func (n *numaFirst) sortAvailableCores() []int {
	var result []int
	for _, socket := range n.acc.sortAvailableSockets() {
		cores := n.acc.details.CoresInSockets(socket).UnsortedList()
		n.acc.sort(cores, n.acc.details.CPUsInCores)
		result = append(result, cores...)
	}
	return result
}

// If sockets are higher in the memory hierarchy than NUMA nodes, then we take
// from the set of sockets as the first level.

		if err != nil {
			return nil, fmt.Errorf("[cpumanager] unable to build the reserved physical CPUs from the reserved set: %w", err)
		}
		reservedPhysicalCPUs = reservedPhysicalCPUs.Union(topology.CPUDetails.CPUsInCores(core))
	}

	klog.InfoS("Reserved CPUs not available for exclusive assignment", "reservedSize", reserved.Size(), "reserved", reserved, "reservedPhysicalCPUs", reservedPhysicalCPUs)
	policy.reservedCPUs = reserved