| /* |
| * 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 <rocksdb/db.h> |
| #include <rocksdb/listener.h> |
| #include <dsn/perf_counter/perf_counter_wrapper.h> |
| #include <dsn/dist/replication/replica_base.h> |
| |
| namespace pegasus { |
| namespace server { |
| |
| class pegasus_event_listener : public rocksdb::EventListener, dsn::replication::replica_base |
| { |
| public: |
| explicit pegasus_event_listener(replica_base *r); |
| ~pegasus_event_listener() override = default; |
| |
| void OnFlushCompleted(rocksdb::DB *db, const rocksdb::FlushJobInfo &flush_job_info) override; |
| |
| void OnCompactionCompleted(rocksdb::DB *db, const rocksdb::CompactionJobInfo &ci) override; |
| |
| void OnStallConditionsChanged(const rocksdb::WriteStallInfo &info) override; |
| |
| private: |
| ::dsn::perf_counter_wrapper _pfc_recent_flush_completed_count; |
| ::dsn::perf_counter_wrapper _pfc_recent_flush_output_bytes; |
| ::dsn::perf_counter_wrapper _pfc_recent_compaction_completed_count; |
| ::dsn::perf_counter_wrapper _pfc_recent_compaction_input_bytes; |
| ::dsn::perf_counter_wrapper _pfc_recent_compaction_output_bytes; |
| ::dsn::perf_counter_wrapper _pfc_recent_write_change_delayed_count; |
| ::dsn::perf_counter_wrapper _pfc_recent_write_change_stopped_count; |
| }; |
| |
| } // namespace server |
| } // namespace pegasus |