'Check if the pci requests can be met.
Scheduler checks compute node\'s PCI stats to decide if an
instance can be scheduled into the node. Support does not
mean real allocation.
If numa_cells is provided then only devices contained in
those nodes are considered.'

def support_requests(self, requests, numa_cells=None):

    pools = copy.deepcopy(self.pools)
    return all([self._apply_request(pools, r, numa_cells) for r in requests])
