1 /** 2 * Copyright 2021 Huawei Technologies Co., Ltd 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 #ifndef MINDSPORE_CCSRC_MINDDATA_DATASET_UTIL_RDR_H_ 17 #define MINDSPORE_CCSRC_MINDDATA_DATASET_UTIL_RDR_H_ 18 19 #include <deque> 20 #include <mutex> 21 #include "minddata/dataset/util/status.h" 22 23 namespace mindspore { 24 namespace dataset { 25 class MDChannelInfo { 26 public: MDChannelInfo(std::string channel_name)27 explicit MDChannelInfo(std::string channel_name) 28 : channel_name_(channel_name), preprocess_batch_(0), push_first_start_time_("-1"), push_first_end_time_("-1") {} 29 30 ~MDChannelInfo() = default; 31 32 std::string ToString(); 33 34 std::string ToFormatString(); 35 36 Status RecordBatchQueue(int64_t batch_queue_size); 37 38 Status RecordDeviceQueue(int64_t device_queue_size); 39 40 Status RecordPreprocessBatch(int64_t preprocess_batch); 41 42 Status RecordPushFirstStartTime(); 43 44 Status RecordPushFirstEndTime(); 45 46 Status RecordPushStartTime(); 47 48 Status RecordPushEndTime(); 49 50 private: 51 std::string channel_name_; 52 std::deque<int64_t> batch_queue_; 53 std::deque<int32_t> device_queue_; 54 int64_t preprocess_batch_; 55 std::string push_first_start_time_; // record the push start time for first batch 56 std::string push_first_end_time_; // record the push end time for first batch 57 std::deque<std::string> push_start_time_; 58 std::deque<std::string> push_end_time_; 59 }; 60 } // namespace dataset 61 } // namespace mindspore 62 63 #endif // MINDSPORE_CCSRC_MINDDATA_DATASET_UTIL_RDR_H_ 64