Add result controll in arping function

Change-Id: Ief385955cde7d10ded04d709f3eb9a7920b752ca
diff --git a/TestON/tests/SCPF/SCPFscaleTopo/SCPFscaleTopo.params b/TestON/tests/SCPF/SCPFscaleTopo/SCPFscaleTopo.params
index b44a3c0..90ec8bf 100755
--- a/TestON/tests/SCPF/SCPFscaleTopo/SCPFscaleTopo.params
+++ b/TestON/tests/SCPF/SCPFscaleTopo/SCPFscaleTopo.params
@@ -37,7 +37,7 @@
         <balance>10</balance>
         <nodeSleep>10</nodeSleep>
         <pingall>15</pingall>
-        <MNsleep>120</MNsleep>
+        <MNsleep>60</MNsleep>
     </SLEEP>
 
     <TIMEOUT>
diff --git a/TestON/tests/SCPF/SCPFscaleTopo/dependencies/topo.py b/TestON/tests/SCPF/SCPFscaleTopo/dependencies/topo.py
index 7a8c0c6..f1101fe 100644
--- a/TestON/tests/SCPF/SCPFscaleTopo/dependencies/topo.py
+++ b/TestON/tests/SCPF/SCPFscaleTopo/dependencies/topo.py
@@ -99,6 +99,7 @@
 
 def sendArpPackage( main, hostList ):
     import json
+    import time
     """
         send arping package from host
         return the total hosts number from Onos
@@ -107,7 +108,8 @@
     if isinstance(hostList, list):
         threads = []
         for h in hostList:
-            main.Mininet1.arping( srcHost=h, dstHost="10.0.0.1", output=main.FALSE )
+            main.Mininet1.arping( srcHost=h, dstHost="10.0.0.1", output=main.FALSE, noResult=True )
+            time.sleep(1)
     else:
         main.Mininet1.arping(srcHost=hostList)
     summaryStr = json.loads( main.CLIs[0].summary().encode() )