.225 7 ERROR nova.compute.manager     resources = self.driver.get_available_resource(nodename)
2024-06-03 21:57:29.225 7 ERROR nova.compute.manager   File "/usr/lib/python3.6/site-packages/nova/virt/libvirt/driver.py", line 8185, in get_available_resource
2024-06-03 21:57:29.225 7 ERROR nova.compute.manager     numa_topology = self._get_host_numa_topology()
2024-06-03 21:57:29.225 7 ERROR nova.compute.manager   File "/usr/lib/python3.6/site-packages/nova/virt/libvirt/driver.py", line 7267, in _get_host_numa_topology
2024-06-03 21:57:29.225 7 ERROR nova.compute.manager     available_dedicated_cpus = self._get_pcpu_available()
2024-06-03 21:57:29.225 7 ERROR nova.compute.manager   File "/usr/lib/python3.6/site-packages/nova/virt/libvirt/driver.py", line 6535, in _get_pcpu_available
2024-06-03 21:57:29.225 7 ERROR nova.compute.manager     'req': sorted(dedicated_cpus)})
2024-06-03 21:57:29.225 7 ERROR nova.compute.manager nova.exception.Invalid: Invalid '[compute] cpu_dedicated_set' config: one or more of the configured CPUs is not online. Online cpuset(s): [0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79], configured cpuset(s): [3, 5, 7, 9, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 55, 57, 59, 61, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 100, 101, 102, 103]
2024-06-03 21:57:29.225 7 ERROR nova.compute.manager