diff --git a/tests/script/unique/arbitrator/dn3_mn1_vnode_corruptFile_offline.sim b/tests/script/unique/arbitrator/dn3_mn1_vnode_corruptFile_offline.sim
index 6062b07510cd77e807f8ac59b15959276e0540b9..a7529d5bbcb366bbbd92f461e67124aefb7d8b5b 100644
--- a/tests/script/unique/arbitrator/dn3_mn1_vnode_corruptFile_offline.sim
+++ b/tests/script/unique/arbitrator/dn3_mn1_vnode_corruptFile_offline.sim
@@ -93,7 +93,7 @@ if $data00 != $totalRows then
 	return -1
 endi
 
-print ============== step3: stop dnode3, then corrupt vnode data file in dnode3
+print ============== step3: stop dnode3 for falling disc, then corrupt vnode data file in dnode3
 system sh/exec.sh -n dnode3 -s stop -x SIGINT
 sleep $sleepTimer
 wait_dnode3_offline_0:
@@ -141,13 +141,26 @@ if $dnode2Vtatus != master then
   goto wait_dnode3_vgroup_offline
 endi
 
-# del the second row
-system sed '2d' ../../../sim/dnode3/data/vnode/vnode2/tsdb/data/v1849.data
-sleep 1000
+#system_content ls ../../../sim/dnode3/data/vnode/vnode2/tsdb/data/ -l | grep "^-" | wc -l | sed 's/^[ \t]*//g'
+#system_content ls ../../../sim/dnode3/data/vnode/vnode2/tsdb/data/ -l | grep "^-" | wc -l | sed 's/[ \t]*$//g'
+#print --2-->dnode3 data files: [ $system_content ]
+
+system_content ls ../../../sim/dnode2/data/vnode/vnode2/tsdb/data/ -l | grep "^-" | wc -l
+print ---->dnode2 data files: [ $system_content ], expect is 0
+
+system_content ls ../../../sim/dnode3/data/vnode/vnode2/tsdb/data/ -l | grep "^-" | wc -l
+print ---->dnode3 data files: [ $system_content ], expect is 3
+#if $system_content != 3 then 
+#  return -1
+#endi
+
+#system echo "haha, nothing......" > ../../../sim/dnode3/data/vnode/vnode2/tsdb/data/f1643.data
+#sleep 1000
 
 print ============== step4: restart dnode3, and run query 
 system sh/exec.sh -n dnode3 -s start
 sleep $sleepTimer
+
 wait_dnode3_reready:
 sql show dnodes
 if $rows != 3 then
@@ -171,12 +184,49 @@ if $dnode3Status != ready then
   goto wait_dnode3_reready
 endi
 
+wait_dnode3_vgroup_slave:
+sql show vgroups
+if $rows != 1 then
+  sleep 2000
+  goto wait_dnode3_vgroup_slave
+endi
+print show vgroups:
+print $data0_1  $data1_1  $data2_1  $data3_1  $data4_1  $data5_1  $data6_1  $data7_1  $data8_1  $data9_1
+print $data0_2  $data1_2  $data2_2  $data3_2  $data4_2  $data5_2  $data6_2  $data7_2  $data8_2  $data9_2
+print $data0_3  $data1_3  $data2_3  $data3_3  $data4_3  $data5_3  $data6_3  $data7_3  $data8_3  $data9_3
+$dnode2Vtatus = $data7_2
+$dnode3Vtatus = $data4_2
+
+if $dnode2Vtatus != master then
+  sleep 2000
+  goto wait_dnode3_vgroup_slave
+endi
+if $dnode3Vtatus != slave then
+  sleep 2000
+  goto wait_dnode3_vgroup_slave
+endi
+
 sql select count(*) from $stb
 print data00 $data00
 if $data00 != $totalRows then
 	return -1
 endi
 
+system_content ls ../../../sim/dnode2/data/vnode/vnode2/tsdb/data/ -l |grep "^-"|wc -l
+print ----> dnode2 data files: [ $system_content ], expect is 0
+#if $system_content != 0 then 
+#  return -1
+#endi
+
+system_content ls ../../../sim/dnode3/data/vnode/vnode2/tsdb/data/ -l |grep "^-"|wc -l
+print ----> dnode3 data files: [ $system_content ], expect is 0
+#if $system_content != 0 then
+#  print there should be no data file in dnode3 after sync 
+#  return -1
+#endi
+
+return -1
+
 print ============== step5: stop dnode2, and check if dnode3 sync ok
 system sh/exec.sh -n dnode2 -s stop -x SIGINT
 sleep $sleepTimer
@@ -229,4 +279,101 @@ sql select count(*) from $stb
 print data00 $data00
 if $data00 != $totalRows then
 	return -1
-endi
\ No newline at end of file
+endi
+
+print ============== step6: stop dnode3 for falling disck
+system sh/exec.sh -n dnode3 -s stop -x SIGINT
+sleep $sleepTimer
+sql show dnodes
+print $data0_1  $data1_1  $data2_1  $data3_1  $data4_1
+print $data0_2  $data1_2  $data2_2  $data3_2  $data4_2
+print $data0_3  $data1_3  $data2_3  $data3_3  $data4_3
+
+sql show vgroups
+print show vgroups:
+print $data0_1  $data1_1  $data2_1  $data3_1  $data4_1  $data5_1  $data6_1  $data7_1  $data8_1  $data9_1
+print $data0_2  $data1_2  $data2_2  $data3_2  $data4_2  $data5_2  $data6_2  $data7_2  $data8_2  $data9_2
+print $data0_3  $data1_3  $data2_3  $data3_3  $data4_3  $data5_3  $data6_3  $data7_3  $data8_3  $data9_3
+
+
+print ============== step7: restart dnode3, and run query 
+system sh/exec.sh -n dnode3 -s start
+sleep $sleepTimer
+$loopCnt = 0
+wait_dnode3_reready_2:
+$loopCnt = $loopCnt + 1
+if $loopCnt == 10 then 
+  return -1
+endi
+sql show dnodes
+if $rows != 3 then
+  sleep 2000
+  goto wait_dnode3_reready_2
+endi
+print $data0_1  $data1_1  $data2_1  $data3_1  $data4_1
+print $data0_2  $data1_2  $data2_2  $data3_2  $data4_2
+print $data0_3  $data1_3  $data2_3  $data3_3  $data4_3
+$dnode1Status = $data4_1  
+$dnode2Status = $data4_2
+$dnode3Status = $data4_3 
+
+if $dnode3Status != ready then
+  sleep 2000
+  goto wait_dnode3_reready_2
+endi
+
+$loopCnt = 0
+wait_dnode3_vgroup_master_2:
+$loopCnt = $loopCnt + 1
+if $loopCnt == 10 then 
+  return -1
+endi
+sql show vgroups
+if $rows != 1 then
+  sleep 2000
+  goto wait_dnode3_vgroup_master_2
+endi
+print show vgroups:
+print $data0_1  $data1_1  $data2_1  $data3_1  $data4_1  $data5_1  $data6_1  $data7_1  $data8_1  $data9_1
+print $data0_2  $data1_2  $data2_2  $data3_2  $data4_2  $data5_2  $data6_2  $data7_2  $data8_2  $data9_2
+print $data0_3  $data1_3  $data2_3  $data3_3  $data4_3  $data5_3  $data6_3  $data7_3  $data8_3  $data9_3
+$dnode2Vtatus = $data7_2
+$dnode3Vtatus = $data4_2
+
+if $dnode2Vtatus != offline then
+  sleep 2000
+  goto wait_dnode3_vgroup_master_2
+endi
+if $dnode3Vtatus != master then
+  sleep 2000
+  goto wait_dnode3_vgroup_master_2
+endi
+
+sql select count(*) from $stb
+print data00 $data00
+if $data00 != $totalRows then
+	return -1
+endi
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