zhannngchen commented on code in PR #47281:
URL: https://github.com/apache/doris/pull/47281#discussion_r1924926131
##########
cloud/src/meta-service/meta_service.cpp:
##########
@@ -2222,47 +2222,95 @@ void
MetaServiceImpl::get_delete_bitmap_update_lock(google::protobuf::RpcControl
// these steps can be done in different fdb txns
StopWatch read_stats_sw;
- err = txn_kv_->create_txn(&txn);
- if (err != TxnErrorCode::TXN_OK) {
- code = cast_as<ErrCategory::CREATE>(err);
- msg = "failed to init txn";
- return;
- }
+ if (!config::enable_batch_get_mow_tablet_stats) {
+ err = txn_kv_->create_txn(&txn);
+ if (err != TxnErrorCode::TXN_OK) {
+ code = cast_as<ErrCategory::CREATE>(err);
+ msg = "failed to init txn";
+ return;
+ }
+
+ for (const auto& tablet_idx : request->tablet_indexes()) {
+ TabletStatsPB tablet_stat;
+ std::string stats_key =
+ stats_tablet_key({instance_id, tablet_idx.table_id(),
tablet_idx.index_id(),
+ tablet_idx.partition_id(),
tablet_idx.tablet_id()});
+ std::string stats_val;
+ TxnErrorCode err = txn->get(stats_key, &stats_val);
+ TEST_SYNC_POINT_CALLBACK(
+
"get_delete_bitmap_update_lock.get_compaction_cnts_inject_error", &err);
+ if (err == TxnErrorCode::TXN_TOO_OLD) {
+ code = MetaServiceCode::OK;
+ err = txn_kv_->create_txn(&txn);
+ if (err != TxnErrorCode::TXN_OK) {
+ code = cast_as<ErrCategory::CREATE>(err);
+ ss << "failed to init txn when get tablet stats";
+ msg = ss.str();
+ return;
+ }
+ err = txn->get(stats_key, &stats_val);
+ }
+ if (err != TxnErrorCode::TXN_OK) {
+ code = cast_as<ErrCategory::READ>(err);
+ msg = fmt::format("failed to get tablet stats, err={}
tablet_id={}", err,
+ tablet_idx.tablet_id());
+ return;
+ }
+ if (!tablet_stat.ParseFromArray(stats_val.data(),
stats_val.size())) {
+ code = MetaServiceCode::PROTOBUF_PARSE_ERR;
+ msg = fmt::format("marformed tablet stats value, key={}",
hex(stats_key));
+ return;
+ }
+
response->add_base_compaction_cnts(tablet_stat.base_compaction_cnt());
+
response->add_cumulative_compaction_cnts(tablet_stat.cumulative_compaction_cnt());
+ response->add_cumulative_points(tablet_stat.cumulative_point());
+ }
+ } else {
+ int32_t batch_size = config::max_mow_tablet_stat_num_per_batch;
Review Comment:
+1， #45206 added many unit tests, this PR should update these tests as well
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