diff --git a/tests/robust/insert.c b/tests/robust/insert.c
deleted file mode 100644
index 202bbea9f7181251c47045d131ee48a8f262246d..0000000000000000000000000000000000000000
--- a/tests/robust/insert.c
+++ /dev/null
@@ -1,222 +0,0 @@
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <taos.h>
-#include <pthread.h>
-#include <sys/time.h>
-
-typedef struct {
-  int client;
-  int stable;
-  int table;
-  unsigned interval;
-  int insert;
-  int create;
-} ProArgs;
-
-typedef struct {
-  pthread_t pid;
-  int threadId;
-  void* taos;
-} ThreadObj;
-
-static ProArgs arguments;
-void parseArg(int argc, char *argv[]);
-void create();
-void createImp(void *param);
-void insert();
-void insertImp(void *param);
-
-
-int64_t getTimeStampMs() {
-  struct timeval systemTime;
-  gettimeofday(&systemTime, NULL);
-  return (int64_t)systemTime.tv_sec * 1000L + (int64_t)systemTime.tv_usec / 1000;
-}
-
-void parseArg(int argc, char *argv[]) {
-  arguments.stable = 100000;
-  arguments.table = 50;
-  arguments.client = 16;
-  arguments.interval = 1;
-  for (int i = 1; i < argc; ++i) {
-    if (strcmp(argv[i], "-stable") == 0) {
-      if (i < argc - 1) {
-        arguments.stable = atoi(argv[++i]);
-      } else {
-        fprintf(stderr, "'-stable' requires a parameter, default:%d\n", arguments.stable);
-      }
-    } else if (strcmp(argv[i], "-table") == 0) {
-        if (i < argc - 1) {
-          arguments.table = atoi(argv[++i]);
-        } else {
-          fprintf(stderr, "'-table' requires a parameter, default:%d\n", arguments.table);
-        }
-    } else if (strcmp(argv[i], "-client") == 0) {
-        if (i < argc - 1) {
-          arguments.client = atoi(argv[++i]);
-        } else {
-          fprintf(stderr, "'-client' requires a parameter, default:%d\n", arguments.client);
-        }
-    } else if (strcmp(argv[i], "-insert") == 0) {
-      arguments.insert = 1;
-    } else if (strcmp(argv[i], "-create") == 0) {
-      arguments.create = 1;
-    }
-  }
-}
-
-void create() {
-  int64_t st = getTimeStampMs();
-  void *taos = taos_connect("127.0.0.1", "root", "taosdata", NULL, 0);
-  if (taos == NULL) {
-    printf("TDengine error: failed to connect\n");
-    exit(EXIT_FAILURE);
-  }
-  TAOS_RES *result = taos_query(taos, "drop database if exists db");
-  if (result == NULL || taos_errno(result) != 0) {
-    printf("In line:%d, failed to execute sql, reason:%s\n", __LINE__, taos_errstr(result));
-    taos_free_result(result);
-    exit(EXIT_FAILURE);
-  }
-  taos_free_result(result);
-  int64_t elapsed = getTimeStampMs() - st;
-  printf("--- spend %ld ms to drop database db\n", elapsed);
-  st = getTimeStampMs();
-  result = taos_query(taos, "create database if not exists db");
-  if (result == NULL || taos_errno(result) != 0) {
-    printf("In line:%d, failed to execute sql, reason:%s\n", __LINE__, taos_errstr(result));
-    taos_free_result(result);
-    exit(EXIT_FAILURE);
-  }
-  taos_free_result(result);
-  elapsed = getTimeStampMs() - st;
-  printf("--- spend %ld ms to create database db\n", elapsed);
-  st = getTimeStampMs();
-  ThreadObj *threads = calloc((size_t)arguments.client, sizeof(ThreadObj));
-  for (int i = 0; i < arguments.client; i++) {
-    ThreadObj *pthread = threads + i;
-    pthread_attr_t thattr;
-    pthread->threadId = i + 1;
-    pthread->taos = taos_connect("127.0.0.1", "root", "taosdata", NULL, 0);
-    pthread_attr_init(&thattr);
-    pthread_attr_setdetachstate(&thattr, PTHREAD_CREATE_JOINABLE);
-    pthread_create(&pthread->pid, &thattr, (void *(*)(void *))createImp, pthread);
-  }
-  for (int i = 0; i < arguments.client; i++) {
-    pthread_join(threads[i].pid, NULL);
-  }
-  elapsed = getTimeStampMs() - st;
-  printf("--- Spend %ld ms to create %d super tables and each %d tables\n", elapsed, arguments.stable, arguments.table);
-  free(threads);
-}
-
-void createImp(void *param) {
-  char command[256] = "\0";
-  int sqlLen = 0;
-  int count = 0;
-  char *sql = calloc(1, 1024*1024);
-  ThreadObj *pThread = (ThreadObj *)param;
-  printf("Thread %d started create super table s%d to s%d\n", pThread->threadId, (pThread->threadId - 1) * arguments.stable / arguments.client, pThread->threadId * arguments.stable / arguments.client - 1);
-  for (int i = (pThread->threadId - 1) * arguments.stable / arguments.client; i < pThread->threadId * arguments.stable / arguments.client; i++) {
-    sprintf(command, "create table if not exists db.s%d(ts timestamp, c1 int, c2 int, c3 int) TAGS (id int)", i);
-    TAOS_RES *result = taos_query(pThread->taos, command);
-    if (result == NULL || taos_errno(result) != 0) {
-      printf("In line:%d, failed to execute sql:%s, reason:%s\n", __LINE__, command, taos_errstr(result));
-      taos_free_result(result);
-      return;
-    }
-    taos_free_result(result);
-    result = taos_query(pThread->taos, "use db");
-    if (result == NULL || taos_errno(result) != 0) {
-      printf("In line:%d, failed to execute sql, reason:%s\n", __LINE__, taos_errstr(result));
-      taos_free_result(result);
-      return;
-    }
-    taos_free_result(result);
-    sqlLen = sprintf(sql, "create table if not exists ");
-    count = 0;
-    for (int j = 0; j < arguments.table; j++) {
-      sqlLen += sprintf(sql + sqlLen, " s%d_%d USING s%d TAGS (%d)", i, j, i, j);
-      if ((j + 1) % arguments.table == 0) {
-        result = taos_query(pThread->taos, sql);
-        if (result == NULL || taos_errno(result) != 0) {
-          printf("In line:%d, failed to execute sql, reason:%s\n", __LINE__, taos_errstr(result));
-          taos_free_result(result);
-          return;
-        }
-        taos_free_result(result);
-        printf("Thread %d created table s%d_%d to s%d_%d\n", pThread->threadId, i, count, i, j);
-        count = j;
-        sqlLen = sprintf(sql, "create table if not exists ");
-      }
-    }
-  }
-}
-
-void insert() {
-  ThreadObj *threads = calloc((size_t)arguments.client, sizeof(ThreadObj));
-  for (int i = 0; i < arguments.client; i++) {
-    ThreadObj *pthread = threads + i;
-    pthread_attr_t thattr;
-    pthread->threadId = i + 1;
-    pthread->taos = taos_connect("127.0.0.1", "root", "taosdata", NULL, 0);
-    pthread_attr_init(&thattr);
-    pthread_attr_setdetachstate(&thattr, PTHREAD_CREATE_JOINABLE);
-    pthread_create(&pthread->pid, &thattr, (void *(*)(void *))insertImp, pthread);
-  }
-  for (int i = 0; i < arguments.client; i++) {
-    pthread_join(threads[i].pid, NULL);
-  }
-  free(threads);
-}
-
-void insertImp(void *param) {
-  int count = 0;
-  ThreadObj *pThread = (ThreadObj *)param;
-  printf("Thread %d started insert data\n", pThread->threadId);
-  int sqlLen = 0;
-  char *sql = calloc(1, 1024*1024);
-  TAOS_RES *result = taos_query(pThread->taos, "use db");
-  if (result == NULL || taos_errno(result) != 0) {
-    printf("In line:%d, failed to execute sql, reason:%s\n", __LINE__, taos_errstr(result));
-    taos_free_result(result);
-    return;
-  }
-  taos_free_result(result);
-  int64_t time = getTimeStampMs();
-  while (true) {
-    sqlLen = sprintf(sql, "insert into");
-    for (int i = (pThread->threadId - 1) * arguments.stable / arguments.client; i < pThread->threadId * arguments.stable / arguments.client; i++) {
-      for (int j = 0; j < arguments.table; j++) {
-        sqlLen += sprintf(sql + sqlLen, " s%d_%d values (%ld, %d, %d, %d)", i, j, time, rand(), rand(), rand());
-        count++;
-        if ( (1048576 - sqlLen) < 49151 || i == (pThread->threadId * arguments.stable / arguments.client - 1)) {
-          // printf("sql: %s\n",sql);
-          result = taos_query(pThread->taos, sql);
-          printf("Thread %d already insert %d rows\n", pThread->threadId, count);
-          if (result == NULL || taos_errno(result) != 0) {
-            printf("In line:%d, failed to execute sql, reason:%s\n", __LINE__, taos_errstr(result));
-            taos_free_result(result);
-            return;
-          }
-          taos_free_result(result);
-          sqlLen = sprintf(sql, "insert into");
-        }
-      }
-    }
-    time += 1000*arguments.interval;
-  }
-}
-
-int main(int argc, char *argv[]) {
-  parseArg(argc, argv);
-  if (arguments.insert) {
-    insert();
-  } else if (arguments.create) {
-    create();
-  } else {
-    printf("select one mode: 1) -create or 2) -insert\n");
-  }
-}
-