| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| |
| #pragma once |
| |
| #include <dsn/dist/replication/replica_base.h> |
| #include <dsn/perf_counter/perf_counter_wrapper.h> |
| #include <rrdb/rrdb_types.h> |
| |
| namespace pegasus { |
| namespace server { |
| |
| class hotkey_collector; |
| |
| class capacity_unit_calculator : public dsn::replication::replica_base |
| { |
| public: |
| capacity_unit_calculator(replica_base *r, |
| std::shared_ptr<hotkey_collector> read_hotkey_collector, |
| std::shared_ptr<hotkey_collector> write_hotkey_collector); |
| |
| virtual ~capacity_unit_calculator() = default; |
| |
| void add_get_cu(int32_t status, const dsn::blob &key, const dsn::blob &value); |
| void add_multi_get_cu(int32_t status, |
| const dsn::blob &hash_key, |
| const std::vector<::dsn::apps::key_value> &kvs); |
| void add_scan_cu(int32_t status, const std::vector<::dsn::apps::key_value> &kvs); |
| void add_sortkey_count_cu(int32_t status, const dsn::blob &hash_key); |
| void add_ttl_cu(int32_t status, const dsn::blob &key); |
| |
| void add_put_cu(int32_t status, const dsn::blob &key, const dsn::blob &value); |
| void add_remove_cu(int32_t status, const dsn::blob &key); |
| void add_multi_put_cu(int32_t status, |
| const dsn::blob &hash_key, |
| const std::vector<::dsn::apps::key_value> &kvs); |
| void add_multi_remove_cu(int32_t status, |
| const dsn::blob &hash_key, |
| const std::vector<::dsn::blob> &sort_keys); |
| void add_incr_cu(int32_t status, const dsn::blob &key); |
| void add_check_and_set_cu(int32_t status, |
| const dsn::blob &hash_key, |
| const dsn::blob &check_sort_key, |
| const dsn::blob &set_sort_key, |
| const dsn::blob &value); |
| void add_check_and_mutate_cu(int32_t status, |
| const dsn::blob &hash_key, |
| const dsn::blob &check_sort_key, |
| const std::vector<::dsn::apps::mutate> &mutate_list); |
| |
| protected: |
| friend class capacity_unit_calculator_test; |
| |
| #ifdef PEGASUS_UNIT_TEST |
| virtual int64_t add_read_cu(int64_t read_data_size); |
| virtual int64_t add_write_cu(int64_t write_data_size); |
| #else |
| int64_t add_read_cu(int64_t read_data_size); |
| int64_t add_write_cu(int64_t write_data_size); |
| #endif |
| |
| private: |
| uint64_t _read_capacity_unit_size; |
| uint64_t _write_capacity_unit_size; |
| uint32_t _log_read_cu_size; |
| uint32_t _log_write_cu_size; |
| |
| ::dsn::perf_counter_wrapper _pfc_recent_read_cu; |
| ::dsn::perf_counter_wrapper _pfc_recent_write_cu; |
| |
| ::dsn::perf_counter_wrapper _pfc_get_bytes; |
| ::dsn::perf_counter_wrapper _pfc_multi_get_bytes; |
| ::dsn::perf_counter_wrapper _pfc_scan_bytes; |
| ::dsn::perf_counter_wrapper _pfc_put_bytes; |
| ::dsn::perf_counter_wrapper _pfc_multi_put_bytes; |
| ::dsn::perf_counter_wrapper _pfc_check_and_set_bytes; |
| ::dsn::perf_counter_wrapper _pfc_check_and_mutate_bytes; |
| |
| /* |
| hotkey capturing weight rules: |
| add_get_cu: whether find the key or not, weight = 1(read_collector), |
| add_multi_get_cu: weight = returned sortkey count(read_collector), |
| add_scan_cu : not capture now, |
| add_sortkey_count_cu: weight = 1(read_collector), |
| add_ttl_cu: weight = 1(read_collector), |
| add_put_cu: weight = 1(write_collector), |
| add_remove_cu: weight = 1(write_collector), |
| add_multi_put_cu: weight = returned sortkey count(write_collector), |
| add_multi_remove_cu: weight = returned sortkey count(write_collector), |
| add_incr_cu: if find the key, weight = 1(write_collector), |
| else weight = 1(read_collector) |
| add_check_and_set_cu: if find the key, weight = 1(write_collector), |
| else weight = 1(read_collector) |
| add_check_and_mutate_cu: if find the key, weight = mutate_list size |
| else weight = 1 |
| */ |
| std::shared_ptr<hotkey_collector> _read_hotkey_collector; |
| std::shared_ptr<hotkey_collector> _write_hotkey_collector; |
| }; |
| |
| } // namespace server |
| } // namespace pegasus |