keep less values

noblogsmv/state.py

@@ -351,7 +351,7 @@ class StateMachine(object):
             state_count_ts = dict(self.state_count_ts)
             for key, value in state_count.iteritems():
                 if key not in state_count_ts:
-                    state_count_ts[key] = RingBuffer(512)
+                    state_count_ts[key] = RingBuffer(128)
                 state_count_ts[key].add(value)
             self.state_count = state_count
             self.state_count_ts = state_count_ts