[TD-4263]<test>: update performance test script

tests/perftest-scripts/perftest-query.sh

@@ -74,7 +74,7 @@ function runQueryPerfTest {
 	
 	python3 tools/taosdemoPerformance.py -c $LOCAL_COMMIT | tee -a $PERFORMANCE_TEST_REPORT
 
-	python3 perfbenchmark/joinPerformance.py  | tee -a $PERFORMANCE_TEST_REPORT
+	#python3 perfbenchmark/joinPerformance.py  | tee -a $PERFORMANCE_TEST_REPORT
 	
 }
 

tests/pytest/tools/taosdemoPerformance.py

@@ -104,7 +104,7 @@ class taosdemoPerformace:
         return output
 
     def insertData(self):        
-        os.system("taosdemo -f %s > taosdemoperf.txt" % self.generateJson())
+        os.system("taosdemo -f %s > taosdemoperf.txt 2>&1" % self.generateJson())
         self.createTableTime = self.getCMDOutput("grep 'Spent' taosdemoperf.txt | awk 'NR==1{print $2}'")
         self.insertRecordsTime = self.getCMDOutput("grep 'Spent' taosdemoperf.txt | awk 'NR==2{print $2}'")
         self.recordsPerSecond = self.getCMDOutput("grep 'Spent' taosdemoperf.txt | awk 'NR==2{print $16}'")