dashboard: fix node monitor

circle/dashboard/views.py

@@ -2813,7 +2813,7 @@ class NodeGraphView(SuperuserRequiredMixin, GraphViewBase):
     model = Node
 
     def get_prefix(self, instance):
-        return 'circle.%s' % instance.name
+        return 'circle.%s' % instance.host.hostname
 
     def get_title(self, instance, metric):
         return '%s - %s' % (instance.name, metric)

circle/vm/models/node.py

@@ -257,7 +257,7 @@ class Node(OperatedMixin, TimeStampedModel):
     @method_cache(10)
     def monitor_info(self):
         metrics = ('cpu.usage', 'memory.usage')
-        prefix = 'circle.%s.' % self.name
+        prefix = 'circle.%s.' % self.host.hostname
         params = [('target', '%s%s' % (prefix, metric))
                   for metric in metrics]
         params.append(('from', '-5min'))