533   for (auto& log : logs_) {  in CloseHelper()
548   logs_.clear();  in CloseHelper()
1158       log::Writer* cur_log_writer = logs_.back().writer;  in FlushWAL()
1190     assert(!logs_.empty());  in SyncWAL()
1195     while (logs_.front().number <= current_log_number &&  in SyncWAL()
1196            logs_.front().getting_synced) {  in SyncWAL()
1200     for (auto it = logs_.begin();  in SyncWAL()
1201          it != logs_.end() && it->number <= current_log_number; ++it) {  in SyncWAL()
1210     for (auto it = logs_.begin();  in SyncWAL()
1211          it != logs_.end() && it->number <= current_log_number; ++it) {  in SyncWAL()
1256   auto cur_log_writer = logs_.back().writer;  in LockWAL()
1279   for (auto it = logs_.begin(); it != logs_.end() && it->number <= up_to;) {  in MarkLogsSynced()
1282     if (status.ok() && logs_.size() > 1) {  in MarkLogsSynced()
1286       it = logs_.erase(it);  in MarkLogsSynced()
1292   assert(!status.ok() || logs_.empty() || logs_[0].number > up_to ||  in MarkLogsSynced()
1293          (logs_.size() == 1 && !logs_[0].getting_synced));  in MarkLogsSynced()