diff --git a/watcher/decision_engine/strategy/strategies/outlet_temp_control.py b/watcher/decision_engine/strategy/strategies/outlet_temp_control.py
index 40a6a1a6f..536546047 100644
--- a/watcher/decision_engine/strategy/strategies/outlet_temp_control.py
+++ b/watcher/decision_engine/strategy/strategies/outlet_temp_control.py
@@ -223,9 +223,9 @@ class OutletTempControl(base.ThermalOptimizationBaseStrategy):
             host = instance_data['compute_node']
             # available
             cores_used, mem_used, disk_used = self.calc_used_resource(host)
-            cores_available = host.vcpus - cores_used
-            disk_available = host.disk - disk_used
-            mem_available = host.memory - mem_used
+            cores_available = host.vcpu_capacity - cores_used
+            disk_available = host.disk_gb_capacity - disk_used
+            mem_available = host.memory_mb_capacity - mem_used
             if cores_available >= required_cores \
                     and disk_available >= required_disk \
                     and mem_available >= required_memory:
diff --git a/watcher/tests/decision_engine/model/data/scenario_3_with_2_nodes.xml b/watcher/tests/decision_engine/model/data/scenario_3_with_2_nodes.xml
index ea90081bc..9a00e3109 100644
--- a/watcher/tests/decision_engine/model/data/scenario_3_with_2_nodes.xml
+++ b/watcher/tests/decision_engine/model/data/scenario_3_with_2_nodes.xml
@@ -1,8 +1,8 @@
 <ModelRoot>
-  <ComputeNode uuid="fa69c544-906b-4a6a-a9c6-c1f7a8078c73" status="enabled" state="up" id="0" hostname="hostname_0" vcpus="40" disk="250" disk_capacity="250" memory="132">
+  <ComputeNode uuid="fa69c544-906b-4a6a-a9c6-c1f7a8078c73" status="enabled" state="up" id="0" hostname="hostname_0" vcpus="40" vcpu_reserved="0" vcpu_ratio="1" disk="250" disk_gb_reserved="0" disk_ratio="1" disk_capacity="250" memory="132" memory_mb_reserved="0" memory_ratio="1">
     <Instance watcher_exclude="False" state="active" human_id="" name="" uuid="73b09e16-35b7-4922-804e-e8f5d9b740fc" vcpus="10" disk="20" disk_capacity="20" memory="2" metadata='{"optimize": true,"top": "floor", "nested": {"x": "y"}}' project_id="91FFFE30-78A0-4152-ACD2-8310FF274DC9"/>
   </ComputeNode>
-  <ComputeNode uuid="af69c544-906b-4a6a-a9c6-c1f7a8078c73" status="enabled" state="up" id="1" hostname="hostname_1" vcpus="40" disk="250" disk_capacity="250" memory="132">
+  <ComputeNode uuid="af69c544-906b-4a6a-a9c6-c1f7a8078c73" status="enabled" state="up" id="1" hostname="hostname_1" vcpus="40" vcpu_reserved="0" vcpu_ratio="1" disk="250" disk_gb_reserved="0" disk_ratio="1" disk_capacity="250" memory="132" memory_mb_reserved="0" memory_ratio="1">
     <Instance watcher_exclude="False" state="active" human_id="" name="" uuid="a4cab39b-9828-413a-bf88-f76921bf1517" vcpus="10" disk="20" disk_capacity="20" memory="2" metadata='{"optimize": true,"top": "floor", "nested": {"x": "y"}}' project_id="91FFFE30-78A0-4152-ACD2-8310FF274DC9"/>
   </ComputeNode>
 </ModelRoot>