diff --git a/tests/pytest/crash_gen/crash_gen_main.py b/tests/pytest/crash_gen/crash_gen_main.py
index 252b343a068e84589776c9e6c59c5fd5a0384944..1e6304ed5aa4c2f23689610460ae0b09bbe1334e 100755
--- a/tests/pytest/crash_gen/crash_gen_main.py
+++ b/tests/pytest/crash_gen/crash_gen_main.py
@@ -84,10 +84,10 @@ class WorkerThread:
         # self._thread = threading.Thread(target=runThread, args=(self,))
         self._thread = threading.Thread(target=self.run)
         self._stepGate = threading.Event()
-
         # Let us have a DB connection of our own
         if (Config.getConfig().per_thread_db_connection):  # type: ignore
-            # print("connector_type = {}".format(gConfig.connector_type))
+            # print("connector_type = {}".format(Config.getConfig().connector_type))
+            
             tInst = gContainer.defTdeInstance
             if Config.getConfig().connector_type == 'native':                
                 self._dbConn = DbConn.createNative(tInst.getDbTarget()) 
@@ -963,7 +963,7 @@ class StateMechine:
         # did not do this when openning connection, and this is NOT the worker
         # thread, which does this on their own
         dbc.use(dbName)
-        if not dbc.hasTables():  # no tables
+        if not dbc.hasTables(dbName):  # no tables
             Logging.debug("[STT] DB_ONLY found, between {} and {}".format(ts, time.time()))
             return StateDbOnly()
 
@@ -1434,6 +1434,7 @@ class Task():
     # TODO: refactor away, just provide the dbConn
     def execWtSql(self, wt: WorkerThread, sql):  # execute an SQL on the worker thread
         """ Haha """
+        # print("thread %d runing sql is : %s " %(wt._tid , sql) )
         return wt.execSql(sql)
 
     def queryWtSql(self, wt: WorkerThread, sql):  # execute an SQL on the worker thread
@@ -1690,6 +1691,9 @@ class TdSuperTable:
     def getName(self):
         return self._stName
 
+    def getFullTableName(self):
+        return self._dbName + '.' + self._stName
+
     def drop(self, dbc, skipCheck = False):
         dbName = self._dbName
         if self.exists(dbc) : # if myself exists
@@ -1701,7 +1705,7 @@ class TdSuperTable:
 
     def exists(self, dbc):
         dbc.execute("USE " + self._dbName)
-        return dbc.existsSuperTable(self._stName)
+        return dbc.existsSuperTable(self._dbName, self._stName)
 
     # TODO: odd semantic, create() method is usually static?
     def create(self, dbc, cols: TdColumns, tags: TdTags, dropIfExists = False):
@@ -1710,7 +1714,7 @@ class TdSuperTable:
         dbName = self._dbName
         dbc.execute("USE " + dbName)
         fullTableName = dbName + '.' + self._stName       
-        if dbc.existsSuperTable(self._stName):
+        if dbc.existsSuperTable(dbName, self._stName):
             if dropIfExists: 
                 dbc.execute("DROP TAbLE {}".format(fullTableName))
             else: # error
@@ -2491,7 +2495,7 @@ class MainExec:
             action='store',
             default='native',
             type=str,
-            help='Connector type to use: native, rest, or mixed (default: 10)')
+            help='Connector type to use: native, rest, or mixed (default: native)')
         parser.add_argument(
             '-d',
             '--debug',
@@ -2552,7 +2556,7 @@ class MainExec:
             '-r',
             '--record-ops',
             action='store_true',
-            help='Use a pair of always-fsynced fils to record operations performing + performed, for power-off tests (default: false)')
+            help='Use a pair of always-fsynced files to record operations performing + performed, for power-off tests (default: false)')
         parser.add_argument(
             '-s',
             '--max-steps',
diff --git a/tests/pytest/crash_gen/service_manager.py b/tests/pytest/crash_gen/service_manager.py
index 3aa0d00a49844fefbb808ddce4b89b67f37ac10a..780ee7cc607a5da12e0d03c63e0584f9c9ff2bf1 100644
--- a/tests/pytest/crash_gen/service_manager.py
+++ b/tests/pytest/crash_gen/service_manager.py
@@ -164,6 +164,9 @@ quorum 2
 
     def getExecFile(self): # .../taosd
         return self._buildDir + "/build/bin/taosd"
+    
+    def getAdapterFile(self): # .../taosadapter for restful
+        return self._buildDir + "/build/bin/taosadapter"
 
     def getRunDir(self) -> DirPath : # TODO: rename to "root dir" ?!
         if Config.getConfig().set_path =='': # use default path
@@ -187,6 +190,31 @@ quorum 2
         else:
             # TODO: move "exec -c" into Popen(), we can both "use shell" and NOT fork so ask to lose kill control
             return ["exec " + self.getExecFile(), '-c', self.getCfgDir()] # used in subproce.Popen()
+
+    def getAdapterCmdLine(self):
+        REST_PORT_INCREMENT = 11
+        Adapter_ports =str(self._port + REST_PORT_INCREMENT)
+        AdapterCmds = [self.getAdapterFile() + ' --port='+ Adapter_ports +
+        ' --log.path='+ self.getLogDir() + ' --taosConfigDir='+self.getCfgDir()+
+        ' --collectd.enable=false' +
+        ' --influxdb.enable=false --node_exporter.enable=false' + 
+        ' --opentsdb.enable=false --statsd.enable=false' + 
+        ' --prometheus.enable=false  --opentsdb_telnet.enable=false'] # get adapter cmd string
+        return AdapterCmds
+    
+    def start_Adapter(self,cmdLine):
+        # print('nohup '+' '.join(cmdLine)+ '>>taosadapter.log 2>&1 &')
+        cmds = 'nohup '+' '.join(cmdLine)+ '>>taosadapter.log 2>&1 &'
+        ret = Popen(            
+            cmds, 
+            shell=True, 
+            stdout=PIPE,
+            stderr=PIPE,
+            )  
+        time.sleep(0.1) # very brief wait, then let's check if sub process started successfully.
+        if ret.poll():
+            raise CrashGenError("Sub process failed to start with command line: {}".format(cmdLine))
+        return ret
     
     def _getDnodes(self, dbc):
         dbc.query("show dnodes")
@@ -230,6 +258,10 @@ quorum 2
         # self._smThread.start(self.getServiceCmdLine(), self.getLogDir()) # May raise exceptions
         self._subProcess = TdeSubProcess(self.getServiceCmdLine(),  self.getLogDir())
 
+        # run taosadapter by subprocess ,taosadapter is stateless with TDengine ,so it don't need monitor
+        self.start_Adapter(self.getAdapterCmdLine())
+        print(' '.join(self.getAdapterCmdLine()))
+
     def stop(self):
         self._subProcess.stop()
         self._subProcess = None
diff --git a/tests/pytest/crash_gen/shared/db.py b/tests/pytest/crash_gen/shared/db.py
index 75931ace48ed65708c7dfa97d01a426a0baa8203..3effb80ee9045f89943444c57a30be3ba56fc775 100644
--- a/tests/pytest/crash_gen/shared/db.py
+++ b/tests/pytest/crash_gen/shared/db.py
@@ -100,13 +100,13 @@ class DbConn:
         # print("dbs = {}, str = {}, ret2={}, type2={}".format(dbs, dbName,ret2, type(dbName)))
         return dbName in dbs # TODO: super weird type mangling seen, once here
 
-    def existsSuperTable(self, stName):
-        self.query("show stables")
+    def existsSuperTable(self, dbName, stName):
+        self.query("show {}.stables".format(dbName))
         sts = [v[0] for v in self.getQueryResult()]
         return stName in sts
 
-    def hasTables(self):
-        return self.query("show tables") > 0
+    def hasTables(self, dbName):
+        return self.query("show {}.tables".format(dbName)) > 0
 
     def execute(self, sql):
         ''' Return the number of rows affected'''