Merge "Add logs when cannot fit numa"

Author: Zuul

nova/compute/claims.py

@@ -112,6 +112,8 @@ def _claim_test(self, compute_node, limits=None):
                    self._test_pci()]
         reasons = [r for r in reasons if r is not None]
         if len(reasons) > 0:
+            LOG.info('Failed to claim: %s', '; '.join(reasons),
+                     instance=self.instance)
             raise exception.ComputeResourcesUnavailable(reason=
                     "; ".join(reasons))