diff --git a/procmon/main.cpp b/procmon/main.cpp
index 2f98bc1e7..b4e23a6e1 100644
--- a/procmon/main.cpp
+++ b/procmon/main.cpp
@@ -696,10 +696,10 @@ int main(int argc, char **argv)
 		log.writeLog(__LINE__, "pthread_create failed, return code = " + oam.itoa(ret), LOG_TYPE_ERROR);
 
 	//mysqld status monitor thread
-	if ( ( config.ServerInstallType() == oam::INSTALL_COMBINE_DM_UM_PM ) ||
-		(PMwithUM == "y") )
+	if ( config.moduleType() == "um" ||
+		( config.moduleType() == "pm" && config.ServerInstallType() == oam::INSTALL_COMBINE_DM_UM_PM ) ||
+		( config.moduleType() == "pm" && PMwithUM == "y") )
 	{
-
 		pthread_t mysqlThread;
 		ret = pthread_create (&mysqlThread, NULL, (void*(*)(void*)) &mysqlMonitorThread, NULL);
 		if ( ret != 0 )