diff --git a/deps/oblib/src/lib/allocator/ob_tc_malloc.cpp b/deps/oblib/src/lib/allocator/ob_tc_malloc.cpp
index 86f14f5a1139477aef55d46d69e7d5aeaf96871d..68b77733dcefa065ba68634a9fb34735543a4416 100644
--- a/deps/oblib/src/lib/allocator/ob_tc_malloc.cpp
+++ b/deps/oblib/src/lib/allocator/ob_tc_malloc.cpp
@@ -71,25 +71,25 @@ static uint64_t up2align(uint64_t x, uint64_t align)
 #define __DIRECT_MALLOC__ __DM_MMAP_ALIGNED
 
 #if __DIRECT_MALLOC__ == __DM_MALLOC
-void* direct_malloc(int64_t size)
+void *direct_malloc(int64_t size)
 {
   return ::malloc(size);
 }
-void direct_free(void* p, int64_t size)
+void direct_free(void *p, int64_t size)
 {
   UNUSED(size);
   ::free(p);
 }
 #elif __DIRECT_MALLOC__ == __DM_MMAP
-void* direct_malloc(int64_t size)
+void *direct_malloc(int64_t size)
 {
-  void* p = NULL;
+  void *p = NULL;
   if (MAP_FAILED == (p = mmap(NULL, size, PROT_READ | PROT_WRITE, MAP_PRIVATE | MAP_ANONYMOUS, -1, 0))) {
     p = NULL;
   }
   return p;
 }
-void direct_free(void* p, int64_t size)
+void direct_free(void *p, int64_t size)
 {
   if (NULL != p) {
     munmap(p, size);
@@ -98,9 +98,9 @@ void direct_free(void* p, int64_t size)
 #elif __DIRECT_MALLOC__ == __DM_MMAP_ALIGNED
 const static uint64_t MMAP_BLOCK_ALIGN = 1ULL << 21;
 
-inline void* mmap_aligned(uint64_t size, uint64_t align)
+inline void *mmap_aligned(uint64_t size, uint64_t align)
 {
-  void* ret = NULL;
+  void *ret = NULL;
   if (MAP_FAILED == (ret = mmap(NULL, size, PROT_READ | PROT_WRITE, MAP_PRIVATE | MAP_ANONYMOUS, -1, 0))) {
     ret = NULL;
   } else if (is_aligned((uint64_t)ret, align)) {
@@ -115,19 +115,19 @@ inline void* mmap_aligned(uint64_t size, uint64_t align)
       uint64_t trailer_size = (uint64_t)ret + align - aligned_addr;
 
       munmap(ret, header_size);
-      munmap((void*)(aligned_addr + size), trailer_size);
-      ret = (void*)aligned_addr;
+      munmap((void *)(aligned_addr + size), trailer_size);
+      ret = (void *)aligned_addr;
     }
   }
   return ret;
 }
 
-void* direct_malloc(int64_t size)
+void *direct_malloc(int64_t size)
 {
   return mmap_aligned(size, MMAP_BLOCK_ALIGN);
 }
 
-void direct_free(void* p, int64_t size)
+void direct_free(void *p, int64_t size)
 {
   if (NULL != p) {
     munmap(p, size);
@@ -138,25 +138,25 @@ void direct_free(void* p, int64_t size)
 namespace oceanbase {
 namespace common {
 
-ObIAllocator* global_default_allocator = NULL;
+ObIAllocator *global_default_allocator = NULL;
 int ob_init_memory_pool(int64_t block_size)
 {
   UNUSED(block_size);
   return OB_SUCCESS;
 }
 
-ObMemLeakChecker& get_mem_leak_checker()
+ObMemLeakChecker &get_mem_leak_checker()
 {
   return ObMemLeakChecker::get_instance();
 }
 
-void reset_mem_leak_checker_label(const char* str)
+void reset_mem_leak_checker_label(const char *str)
 {
   get_mem_leak_checker().set_str(str);
   get_mem_leak_checker().reset();
 }
 
-const ObCtxInfo& get_global_ctx_info()
+const ObCtxInfo &get_global_ctx_info()
 {
   static ObCtxInfo info;
   return info;
@@ -166,15 +166,17 @@ void __attribute__((constructor(MALLOC_INIT_PRIORITY))) init_global_memory_pool(
 {
   int ret = OB_SUCCESS;
   // coro local storage construct function
-  CoRoutine::co_cb_ = [](CoRoutine& coro) {
+  CoRoutine::co_cb_ = [](CoRoutine &coro) {
     new (coro.get_context().get_local_store()) ObLocalStore();
     new (coro.get_rtctx()) ObRuntimeContext();
-    auto cls = reinterpret_cast<common::ObLocalStore*>(coro.get_context().get_local_store());
+    auto cls = reinterpret_cast<common::ObLocalStore *>(coro.get_context().get_local_store());
     coro.get_context().get_stack(cls->stack_addr_, cls->stack_size_);
     return OB_SUCCESS;
   };
   global_default_allocator = ObMallocAllocator::get_instance();
+#ifndef OB_USE_ASAN
   abort_unless(OB_SUCCESS == install_ob_signal_handler());
+#endif
 }
 
 void __attribute__((destructor(MALLOC_INIT_PRIORITY))) deinit_global_memory_pool()
diff --git a/src/observer/ob_server.cpp b/src/observer/ob_server.cpp
index a198b8e76efe091053362eba16162fbee452fcc7..0f088c685339244ced935a78ad89a89906301d8e 100644
--- a/src/observer/ob_server.cpp
+++ b/src/observer/ob_server.cpp
@@ -159,7 +159,7 @@ ObServer::~ObServer()
   destroy();
 }
 
-int ObServer::init(const ObServerOptions& opts, const ObPLogWriterCfg& log_cfg)
+int ObServer::init(const ObServerOptions &opts, const ObPLogWriterCfg &log_cfg)
 {
   int ret = OB_SUCCESS;
   opts_ = opts;
@@ -214,7 +214,7 @@ int ObServer::init(const ObServerOptions& opts, const ObPLogWriterCfg& log_cfg)
       if (OB_FAIL(ObTableApiProcessorBase::init_session())) {
         LOG_WARN("failed to init static session", K(ret));
       } else if (OB_FAIL(init_loaddata_global_stat())) {
-         LOG_WARN("fail to init global load data stat map", K(ret));
+        LOG_WARN("fail to init global load data stat map", K(ret));
       }
     }
   }
@@ -234,8 +234,10 @@ int ObServer::init(const ObServerOptions& opts, const ObPLogWriterCfg& log_cfg)
     LOG_ERROR("should never reach here!", K(ret));
   } else if (OB_FAIL(init_restore_ctx())) {
     LOG_ERROR("init restore context fail", K(ret));
+#ifndef OB_USE_ASAN
   } else if (OB_FAIL(ObMemoryDump::get_instance().init())) {
     LOG_ERROR("init memory dumper fail", K(ret));
+#endif
   } else if (OB_FAIL(ObDagScheduler::get_instance().init(OBSERVER.get_self()))) {
     LOG_ERROR("init scheduler fail, ", K(ret));
   } else if (OB_FAIL(init_global_kvcache())) {
@@ -588,7 +590,7 @@ int ObServer::stop()
   LOG_INFO("cache size calcucator has stopped");
 
   LOG_INFO("begin stop distributed scheduler manager");
-  ObDistributedSchedulerManager* dist_sched_mgr = ObDistributedSchedulerManager::get_instance();
+  ObDistributedSchedulerManager *dist_sched_mgr = ObDistributedSchedulerManager::get_instance();
   if (OB_ISNULL(dist_sched_mgr)) {
     LOG_ERROR("distributed scheduler manager instance is NULL");
   } else if (OB_FAIL(dist_sched_mgr->stop())) {
@@ -804,7 +806,7 @@ int ObServer::init_config()
   bool has_config_file = true;
 
   // set dump path
-  const char* dump_path = "etc/observer.config.bin";
+  const char *dump_path = "etc/observer.config.bin";
   config_mgr_.set_dump_path(dump_path);
   if (OB_FILE_NOT_EXIST == (ret = config_mgr_.load_config())) {
     has_config_file = false;
@@ -826,7 +828,7 @@ int ObServer::init_config()
     config_.devname.set_version(start_time_);
   } else {
     if (!has_config_file) {
-      const char* devname = get_default_if();
+      const char *devname = get_default_if();
       if (devname && '\0' != devname[0]) {
         LOG_INFO("guess interface name", K(devname));
         config_.devname.set_value(devname);
@@ -1110,7 +1112,7 @@ int ObServer::init_restore_ctx()
 int ObServer::init_interrupt()
 {
   int ret = OB_SUCCESS;
-  ObGlobalInterruptManager* mgr = ObGlobalInterruptManager::getInstance();
+  ObGlobalInterruptManager *mgr = ObGlobalInterruptManager::getInstance();
   if (OB_ISNULL(mgr)) {
     ret = OB_ALLOCATE_MEMORY_FAILED;
     LOG_ERROR("fail get interrupt mgr instance", K(ret));
@@ -1123,7 +1125,7 @@ int ObServer::init_interrupt()
 int ObServer::init_loaddata_global_stat()
 {
   int ret = OB_SUCCESS;
-  ObGlobalLoadDataStatMap* map = ObGlobalLoadDataStatMap::getInstance();
+  ObGlobalLoadDataStatMap *map = ObGlobalLoadDataStatMap::getInstance();
   if (OB_ISNULL(map)) {
     ret = OB_ALLOCATE_MEMORY_FAILED;
     LOG_ERROR("fail allocate load data map for status", K(ret));
@@ -1253,7 +1255,7 @@ int ObServer::init_multi_tenant()
   // init allocator for OB_SYS_TENANT_ID and OB_SERVER_TENANT_ID
   int64_t min_sys_tenant_memory = config_.get_min_sys_tenant_memory();
   int64_t max_sys_tenant_memory = config_.get_max_sys_tenant_memory();
-  ObMallocAllocator* allocator = ObMallocAllocator::get_instance();
+  ObMallocAllocator *allocator = ObMallocAllocator::get_instance();
   if (OB_SUCC(ret)) {
     if (!OB_ISNULL(allocator)) {
       allocator->set_tenant_limit(OB_SYS_TENANT_ID, max_sys_tenant_memory);
@@ -1262,7 +1264,7 @@ int ObServer::init_multi_tenant()
   }
 
   // set tenant mem limits
-  ObTenantManager& omti = ObTenantManager::get_instance();
+  ObTenantManager &omti = ObTenantManager::get_instance();
   if (OB_SUCC(ret)) {
     if (OB_FAIL(
             omti.init(self_addr_, srv_rpc_proxy_, rs_rpc_proxy_, rs_mgr_, net_frame_.get_req_transport(), &config_))) {
@@ -1433,7 +1435,7 @@ int ObServer::init_sql_runner()
 int ObServer::init_sequence()
 {
   int ret = OB_SUCCESS;
-  ObSequenceCache& cache = ObSequenceCache::get_instance();
+  ObSequenceCache &cache = ObSequenceCache::get_instance();
   if (OB_FAIL(cache.init(schema_service_, sql_proxy_))) {
     LOG_ERROR("init sequence engine failed", K(ret));
   } else {
@@ -1588,7 +1590,7 @@ int ObServer::wait_gts()
 int ObServer::init_ts_mgr()
 {
   int ret = OB_SUCCESS;
-  ObILocationAdapter* location_adapter = ObPartitionService::get_instance().get_trans_service()->get_location_adapter();
+  ObILocationAdapter *location_adapter = ObPartitionService::get_instance().get_trans_service()->get_location_adapter();
 
   if (OB_FAIL(OB_TS_MGR.init(self_addr_, location_adapter, net_frame_.get_req_transport(), &gts_))) {
     LOG_ERROR("gts cache mgr init failed", K_(self_addr), KP(location_adapter), K(ret));
@@ -1633,7 +1635,7 @@ int ObServer::init_storage()
   }
 
   if (OB_SUCC(ret)) {
-    const char* redundancy_level = config_.redundancy_level;
+    const char *redundancy_level = config_.redundancy_level;
     if (0 == strcasecmp(redundancy_level, "EXTERNAL")) {
       storage_env_.redundancy_level_ = ObStorageEnv::EXTERNAL_REDUNDANCY;
     } else if (0 == strcasecmp(redundancy_level, "NORMAL")) {
@@ -1706,7 +1708,7 @@ int ObServer::init_gc_partition_adapter()
   return ret;
 }
 
-int ObServer::get_network_speed_from_sysfs(int64_t& network_speed)
+int ObServer::get_network_speed_from_sysfs(int64_t &network_speed)
 {
   int ret = OB_SUCCESS;
   // sys_bkgd_net_percentage_ = config_.sys_bkgd_net_percentage;
@@ -1722,9 +1724,9 @@ int ObServer::get_network_speed_from_sysfs(int64_t& network_speed)
   return ret;
 }
 
-char* strtrim(char* str)
+char *strtrim(char *str)
 {
-  char* ptr;
+  char *ptr;
 
   if (str == NULL) {
     return NULL;
@@ -1742,9 +1744,9 @@ char* strtrim(char* str)
   return str;
 }
 
-static int64_t nic_rate_parse(const char* str, bool& valid)
+static int64_t nic_rate_parse(const char *str, bool &valid)
 {
-  char* p_unit = nullptr;
+  char *p_unit = nullptr;
   int64_t value = 0;
 
   if (OB_ISNULL(str) || '\0' == str[0]) {
@@ -1776,16 +1778,16 @@ static int64_t nic_rate_parse(const char* str, bool& valid)
   return value;
 }
 
-int ObServer::get_network_speed_from_config_file(int64_t& network_speed)
+int ObServer::get_network_speed_from_config_file(int64_t &network_speed)
 {
   int ret = OB_SUCCESS;
-  const char* nic_rate_path = "etc/nic.rate.config";
+  const char *nic_rate_path = "etc/nic.rate.config";
   const int64_t MAX_NIC_CONFIG_FILE_SIZE = 1 << 10;  // 1KB
-  FILE* fp = nullptr;
-  char* buf = nullptr;
+  FILE *fp = nullptr;
+  char *buf = nullptr;
   static int nic_rate_file_exist = 1;
 
-  if (OB_ISNULL(buf = static_cast<char*>(ob_malloc(MAX_NIC_CONFIG_FILE_SIZE + 1, ObModIds::OB_BUFFER)))) {
+  if (OB_ISNULL(buf = static_cast<char *>(ob_malloc(MAX_NIC_CONFIG_FILE_SIZE + 1, ObModIds::OB_BUFFER)))) {
     ret = OB_ALLOCATE_MEMORY_FAILED;
     LOG_ERROR("alloc buffer failed", LITERAL_K(MAX_NIC_CONFIG_FILE_SIZE), K(ret));
   } else if (OB_ISNULL(fp = fopen(nic_rate_path, "r"))) {
@@ -1810,7 +1812,7 @@ int ObServer::get_network_speed_from_config_file(int64_t& network_speed)
     }
     memset(buf, 0, MAX_NIC_CONFIG_FILE_SIZE + 1);
     fread(buf, 1, MAX_NIC_CONFIG_FILE_SIZE, fp);
-    char* prate = nullptr;
+    char *prate = nullptr;
 
     if (OB_UNLIKELY(0 != ferror(fp))) {
       ret = OB_IO_ERROR;
@@ -1953,7 +1955,7 @@ int ObServer::check_server_can_start_service()
   return ret;
 }
 
-storage::ObPartitionService& ObServer::get_partition_service()
+storage::ObPartitionService &ObServer::get_partition_service()
 {
   return ObPartitionService::get_instance();
 }
@@ -1961,7 +1963,7 @@ storage::ObPartitionService& ObServer::get_partition_service()
 ObServer::ObCTASCleanUpTask::ObCTASCleanUpTask() : obs_(nullptr), is_inited_(false)
 {}
 
-int ObServer::ObCTASCleanUpTask::init(ObServer* obs, int tg_id)
+int ObServer::ObCTASCleanUpTask::init(ObServer *obs, int tg_id)
 {
   int ret = OB_SUCCESS;
   if (OB_UNLIKELY(is_inited_)) {
@@ -2009,7 +2011,7 @@ void ObServer::ObCTASCleanUpTask::runTimerTask()
 
 // Traverse the current session and determine whether the given table schema needs to be deleted according to the
 // session id and last active time
-bool ObServer::ObCTASCleanUp::operator()(sql::ObSQLSessionMgr::Key key, sql::ObSQLSessionInfo* sess_info)
+bool ObServer::ObCTASCleanUp::operator()(sql::ObSQLSessionMgr::Key key, sql::ObSQLSessionInfo *sess_info)
 {
   int ret = OB_SUCCESS;
   if ((ObCTASCleanUp::TEMP_TAB_PROXY_RULE == get_cleanup_type() && get_drop_flag()) ||
@@ -2073,7 +2075,7 @@ bool ObServer::ObCTASCleanUp::operator()(sql::ObSQLSessionMgr::Key key, sql::ObS
 
 // Traverse the current session, if the session has updated sess_active_time recently, execute alter system refresh
 // tables in session xxx Synchronously update the last active time of all temporary tables under the current session
-bool ObServer::ObRefreshTime::operator()(sql::ObSQLSessionMgr::Key key, sql::ObSQLSessionInfo* sess_info)
+bool ObServer::ObRefreshTime::operator()(sql::ObSQLSessionMgr::Key key, sql::ObSQLSessionInfo *sess_info)
 {
   int ret = OB_SUCCESS;
   UNUSED(key);
@@ -2098,7 +2100,7 @@ bool ObServer::ObRefreshTime::operator()(sql::ObSQLSessionMgr::Key key, sql::ObS
 ObServer::ObRefreshTimeTask::ObRefreshTimeTask() : obs_(nullptr), is_inited_(false)
 {}
 
-int ObServer::ObRefreshTimeTask::init(ObServer* obs, int tg_id)
+int ObServer::ObRefreshTimeTask::init(ObServer *obs, int tg_id)
 {
   int ret = OB_SUCCESS;
   if (OB_UNLIKELY(is_inited_)) {
@@ -2155,7 +2157,7 @@ int ObServer::refresh_temp_table_sess_active_time()
 ObServer::ObRefreshNetworkSpeedTask::ObRefreshNetworkSpeedTask() : obs_(nullptr), is_inited_(false)
 {}
 
-int ObServer::ObRefreshNetworkSpeedTask::init(ObServer* obs, int tg_id)
+int ObServer::ObRefreshNetworkSpeedTask::init(ObServer *obs, int tg_id)
 {
   int ret = OB_SUCCESS;
   if (OB_UNLIKELY(is_inited_)) {
@@ -2271,12 +2273,12 @@ int ObServer::clean_up_invalid_tables()
   int ret = OB_SUCCESS;
   int tmp_ret = OB_SUCCESS;
   ObSchemaGetterGuard schema_guard;
-  const ObDatabaseSchema* database_schema = NULL;
-  ObSEArray<const ObTableSchema*, 512> table_schemas;
+  const ObDatabaseSchema *database_schema = NULL;
+  ObSEArray<const ObTableSchema *, 512> table_schemas;
   const int64_t CONNECT_TIMEOUT_VALUE = 50L * 60L * 60L * 1000L * 1000L;  // default value is 50hrs
   obrpc::ObDropTableArg drop_table_arg;
   obrpc::ObTableItem table_item;
-  obrpc::ObCommonRpcProxy* common_rpc_proxy = NULL;
+  obrpc::ObCommonRpcProxy *common_rpc_proxy = NULL;
   char create_host_str[OB_MAX_HOST_NAME_LENGTH];
   if (OB_FAIL(schema_service_.get_schema_guard(schema_guard))) {
     LOG_WARN("fail to get schema guard", K(ret));
@@ -2289,7 +2291,7 @@ int ObServer::clean_up_invalid_tables()
     common_rpc_proxy = GCTX.rs_rpc_proxy_;
     MYADDR.ip_port_to_string(create_host_str, OB_MAX_HOST_NAME_LENGTH);
     for (int64_t i = 0; i < table_schemas.count() && OB_SUCC(tmp_ret); i++) {
-      const ObTableSchema* table_schema = table_schemas.at(i);
+      const ObTableSchema *table_schema = table_schemas.at(i);
       if (OB_ISNULL(table_schema)) {
         ret = OB_ERR_UNEXPECTED;
         LOG_WARN("got invalid schema", K(ret), K(i));
diff --git a/src/observer/ob_signal_handle.cpp b/src/observer/ob_signal_handle.cpp
index 9759bef78077f2ebb684f6fd02e9593302cdffcb..6e2fbf64242117335489042acff859e766cc9c4f 100644
--- a/src/observer/ob_signal_handle.cpp
+++ b/src/observer/ob_signal_handle.cpp
@@ -76,7 +76,7 @@ int ObSignalHandle::change_signal_mask()
   return ret;
 }
 
-int ObSignalHandle::add_signums_to_set(sigset_t& sig_set)
+int ObSignalHandle::add_signums_to_set(sigset_t &sig_set)
 {
   int ret = OB_SUCCESS;
   if (0 != sigemptyset(&sig_set)) {
@@ -221,8 +221,10 @@ int ObSignalHandle::deal_signals(int signum)
       break;
     }
     case 60: {
+#ifndef OB_USE_ASAN
       send_request_and_wait(VERB_LEVEL_1, syscall(SYS_gettid) /*exclude_id*/);
       break;
+#endif
     }
     case 62: {
       // RESP_DUMP_TRACE_TO_FILE();
diff --git a/src/storage/blocksstable/ob_data_buffer.cpp b/src/storage/blocksstable/ob_data_buffer.cpp
index cf082e3131d5d6ffb45523b5a97ebe0bdf05a5be..9eb224157952f9ff8307e7434575ece6d371cd3f 100644
--- a/src/storage/blocksstable/ob_data_buffer.cpp
+++ b/src/storage/blocksstable/ob_data_buffer.cpp
@@ -19,7 +19,7 @@ using namespace common;
 
 namespace oceanbase {
 namespace blocksstable {
-ObSelfBufferWriter::ObSelfBufferWriter(const int64_t size, const char* label, const bool need_align)
+ObSelfBufferWriter::ObSelfBufferWriter(const int64_t size, const char *label, const bool need_align)
     : ObBufferWriter(NULL, 0, 0), label_(label), is_aligned_(need_align), macro_block_mem_ctx_()
 {
   int ret = OB_SUCCESS;
@@ -39,11 +39,11 @@ ObSelfBufferWriter::~ObSelfBufferWriter()
   macro_block_mem_ctx_.destroy();
 }
 
-char* ObSelfBufferWriter::alloc(const int64_t size)
+char *ObSelfBufferWriter::alloc(const int64_t size)
 {
-  char* data = NULL;
+  char *data = NULL;
   if (size == macro_block_mem_ctx_.get_block_size()) {
-    data = (char*)macro_block_mem_ctx_.alloc();
+    data = (char *)macro_block_mem_ctx_.alloc();
     if (OB_ISNULL(data)) {
       STORAGE_LOG(WARN, "fail to alloc buf from mem ctx", K(size));
     }
@@ -52,9 +52,9 @@ char* ObSelfBufferWriter::alloc(const int64_t size)
   // alloc from mem ctx fail
   if (OB_ISNULL(data)) {
     if (is_aligned_) {
-      data = (char*)ob_malloc_align(BUFFER_ALIGN_SIZE, size, label_);
+      data = (char *)ob_malloc_align(BUFFER_ALIGN_SIZE, size, label_);
     } else {
-      data = (char*)ob_malloc(size, label_);
+      data = (char *)ob_malloc(size, label_);
     }
   }
   return data;
@@ -79,7 +79,7 @@ int ObSelfBufferWriter::ensure_space(int64_t size)
     }
   } else if (capacity_ < size) {
     // resize;
-    char* new_data = NULL;
+    char *new_data = NULL;
     if (NULL == (new_data = alloc(size))) {
       STORAGE_LOG(WARN, "allocate buffer memory error.", K(size));
       ret = OB_ALLOCATE_MEMORY_FAILED;
@@ -97,17 +97,21 @@ int ObSelfBufferWriter::ensure_space(int64_t size)
 void ObSelfBufferWriter::free()
 {
   if (NULL != data_) {
+#ifndef OB_USE_ASAN
     if (macro_block_mem_ctx_.get_allocator().contains(data_)) {
       macro_block_mem_ctx_.free(data_);
-    } else {
+      data_ = NULL;
+    }
+#endif
+    if (NULL != data_) {
       if (is_aligned_) {
         ob_free_align(data_);
       } else {
         ob_free(data_);
       }
+      data_ = NULL;
     }
   }
-  data_ = NULL;
 }
 }  // namespace blocksstable
 }  // namespace oceanbase