diff --git a/ceilosca/ceilometer/storage/impl_monasca.py b/ceilosca/ceilometer/storage/impl_monasca.py
index 6738a83..af8d565 100644
--- a/ceilosca/ceilometer/storage/impl_monasca.py
+++ b/ceilosca/ceilometer/storage/impl_monasca.py
@@ -209,17 +209,20 @@ class Connection(base.Connection):
 
         _search_args = dict(
             start_time=start_timestamp,
-            end_time=end_timestamp,
-            limit=1)
+            end_time=end_timestamp
+            )
 
         _search_args = {k: v for k, v in _search_args.items()
                         if v is not None}
 
         result_count = 0
+        _search_args_metric = _search_args
+        _search_args_metric['dimensions'] = dims_filter
         for metric in self.mc.metrics_list(
-                **dict(dimensions=dims_filter)):
+                **_search_args_metric):
             _search_args['name'] = metric['name']
             _search_args['dimensions'] = metric['dimensions']
+            _search_args['limit'] = 1
             try:
                 for sample in self.mc.measurements_list(**_search_args):
                     d = sample['dimensions']
@@ -369,9 +372,6 @@ class Connection(base.Connection):
 
         _dimensions = {k: v for k, v in _dimensions.items() if v is not None}
 
-        _metric_args = dict(name=sample_filter.meter,
-                            dimensions=_dimensions)
-
         start_ts = timeutils.isotime(sample_filter.start_timestamp)
         end_ts = timeutils.isotime(sample_filter.end_timestamp)
 
@@ -380,14 +380,17 @@ class Connection(base.Connection):
             start_timestamp_op=sample_filter.start_timestamp_op,
             end_time=end_ts,
             end_timestamp_op=sample_filter.end_timestamp_op,
-            merge_metrics=False
         )
 
         result_count = 0
+        _search_args_metrics = _search_args
+        _search_args_metrics['dimensions'] = _dimensions
+        _search_args_metrics['name'] = sample_filter.meter
         for metric in self.mc.metrics_list(
-                **_metric_args):
+                **_search_args_metrics):
             _search_args['name'] = metric['name']
             _search_args['dimensions'] = metric['dimensions']
+            _search_args['merge_metrics'] = False
             _search_args = {k: v for k, v in _search_args.items()
                             if v is not None}
 
diff --git a/ceilosca/ceilometer/tests/unit/storage/test_impl_monasca.py b/ceilosca/ceilometer/tests/unit/storage/test_impl_monasca.py
index 0711b12..8d48101 100644
--- a/ceilosca/ceilometer/tests/unit/storage/test_impl_monasca.py
+++ b/ceilosca/ceilometer/tests/unit/storage/test_impl_monasca.py
@@ -58,6 +58,7 @@ class TestGetResources(base.BaseTestCase):
     def test_dims_filter(self, mdf_patch):
         with mock.patch("ceilometer.monasca_client.Client") as mock_client:
             conn = impl_monasca.Connection("127.0.0.1:8080")
+            start_timestamp = timeutils.isotime(datetime.datetime(1970, 1, 1))
             mnl_mock = mock_client().metrics_list
             mnl_mock.return_value = [
                 {
@@ -68,7 +69,8 @@ class TestGetResources(base.BaseTestCase):
             kwargs = dict(project='proj1')
             list(conn.get_resources(**kwargs))
             self.assertEqual(True, mnl_mock.called)
-            self.assertEqual(dict(dimensions=dict(project_id='proj1')),
+            self.assertEqual(dict(dimensions=dict(
+                             project_id='proj1'), start_time=start_timestamp),
                              mnl_mock.call_args[1])
             self.assertEqual(1, mnl_mock.call_count)