diff --git a/source/libs/sync/test/sh/auto_bench.sh b/source/libs/sync/test/sh/auto_bench.sh
index 06af59da34..d786b5f43c 100644
--- a/source/libs/sync/test/sh/auto_bench.sh
+++ b/source/libs/sync/test/sh/auto_bench.sh
@@ -1,7 +1,7 @@
 #!/bin/bash
 
-if [ $# != 6 ] ; then
-  echo "Uasge: $0 instances vgroups replica ctables rows weak"
+if [ $# != 7 ] ; then
+	echo "Uasge: $0 instances vgroups replica ctables rows weak drop(yes/no)"
   echo ""
   exit 1
 fi
@@ -12,11 +12,13 @@ replica=$3
 ctables=$4
 rows=$5
 weak=$6
+drop=$7
 
-echo "params: instances:${instances}, vgroups:${vgroups}, replica:${replica}, ctables:${ctables}, rows:${rows}"
+
+echo "params: instances:${instances}, vgroups:${vgroups}, replica:${replica}, ctables:${ctables}, rows:${rows}, weak:${weak}, drop:${drop}"
 
 dt=`date "+%Y-%m-%d-%H-%M-%S"`
-casedir=instances_${instances}_vgroups_${vgroups}_replica_${replica}_ctables_${ctables}_rows_${rows}_weak_${weak}_${dt}
+casedir=instances_${instances}_vgroups_${vgroups}_replica_${replica}_ctables_${ctables}_rows_${rows}_weak_${weak}_drop_${drop}_${dt}
 mkdir ${casedir}
 cp ./insert.tpl.json ${casedir}
 cd ${casedir}
@@ -26,6 +28,7 @@ for i in `seq 1 ${instances}`;do
 	cfg_file=bench_${i}.json
 	cp ./insert.tpl.json ${cfg_file}
 	rstfile=result_${i}
+	sed -i 's/tpl_drop_tpl/'${drop}'/g' ${cfg_file}
 	sed -i 's/tpl_vgroups_tpl/'${vgroups}'/g' ${cfg_file}
 	sed -i 's/tpl_replica_tpl/'${replica}'/g' ${cfg_file}
 	sed -i 's/tpl_ctables_tpl/'${ctables}'/g' ${cfg_file}
diff --git a/source/libs/sync/test/sh/insert.tpl.json b/source/libs/sync/test/sh/insert.tpl.json
index e68ff3c5ff..1d952b98e8 100644
--- a/source/libs/sync/test/sh/insert.tpl.json
+++ b/source/libs/sync/test/sh/insert.tpl.json
@@ -15,8 +15,8 @@
     "databases": [
         {
             "dbinfo": {
-                "name": "db1",
-                "drop": "no",
+                "name": "db_auto",
+                "drop": "tpl_drop_tpl",
 		"wal_retention_period": -1,
 		"wal_retention_size": -1,
 		"drop": "no",