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97 lines
2.6 KiB
C++
97 lines
2.6 KiB
C++
/*
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* Copyright 2013-2019 Software Radio Systems Limited
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*
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* This file is part of srsLTE.
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*
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* srsLTE is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as
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* published by the Free Software Foundation, either version 3 of
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* the License, or (at your option) any later version.
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*
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* srsLTE is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* A copy of the GNU Affero General Public License can be found in
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* the LICENSE file in the top-level directory of this distribution
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* and at http://www.gnu.org/licenses/.
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*
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*/
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#ifndef SRSLTE_TIME_PROF_H
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#define SRSLTE_TIME_PROF_H
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#ifdef ENABLE_TIMEPROF
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#include "srslte/common/logmap.h"
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#include <chrono>
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namespace srslte {
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class time_prof
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{
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public:
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explicit time_prof(const char* name_) : name(name_) { log_ptr->set_level(LOG_LEVEL_INFO); }
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virtual ~time_prof() = default;
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void start() { t1 = std::chrono::high_resolution_clock::now(); }
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void stop()
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{
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auto t2 = std::chrono::high_resolution_clock::now();
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process(std::chrono::duration_cast<std::chrono::nanoseconds>(t2 - t1).count());
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}
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virtual void process(long sample) = 0;
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std::chrono::time_point<std::chrono::high_resolution_clock> t1;
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std::string name;
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srslte::log_ref log_ptr = srslte::logmap::get("PROF");
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};
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struct avg_time_prof : public time_prof {
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avg_time_prof(const char* name_, size_t print_period_) : time_prof(name_), print_period(print_period_) {}
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void process(long duration) final
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{
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count++;
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avg_val = avg_val * (count - 1) / count + static_cast<double>(duration) / count;
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max_val = std::max(max_val, duration);
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min_val = std::min(min_val, duration);
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if (count % print_period == 0) {
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time_prof::log_ptr->info("%s: Mean=%0.1fusec, Max=%ldusec, Min=%ldusec, nof_samples=%ld",
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name.c_str(),
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avg_val / 1e3,
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max_val / 1000,
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min_val / 1000,
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count);
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}
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}
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double avg_val = 1;
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long count = 0, max_val = 0, min_val = std::numeric_limits<long>::max();
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long print_period;
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};
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#else
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namespace srslte {
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class time_prof
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{
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public:
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void start() {}
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void stop() {}
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};
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struct avg_time_prof : public time_prof {
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avg_time_prof(const char*, size_t) {}
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};
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#endif
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} // namespace srslte
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#endif // SRSLTE_TIME_PROF_H
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