diff --git a/src/obproxy/dbconfig/ob_proxy_db_config_processor.cpp b/src/obproxy/dbconfig/ob_proxy_db_config_processor.cpp
index 34a5fc1ed35dafcc22db3b7be017b68e879d0633..2de2cc695b1cda5261a1a347995302a47dd111ad 100644
--- a/src/obproxy/dbconfig/ob_proxy_db_config_processor.cpp
+++ b/src/obproxy/dbconfig/ob_proxy_db_config_processor.cpp
@@ -76,7 +76,7 @@ int ObDbConfigProcessor::init(const int64_t client_count, int64_t startup_time_u
   if (OB_SUCC(ret)) {
     if (get_global_proxy_config().use_local_dbconfig
         && OB_FAIL(get_global_inotify_processor().init())) {
-      LOG_WARN("fail to init initify processor", K(ret));
+      LOG_WARN("fail to init inotify processor", K(ret));
     }
   }
   return ret;
diff --git a/src/obproxy/ob_proxy_main.cpp b/src/obproxy/ob_proxy_main.cpp
index ceb87398cea9c864ef84c98032d3572ddfdce6ff..340b7b8f27d7de21983c56b3dbd192cb060eeeb3 100644
--- a/src/obproxy/ob_proxy_main.cpp
+++ b/src/obproxy/ob_proxy_main.cpp
@@ -311,7 +311,7 @@ int ObProxyMain::parse_cmd_line(const int argc, char *const argv[], ObProxyOptio
 
       if (0 == c) {
         if (OB_FAIL(parse_short_opt(long_opts[long_opts_idx].val, optarg, opts))) {
-          MPRINT("fail to parse long opt, ret=%d", ret);
+          MPRINT("fail to parse short opt, ret=%d", ret);
           break;
         }
       } else {
diff --git a/src/obproxy/obutils/ob_config_server_processor.cpp b/src/obproxy/obutils/ob_config_server_processor.cpp
index f35d0a9b51a7dcae3fdc884aa09d04115045a48a..38d158f858e450fee2699b0efd5b3fbff9cf0920 100644
--- a/src/obproxy/obutils/ob_config_server_processor.cpp
+++ b/src/obproxy/obutils/ob_config_server_processor.cpp
@@ -1868,7 +1868,7 @@ int ObConfigServerProcessor::parse_json_config_info(const ObString &json, const
     bool is_metadb_changed = false;
     if (OB_ISNULL(json_info = op_alloc(ObProxyJsonConfigInfo))) {
       ret = OB_ALLOCATE_MEMORY_FAILED;
-      LOG_ERROR("fail to alloc mem fot json config info", K(ret));
+      LOG_ERROR("fail to alloc mem for json config info", K(ret));
     } else if (OB_FAIL(json_info->parse(root))) {
       LOG_WARN("fail to parse json info", K(ret));
     } else if (!json_info->is_valid()) {
diff --git a/src/obproxy/obutils/ob_log_file_processor.cpp b/src/obproxy/obutils/ob_log_file_processor.cpp
index 29e741a3aa9c225ace5dcba262154c685cec862d..21b46cabf0d1c266b2055d2f3b2c63b674c31600 100644
--- a/src/obproxy/obutils/ob_log_file_processor.cpp
+++ b/src/obproxy/obutils/ob_log_file_processor.cpp
@@ -90,7 +90,7 @@ int ObLogFileProcessor::start_cleanup_log_file()
     LOG_WARN("log file processor is not inited", K(ret));
   } else if (OB_UNLIKELY(NULL != cleanup_cont_)) {
     ret = OB_ERR_UNEXPECTED;
-    LOG_WARN("log file cleanup task has already been schuduled", K_(cleanup_cont), K(ret));
+    LOG_WARN("log file cleanup task has already been scheduled", K_(cleanup_cont), K(ret));
   } else {
     int64_t interval_us = get_global_proxy_config().log_cleanup_interval;
     if (OB_ISNULL(cleanup_cont_ = ObAsyncCommonTask::create_and_start_repeat_task(interval_us,
@@ -98,7 +98,7 @@ int ObLogFileProcessor::start_cleanup_log_file()
                                   ObLogFileProcessor::do_repeat_task,
                                   ObLogFileProcessor::update_interval))) {
       ret = OB_ERR_UNEXPECTED;
-      LOG_WARN("fail to create and start cleanup task", K(interval_us), K(ret));
+      LOG_WARN("fail to create and start log cleanup task", K(interval_us), K(ret));
     } else {
       LOG_INFO("succ to create and start log cleanup task", K(interval_us));
     }