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+Summary:
+        This is a performance test suit, designed to test the upper limits
+        of onos and ovsdb with respect to installing intents.
+        In this test, CASE10 set up null provoder, CASE 11 set up ovs. Start from
+        1 node, and scale to 7 nodes.
+        We push intents to every node by using Thread, and when the intents number
+        reach to the minimun number, we will verify intents and flows. If intents are
+        not installed correctly, test will stop pushing and finish this case.
+NOTE:
+        This test is largely based on the hardware used to run onos and mininet.
+        Therefore, results will very test station to test station.