From ff82e2ab5908f8a27fe3a9462faee7cde505b6fb Mon Sep 17 00:00:00 2001
From: huanghaibin <284824253@qq.com>
Date: Thu, 8 Feb 2024 11:51:14 +0800
Subject: [PATCH] [improvement](group_commit) Add bvar to monitor the count of
 replaying wal fail on group commit (#30941)

---
 be/src/olap/wal/wal_table.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/be/src/olap/wal/wal_table.cpp b/be/src/olap/wal/wal_table.cpp
index 9b2d1338f2..cb5f53508e 100644
--- a/be/src/olap/wal/wal_table.cpp
+++ b/be/src/olap/wal/wal_table.cpp
@@ -37,6 +37,8 @@
 
 namespace doris {
 
+bvar::Adder<uint64_t> wal_fail("group_commit_wal_fail");
+
 WalTable::WalTable(ExecEnv* exec_env, int64_t db_id, int64_t table_id)
         : _exec_env(exec_env), _db_id(db_id), _table_id(table_id) {
     _http_stream_action = std::make_shared<HttpStreamAction>(exec_env);
@@ -99,6 +101,7 @@ Status WalTable::_relay_wal_one_by_one() {
         wal_info->add_retry_num();
         auto st = _replay_wal_internal(wal_info->get_wal_path());
         if (!st.ok()) {
+            doris::wal_fail << 1;
             LOG(WARNING) << "failed to replay wal=" << wal_info->get_wal_path()
                          << ", st=" << st.to_string();
             if (!st.is<ErrorCode::NOT_FOUND>()) {