diff --git a/ocs/Topo_stress_test_0909.sh b/ocs/Topo_stress_test_0909.sh
new file mode 100644
index 0000000..dc8d1c5
--- /dev/null
+++ b/ocs/Topo_stress_test_0909.sh
@@ -0,0 +1,86 @@
+#!/bin/bash
+
+#Collect log
+time1=$(date +%Y-%m-%d-%H%M%S)
+touch /home/br1/zw/topo_stress_log/$time1-topo-stress-log.log
+exec > >(tee /home/br1/zw/topo_stress_log/$time1-topo-stress-log.log) 2>&1
+
+#Topo test
+for((loop=1;loop<=1;loop++));
+do
+  # exp=6
+   UBB_BMC_IP=10.102.12.43
+   test_time=120s
+   echo "Loop $loop"
+   echo "=================================================================="
+   time=$(date +%Y-%m-%d/%H:%M:%S)
+   echo "*** Start-Current time is: $time ***"
+   echo "*****topo stress test*****" 
+          for((topo=0;topo<=2;topo++));
+          do
+          topo_array=(0605080702010403
+		  0506070801020304
+	          0708050603040102)
+		  # 0403020108070605
+          topo_test=${topo_array[$topo]}
+          echo "Test topo is: $topo_test" 
+         
+          for((e=0;e<=1;e++));
+          do
+          e_array=(6
+                  8)
+          exp_test=${e_array[$e]}
+          echo "Test exp is: $exp_test"
+	  vuart -i $UBB_BMC_IP -e $exp_test -c vcmd -p "fl786 route $topo_test"
+          done
+
+	  brsmi reset -g
+	  sleep 1s
+
+	  echo "Exp reset:"
+	  for((e=0;e<=1;e++));
+          do
+          e_array=(6
+                  8)
+          exp_test=${e_array[$e]}
+          echo "Test exp is: $exp_test"
+          ocs_link_reset -i $UBB_BMC_IP -e $exp_test
+          done
+          sleep 8s
+
+	  echo "Begin training:"
+          for((e=0;e<=1;e++));
+          do
+          e_array=(6
+                  8)
+          exp_test=${e_array[$e]}
+          echo "Exp $exp_test training"       	  
+	  cd /home/br1/br-tool/25.08.27/topo/
+	  ./ocsTopo -p $exp_test
+          sleep 0.5s
+	  cd /home/br1/zw
+	  echo -e
+	  echo "***Test exp is: $exp_test  *** Test topo is: $topo_test ***Start"
+          ocsdiag -i $UBB_BMC_IP -e $exp_test -c vcmd -p "rtmr all" |grep -e RECOVERY -e LNK_STA
+	  echo -e
+          done
+
+          sleep $test_time
+
+	  for((e=0;e<=1;e++));
+          do
+          e_array=(6
+                  8)
+          exp_test=${e_array[$e]}
+	  echo -e
+          echo "Test exp is: $exp_test *** Test topo is: $topo_test ***End"
+	  ocsdiag -i $UBB_BMC_IP -e $exp_test -c vcmd -p "rtmr all" |grep -e RECOVERY -e LNK_STA
+          done
+          echo "Test topo finished: $topo_test"
+	  echo -e
+          done
+    echo -e
+    time=$(date +%Y-%m-%d/%H:%M:%S)
+    echo "*** End-Current time is: $time ***"
+    echo -e
+done