diff --git a/tests/test/c/tmqSim.c b/tests/test/c/tmqSim.c
index 8322c1a60c..ab54c819cf 100644
--- a/tests/test/c/tmqSim.c
+++ b/tests/test/c/tmqSim.c
@@ -98,16 +98,28 @@ static void printHelp() {
   exit(EXIT_SUCCESS);
 }
 
-void initLogFile() {
-  time_t    now;
-  struct tm curTime;
-  char      filename[256];
+char* getCurrentTimeString(char* timeString) {
+  time_t	tTime = taosGetTimestampSec();
+  struct tm tm = *taosLocalTime(&tTime, NULL);
+  sprintf(timeString, "%d-%02d-%02d %02d:%02d:%02d", 
+  	                  tm.tm_year + 1900, 
+  	                  tm.tm_mon + 1,
+					  tm.tm_mday, 
+					  tm.tm_hour, 
+					  tm.tm_min, 
+					  tm.tm_sec);
 
-  now = taosTime(NULL);
-  taosLocalTime(&now, &curTime);
-  sprintf(filename, "%s/../log/tmqlog_%04d-%02d-%02d %02d-%02d-%02d.txt", configDir, curTime.tm_year + 1900,
-          curTime.tm_mon + 1, curTime.tm_mday, curTime.tm_hour, curTime.tm_min, curTime.tm_sec);
-  // sprintf(filename, "%s/../log/tmqlog.txt", configDir);
+  return timeString;
+}
+
+
+void initLogFile() {
+  char filename[256];
+  char tmpString[128];  
+
+  sprintf(filename,"%s/../log/tmqlog_%s.txt", configDir, getCurrentTimeString(tmpString));  
+  //sprintf(filename, "%s/../log/tmqlog.txt", configDir);
+  
   TdFilePtr pFile = taosOpenFile(filename, TD_FILE_TEXT | TD_FILE_WRITE | TD_FILE_TRUNC | TD_FILE_STREAM);
   if (NULL == pFile) {
     fprintf(stderr, "Failed to open %s for save result\n", filename);
@@ -117,9 +129,6 @@ void initLogFile() {
 }
 
 void saveConfigToLogFile() {
-  time_t    tTime = taosGetTimestampSec();
-  struct tm tm = *taosLocalTime(&tTime, NULL);
-
   taosFprintfFile(g_fp, "###################################################################\n");
   taosFprintfFile(g_fp, "# configDir:           %s\n", configDir);
   taosFprintfFile(g_fp, "# dbName:              %s\n", g_stConfInfo.dbName);
@@ -144,10 +153,11 @@ void saveConfigToLogFile() {
       taosFprintfFile(g_fp, "%s:%s, ", g_stConfInfo.stThreads[i].key[k], g_stConfInfo.stThreads[i].value[k]);
     }
     taosFprintfFile(g_fp, "\n");
+    taosFprintfFile(g_fp, "  expect rows: %d\n", g_stConfInfo.stThreads[i].expectMsgCnt);
   }
 
-  taosFprintfFile(g_fp, "# Test time:                %d-%02d-%02d %02d:%02d:%02d\n", tm.tm_year + 1900, tm.tm_mon + 1,
-                  tm.tm_mday, tm.tm_hour, tm.tm_min, tm.tm_sec);
+  char tmpString[128];
+  taosFprintfFile(g_fp, "# Test time:                %s\n", getCurrentTimeString(tmpString));
   taosFprintfFile(g_fp, "###################################################################\n");
 }
 
@@ -316,10 +326,8 @@ int32_t saveConsumeResult(SThreadInfo* pInfo) {
   sprintf(sqlStr, "insert into %s.consumeresult values (now, %d, %" PRId64 ", %" PRId64 ", %d)", g_stConfInfo.cdbName,
           pInfo->consumerId, pInfo->consumeMsgCnt, pInfo->consumeRowCnt, pInfo->checkresult);
 
-  time_t    tTime = taosGetTimestampSec();
-  struct tm tm = *taosLocalTime(&tTime, NULL);
-  taosFprintfFile(g_fp, "# save result:	%d-%02d-%02d %02d:%02d:%02d, sql: %s\n", tm.tm_year + 1900, tm.tm_mon + 1,
-                  tm.tm_mday, tm.tm_hour, tm.tm_min, tm.tm_sec, sqlStr);
+  char tmpString[128];
+  taosFprintfFile(g_fp, "%s, consume id %d result: %s\n", getCurrentTimeString(tmpString), pInfo->consumerId ,sqlStr);
 
   TAOS_RES* pRes = taos_query(pConn, sqlStr);
   if (taos_errno(pRes) != 0) {
@@ -339,6 +347,9 @@ void loop_consume(SThreadInfo* pInfo) {
   int64_t totalMsgs = 0;
   int64_t totalRows = 0;
 
+  char tmpString[128];
+  taosFprintfFile(g_fp, "%s consumer id %d start to loop pull msg\n", getCurrentTimeString(tmpString), pInfo->consumerId);
+
   while (running) {
     TAOS_RES* tmqMsg = tmq_consumer_poll(pInfo->tmq, g_stConfInfo.consumeDelay * 1000);
     if (tmqMsg) {
@@ -351,11 +362,13 @@ void loop_consume(SThreadInfo* pInfo) {
       totalMsgs++;
 
       if (totalRows >= pInfo->expectMsgCnt) {
-        taosFprintfFile(g_fp, "==== totalRows >= pInfo->expectMsgCnt, so break\n");
+	  	char tmpString[128];
+        taosFprintfFile(g_fp, "%s over than expect rows, so break consume\n", getCurrentTimeString(tmpString));
         break;
       }
     } else {
-      taosFprintfFile(g_fp, "==== delay over time, so break\n");
+      char tmpString[128];
+      taosFprintfFile(g_fp, "%s no poll more msg when time over, break consume\n", getCurrentTimeString(tmpString));
       break;
     }
   }