Benchmark for generate_random_name

This patch adds scenario that runs generate_random_name
in atomic and shows performance of this method.

Change-Id: Iff2445f2d5c295a06bd2e72874280ecb1c4280f2

rally-jobs/plugins/rally_profile.py

@@ -0,0 +1,32 @@
+# Copyright 2016: Mirantis Inc.
+# All Rights Reserved.
+#
+#    Licensed under the Apache License, Version 2.0 (the "License"); you may
+#    not use this file except in compliance with the License. You may obtain
+#    a copy of the License at
+#
+#         http://www.apache.org/licenses/LICENSE-2.0
+#
+#    Unless required by applicable law or agreed to in writing, software
+#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+#    License for the specific language governing permissions and limitations
+#    under the License.
+
+
+from rally.common import utils
+from rally.task import atomic
+from rally.task import scenario
+
+
+@scenario.configure(name="RallyProfile.generate_names_in_atomic")
+class GenerateNamesInAtomic(scenario.Scenario, utils.RandomNameGeneratorMixin):
+
+    def run(self, number_of_names):
+        """Generate random names in atomic.
+
+        :param number_of_names: int number of names to create
+        """
+        with atomic.ActionTimer(self, "generate_%s_names" % number_of_names):
+            for i in range(number_of_names):
+                self.generate_random_name()

rally-jobs/rally.yaml

@@ -794,6 +794,38 @@
         failure_rate:
           max: 0
 
+  RallyProfile.generate_names_in_atomic:
+    -
+      args:
+        number_of_names: 100
+      runner:
+        type: "constant"
+        times: 10
+        concurrency: 5
+      sla:
+        failure_rate:
+          max: 0
+    -
+      args:
+        number_of_names: 1000
+      runner:
+        type: "constant"
+        times: 10
+        concurrency: 5
+      sla:
+        failure_rate:
+          max: 0
+    -
+      args:
+        number_of_names: 10000
+      runner:
+        type: "constant"
+        times: 10
+        concurrency: 5
+      sla:
+        failure_rate:
+          max: 0
+
   CeilometerStats.get_stats:
    -
      runner: