diff --git a/tests/script/unique/clusterSimCase/client-06.sim b/tests/script/unique/clusterSimCase/client-06.sim
index 488534ded02abef3e40fce4ff4bffc29dcdb4ed7..4238a93cf036e04a7b5f74b9c09deece999c244b 100644
--- a/tests/script/unique/clusterSimCase/client-06.sim
+++ b/tests/script/unique/clusterSimCase/client-06.sim
@@ -12,7 +12,7 @@ $numPerUpdateTbl = 2000
 
 $totalRows    = 0  
 $dropTblStart = $tblStart
-$dropTblEnd   = $dropTblStart + $numPerUpdateTbl
+$dropTblEnd   = $dropTblStart
 
 sql connect
 
@@ -45,7 +45,7 @@ $rowsPerLoop = 160
 $loopCnt = 0
  
 loop_run:
-print ================ client-06 start loop insert data ( loopCnt: $loopCnt )
+print ================ client-06 start loop insert data from $dropTblStart to $tblStart ( loopCnt: $loopCnt )
 $i = $dropTblStart
 while $i < $tblStart
   $tb = tb . $i
@@ -80,7 +80,7 @@ endi
 
 $loopCnt = $loopCnt + 1
 
-if $loopCnt > 5 then
+if $loopCnt > 2 then
   print ================ client-06 drop table from $dropTblStart to $dropTblEnd
   $i = $dropTblStart
   while $i < $dropTblEnd