def fileno(self):
        raise NotImplementedError()
Calculate new 'numa_usage' of 'host' from 'instance' NUMA usage
dataset/ETHPy150Open RobotWebTools/rosbridge_suite/rosbridge_server/src/tornado/iostream.py/BaseIOStream.fileno--crossover with--dataset/ETHPy150Open BU-NU-CLOUD-SP16/Trusted-Platform-Module-nova/nova/virt/hardware.py/get_host_numa_usage_from_instance