fix iperf + tune max_rxgain for our setup

ci-scripts/cls_oaicitest.py

@@ -2234,7 +2234,7 @@ class OaiCiTest():
 			SSH.open(EPC.IPAddress, EPC.UserName, EPC.Password)
 			cmd = 'rm iperf_server_' + self.testCase_id + '_' + self.ue_id + '.log'
 			SSH.command(cmd,'\$',5)
-			cmd = 'echo $USER; nohup iperf -s -i 1 -u 2>&1 > iperf_server_' + self.testCase_id + '_' + self.ue_id + '.log'
+			cmd = 'echo $USER; nohup iperf -s -u 2>&1 > iperf_server_' + self.testCase_id + '_' + self.ue_id + '.log'
 			SSH.command(cmd,'\$',5)
 
 			#client side UE
@@ -2252,6 +2252,13 @@ class OaiCiTest():
 		else :
 			logging.debug("Incorrect or missing IPERF direction in XML")
 
+		SSH.open(Module_UE.HostIPAddress, Module_UE.HostUsername, Module_UE.HostPassword)
+		cmd = 'killall --signal=SIGKILL iperf'
+		SSH.command(cmd,'\$',5)
+		SSH.open(EPC.IPAddress, EPC.UserName, EPC.Password)
+		cmd = 'killall --signal=SIGKILL iperf'
+		SSH.command(cmd,'\$',5)
+
 		SSH.close()
 		return
 

ci-scripts/conf_files/enb.band7.tm1.fr1.25PRB.usrpb210.conf

@@ -264,7 +264,7 @@ RUs = (
     att_rx         = 0;
     bands          = [7];
     max_pdschReferenceSignalPower = -27;
-    max_rxgain                    = 118;
+    max_rxgain                    = 115;
     eNB_instances  = [0];
 #    clock_src      = "external";
   }

ci-scripts/conf_files/gnb.band78.tm1.fr1.106PRB.usrpb210.conf

@@ -248,7 +248,7 @@ RUs = (
          att_rx         = 0;
          bands          = [7];
          max_pdschReferenceSignalPower = -27;
-         max_rxgain                    = 114;
+         max_rxgain                    = 111;
          eNB_instances  = [0];
 #         clock_src = "external";
     }

ci-scripts/xml_files/fr1_nsa_quectel.xml

@@ -110,7 +110,7 @@
 	<testCase id="070000">
 		<class>Iperf</class>
 		<desc>iperf (DL/20Mbps/UDP)(60 sec)(single-ue profile)</desc>
-		<iperf_args>-u -b 20M -t 60 -i 1</iperf_args>
+		<iperf_args>-u -b 20M -t 60</iperf_args>
 		<direction>DL</direction>
 		<id>idefix</id>
 		<iperf_packetloss_threshold>50</iperf_packetloss_threshold>
@@ -120,7 +120,7 @@
 	<testCase id="070001">
 		<class>Iperf</class>
 		<desc>iperf (UL/3Mbps/UDP)(60 sec)(single-ue profile)</desc>
-		<iperf_args>-u -b 3M -t 60 -i 1</iperf_args>
+		<iperf_args>-u -b 3M -t 60</iperf_args>
 		<direction>UL</direction>
 		<id>idefix</id>
 		<iperf_packetloss_threshold>50</iperf_packetloss_threshold>