diff --git a/src/fdb_kvdb.c b/src/fdb_kvdb.c
index 2bf2375..42850ff 100644
--- a/src/fdb_kvdb.c
+++ b/src/fdb_kvdb.c
@@ -17,9 +17,6 @@
 #include <fdb_low_lvl.h>
 
 #define FDB_LOG_TAG "[kv]"
-/* rewrite log prefix */
-#undef  FDB_LOG_PREFIX2
-#define FDB_LOG_PREFIX2()                         FDB_PRINT("[%s][%s] ", db_name(db), _fdb_db_path((fdb_db_t)db))
 
 #if defined(FDB_USING_KVDB)
 
@@ -434,7 +431,7 @@ static fdb_err_t read_sector_info(fdb_kvdb_t db, uint32_t addr, kv_sec_info_t se
     sector->addr = addr;
     sector->magic = sec_hdr.magic;
     /* check magic word and combined value */
-    if (sector->magic != SECTOR_MAGIC_WORD || 
+    if (sector->magic != SECTOR_MAGIC_WORD ||
         (sec_hdr.combined != SECTOR_NOT_COMBINED && sec_hdr.combined != SECTOR_COMBINED)) {
         sector->check_ok = false;
         sector->combined = SECTOR_NOT_COMBINED;
@@ -653,8 +650,8 @@ fdb_kv_t fdb_kv_get_obj(fdb_kvdb_t db, const char *key, fdb_kv_t kv)
 {
     bool find_ok = false;
 
-    if (!db_init_ok(db)) {
-        FDB_INFO("Error: KV (%s) isn't initialize OK.\n", db_name(db));
+   if (!db_init_ok(db)) {
+        FDB_INFO("Error: KV isn't initialize OK.\n");
         return 0;
     }
 
@@ -700,7 +697,7 @@ size_t fdb_kv_get_blob(fdb_kvdb_t db, const char *key, fdb_blob_t blob)
     size_t read_len = 0;
 
     if (!db_init_ok(db)) {
-        FDB_INFO("Error: KV (%s) isn't initialize OK.\n", db_name(db));
+        FDB_INFO("Error: KV isn't initialize OK.\n");
         return 0;
     }
 
@@ -1300,7 +1297,7 @@ fdb_err_t fdb_kv_del(fdb_kvdb_t db, const char *key)
     fdb_err_t result = FDB_NO_ERR;
 
     if (!db_init_ok(db)) {
-        FDB_INFO("Error: KV (%s) isn't initialize OK.\n", db_name(db));
+        FDB_INFO("Error: KV isn't initialize OK.\n");
         return FDB_INIT_FAILED;
     }
 
@@ -1364,7 +1361,7 @@ fdb_err_t fdb_kv_set_blob(fdb_kvdb_t db, const char *key, fdb_blob_t blob)
     fdb_err_t result = FDB_NO_ERR;
 
     if (!db_init_ok(db)) {
-        FDB_INFO("Error: KV (%s) isn't initialize OK.\n", db_name(db));
+        FDB_INFO("Error: KV isn't initialize OK.\n");
         return FDB_INIT_FAILED;
     }
 
@@ -1512,7 +1509,7 @@ void fdb_kv_print(fdb_kvdb_t db)
     size_t using_size = 0;
 
     if (!db_init_ok(db)) {
-        FDB_INFO("Error: KV (%s) isn't initialize OK.\n", db_name(db));
+        FDB_INFO("Error: KV isn't initialize OK.\n");
         return;
     }
 
@@ -1816,9 +1813,9 @@ fdb_err_t fdb_kvdb_init(fdb_kvdb_t db, const char *name, const char *path, struc
 
     FDB_DEBUG("KVDB size is %" PRIu32 " bytes.\n", db_max_size(db));
     db_unlock(db);
-    
+
     result = _fdb_kv_load(db);
-    
+
     db_lock(db);
 #ifdef FDB_KV_AUTO_UPDATE
     if (result == FDB_NO_ERR) {
@@ -1933,7 +1930,7 @@ fdb_err_t fdb_kvdb_check(fdb_kvdb_t db)
     struct fdb_kv kv;
 
     if (!db_init_ok(db)) {
-        FDB_INFO("Error: KV (%s) isn't initialize OK.\n", db_name(db));
+        FDB_INFO("Error: KV isn't initialize OK.\n");
         return FDB_INIT_FAILED;
     }
 
diff --git a/src/fdb_tsdb.c b/src/fdb_tsdb.c
index 2d66c92..ff92753 100644
--- a/src/fdb_tsdb.c
+++ b/src/fdb_tsdb.c
@@ -19,9 +19,6 @@
 #include <fdb_low_lvl.h>
 
 #define FDB_LOG_TAG "[tsl]"
-/* rewrite log prefix */
-#undef  FDB_LOG_PREFIX2
-#define FDB_LOG_PREFIX2()                         FDB_PRINT("[%s][%s] ", db_name(db), _fdb_db_path((fdb_db_t)db))
 
 #if defined(FDB_USING_TSDB)
 
@@ -391,7 +388,7 @@ static fdb_err_t tsl_append(fdb_tsdb_t db, fdb_blob_t blob, fdb_time_t *timestam
     /* check the append length, MUST less than the db->max_len */
     if(blob->size > db->max_len)
     {
-        FDB_INFO("Warning: append length (%" PRIdMAX ") is more than the db->max_len (%" PRIdMAX "). This tsl will be dropped.\n", 
+        FDB_INFO("Warning: append length (%" PRIdMAX ") is more than the db->max_len (%" PRIdMAX "). This tsl will be dropped.\n",
                 (intmax_t)blob->size, (intmax_t)(db->max_len));
         return FDB_WRITE_ERR;
     }
@@ -439,7 +436,7 @@ fdb_err_t fdb_tsl_append(fdb_tsdb_t db, fdb_blob_t blob)
     fdb_err_t result = FDB_NO_ERR;
 
     if (!db_init_ok(db)) {
-        FDB_INFO("Error: TSL (%s) isn't initialize OK.\n", db_name(db));
+        FDB_INFO("Error: TSL isn't initialize OK.\n");
         return FDB_INIT_FAILED;
     }
 
@@ -463,7 +460,7 @@ fdb_err_t fdb_tsl_append_with_ts(fdb_tsdb_t db, fdb_blob_t blob, fdb_time_t time
     fdb_err_t result = FDB_NO_ERR;
 
     if (!db_init_ok(db)) {
-        FDB_INFO("Error: TSL (%s) isn't initialize OK.\n", db_name(db));
+        FDB_INFO("Error: TSL isn't initialize OK.\n");
         return FDB_INIT_FAILED;
     }
 
@@ -488,7 +485,7 @@ void fdb_tsl_iter(fdb_tsdb_t db, fdb_tsl_cb cb, void *arg)
     struct fdb_tsl tsl;
 
     if (!db_init_ok(db)) {
-        FDB_INFO("Error: TSL (%s) isn't initialize OK.\n", db_name(db));
+        FDB_INFO("Error: TSL isn't initialize OK.\n");
     }
 
     if (cb == NULL) {
@@ -538,7 +535,7 @@ void fdb_tsl_iter_reverse(fdb_tsdb_t db, fdb_tsl_cb cb, void *cb_arg)
     struct fdb_tsl tsl;
 
     if (!db_init_ok(db)) {
-        FDB_INFO("Error: TSL (%s) isn't initialize OK.\n", db_name(db));
+        FDB_INFO("Error: TSL isn't initialize OK.\n");
     }
 
     if (cb == NULL) {
@@ -627,7 +624,7 @@ void fdb_tsl_iter_by_time(fdb_tsdb_t db, fdb_time_t from, fdb_time_t to, fdb_tsl
     uint32_t (*get_tsl_addr)(tsdb_sec_info_t , fdb_tsl_t);
 
     if (!db_init_ok(db)) {
-        FDB_INFO("Error: TSL (%s) isn't initialize OK.\n", db_name(db));
+        FDB_INFO("Error: TSL isn't initialize OK.\n");
     }
 
     if(from <= to) {
@@ -722,7 +719,7 @@ size_t fdb_tsl_query_count(fdb_tsdb_t db, fdb_time_t from, fdb_time_t to, fdb_ts
     arg.status = status;
 
     if (!db_init_ok(db)) {
-        FDB_INFO("Error: TSL (%s) isn't initialize OK.\n", db_name(db));
+        FDB_INFO("Error: TSL isn't initialize OK.\n");
         return 0;
     }