mirror of https://github.com/PentHertz/srsLTE.git
69 lines
1.8 KiB
C++
69 lines
1.8 KiB
C++
/**
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*
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* \section COPYRIGHT
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*
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* Copyright 2013-2021 Software Radio Systems Limited
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*
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* By using this file, you agree to the terms and conditions set
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* forth in the LICENSE file which can be found at the top level of
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* the distribution.
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*
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*/
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/**
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* @file common_helper.h
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* @brief Common helper functions shared among srsRAN applications.
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*/
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#ifndef SRSRAN_COMMON_HELPER_H
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#define SRSRAN_COMMON_HELPER_H
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#include "srsran/srslog/srslog.h"
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#include <fstream>
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#include <sstream>
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#include <thread>
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namespace srsran {
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inline void log_args(int argc, char* argv[], const std::string& service)
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{
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std::ostringstream s1;
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s1 << "Using binary " << argv[0] << " with arguments: ";
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for (int32_t i = 1; i < argc; i++) {
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s1 << argv[i] << " ";
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}
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srslog::fetch_basic_logger(service, false).set_level(srslog::basic_levels::info);
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srslog::fetch_basic_logger(service).info("%s", s1.str().c_str());
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}
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inline void check_scaling_governor(const std::string& device_name)
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{
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if (device_name == "zmq") {
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return;
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}
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int nof_cpus = std::thread::hardware_concurrency();
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for (int cpu = 0; cpu < nof_cpus; ++cpu) {
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char buffer[128];
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snprintf(buffer, sizeof(buffer), "/sys/devices/system/cpu/cpu%d/cpufreq/scaling_governor", cpu);
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std::ifstream file(buffer);
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if (file.is_open()) {
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std::stringstream ss;
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ss << file.rdbuf();
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if (ss.str().find("performance") == std::string::npos) {
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printf(
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"WARNING: cpu%d scaling governor is not set to performance mode. Realtime processing could be compromised. "
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"Consider setting it to performance mode before running the application.\n",
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cpu);
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break;
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}
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} else {
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printf("WARNING: Could not verify cpu%d scaling governor\n", cpu);
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}
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}
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}
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} // namespace srsran
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#endif // SRSRAN_COMMON_HELPER_H
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