f55e69d656
* Legacy benchmark_app is added * apply fix for supporting multiple -i arguments * new CMakeLists.txt with OpenCV auto detection * fixes * docs * docs2 * Docs changes * docs * CMakeLists.txt modification * Update tools/legacy/benchmark_app/README.md Co-authored-by: ivikhrev <ivan.vikhrev@intel.com> Co-authored-by: Vladimir Dudnik <vladimir.dudnik@intel.com>
705 lines
34 KiB
C++
705 lines
34 KiB
C++
// Copyright (C) 2018-2021 Intel Corporation
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// SPDX-License-Identifier: Apache-2.0
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//
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#include <algorithm>
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#include <chrono>
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#include <gna/gna_config.hpp>
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#include <gpu/gpu_config.hpp>
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#include <inference_engine.hpp>
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#include <map>
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#include <memory>
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#include "args_helper.hpp"
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#include "common.hpp"
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#include "slog.hpp"
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#include <string>
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#include <utility>
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#include <vector>
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#include <vpu/vpu_config.hpp>
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#include "benchmark_app.hpp"
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#include "infer_request_wrap.hpp"
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#include "inputs_filling.hpp"
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#include "progress_bar.hpp"
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#include "statistics_report.hpp"
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#include "utils.hpp"
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using namespace InferenceEngine;
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static const size_t progressBarDefaultTotalCount = 1000;
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uint64_t getDurationInMilliseconds(uint32_t duration) {
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return duration * 1000LL;
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}
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uint64_t getDurationInNanoseconds(uint32_t duration) {
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return duration * 1000000000LL;
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}
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bool ParseAndCheckCommandLine(int argc, char* argv[]) {
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// ---------------------------Parsing and validating input
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// arguments--------------------------------------
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slog::info << "Parsing input parameters" << slog::endl;
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gflags::ParseCommandLineNonHelpFlags(&argc, &argv, true);
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if (FLAGS_help || FLAGS_h) {
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showUsage();
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showAvailableDevices();
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return false;
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}
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if (FLAGS_m.empty()) {
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showUsage();
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throw std::logic_error("Model is required but not set. Please set -m option.");
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}
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if (FLAGS_api != "async" && FLAGS_api != "sync") {
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throw std::logic_error("Incorrect API. Please set -api option to `sync` or `async` value.");
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}
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if (!FLAGS_report_type.empty() && FLAGS_report_type != noCntReport && FLAGS_report_type != averageCntReport && FLAGS_report_type != detailedCntReport) {
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std::string err = "only " + std::string(noCntReport) + "/" + std::string(averageCntReport) + "/" + std::string(detailedCntReport) +
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" report types are supported (invalid -report_type option value)";
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throw std::logic_error(err);
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}
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if ((FLAGS_report_type == averageCntReport) && ((FLAGS_d.find("MULTI") != std::string::npos))) {
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throw std::logic_error("only " + std::string(detailedCntReport) + " report type is supported for MULTI device");
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}
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bool isNetworkCompiled = fileExt(FLAGS_m) == "blob";
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bool isPrecisionSet = !(FLAGS_ip.empty() && FLAGS_op.empty() && FLAGS_iop.empty());
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if (isNetworkCompiled && isPrecisionSet) {
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std::string err = std::string("Cannot set precision for a compiled network. ") + std::string("Please re-compile your network with required precision "
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"using compile_tool");
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throw std::logic_error(err);
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}
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return true;
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}
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static void next_step(const std::string additional_info = "") {
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static size_t step_id = 0;
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static const std::map<size_t, std::string> step_names = {{1, "Parsing and validating input arguments"},
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{2, "Loading Inference Engine"},
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{3, "Setting device configuration"},
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{4, "Reading network files"},
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{5, "Resizing network to match image sizes and given batch"},
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{6, "Configuring input of the model"},
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{7, "Loading the model to the device"},
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{8, "Setting optimal runtime parameters"},
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{9, "Creating infer requests and filling input blobs with images"},
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{10, "Measuring performance"},
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{11, "Dumping statistics report"}};
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step_id++;
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if (step_names.count(step_id) == 0)
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IE_THROW() << "Step ID " << step_id << " is out of total steps number " << step_names.size();
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std::cout << "[Step " << step_id << "/" << step_names.size() << "] " << step_names.at(step_id)
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<< (additional_info.empty() ? "" : " (" + additional_info + ")") << std::endl;
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}
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template <typename T>
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T getMedianValue(const std::vector<T>& vec) {
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std::vector<T> sortedVec(vec);
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std::sort(sortedVec.begin(), sortedVec.end());
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return (sortedVec.size() % 2 != 0) ? sortedVec[sortedVec.size() / 2ULL]
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: (sortedVec[sortedVec.size() / 2ULL] + sortedVec[sortedVec.size() / 2ULL - 1ULL]) / static_cast<T>(2.0);
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}
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/**
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* @brief The entry point of the benchmark application
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*/
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int main(int argc, char* argv[]) {
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std::shared_ptr<StatisticsReport> statistics;
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try {
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ExecutableNetwork exeNetwork;
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// ----------------- 1. Parsing and validating input arguments
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// -------------------------------------------------
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next_step();
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if (!ParseAndCheckCommandLine(argc, argv)) {
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return 0;
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}
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bool isNetworkCompiled = fileExt(FLAGS_m) == "blob";
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if (isNetworkCompiled) {
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slog::info << "Network is compiled" << slog::endl;
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}
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std::vector<gflags::CommandLineFlagInfo> flags;
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StatisticsReport::Parameters command_line_arguments;
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gflags::GetAllFlags(&flags);
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for (auto& flag : flags) {
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if (!flag.is_default) {
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command_line_arguments.push_back({flag.name, flag.current_value});
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}
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}
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if (!FLAGS_report_type.empty()) {
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statistics = std::make_shared<StatisticsReport>(StatisticsReport::Config {FLAGS_report_type, FLAGS_report_folder});
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statistics->addParameters(StatisticsReport::Category::COMMAND_LINE_PARAMETERS, command_line_arguments);
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}
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auto isFlagSetInCommandLine = [&command_line_arguments](const std::string& name) {
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return (std::find_if(command_line_arguments.begin(), command_line_arguments.end(), [name](const std::pair<std::string, std::string>& p) {
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return p.first == name;
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}) != command_line_arguments.end());
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};
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std::string device_name = FLAGS_d;
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// Parse devices
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auto devices = parseDevices(device_name);
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// Parse nstreams per device
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std::map<std::string, std::string> device_nstreams = parseNStreamsValuePerDevice(devices, FLAGS_nstreams);
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// Load device config file if specified
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std::map<std::string, std::map<std::string, std::string>> config;
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#ifdef USE_OPENCV
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if (!FLAGS_load_config.empty()) {
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load_config(FLAGS_load_config, config);
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}
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#endif
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/** This vector stores paths to the processed images **/
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std::vector<std::string> inputFiles;
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parseInputFilesArguments(inputFiles);
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// ----------------- 2. Loading the Inference Engine
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// -----------------------------------------------------------
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next_step();
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Core ie;
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if (FLAGS_d.find("CPU") != std::string::npos && !FLAGS_l.empty()) {
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// CPU (MKLDNN) extensions is loaded as a shared library and passed as a
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// pointer to base extension
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const auto extension_ptr = std::make_shared<InferenceEngine::Extension>(FLAGS_l);
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ie.AddExtension(extension_ptr);
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slog::info << "CPU (MKLDNN) extensions is loaded " << FLAGS_l << slog::endl;
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}
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// Load clDNN Extensions
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if ((FLAGS_d.find("GPU") != std::string::npos) && !FLAGS_c.empty()) {
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// Override config if command line parameter is specified
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if (!config.count("GPU"))
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config["GPU"] = {};
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config["GPU"][CONFIG_KEY(CONFIG_FILE)] = FLAGS_c;
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}
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if (config.count("GPU") && config.at("GPU").count(CONFIG_KEY(CONFIG_FILE))) {
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auto ext = config.at("GPU").at(CONFIG_KEY(CONFIG_FILE));
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ie.SetConfig({{CONFIG_KEY(CONFIG_FILE), ext}}, "GPU");
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slog::info << "GPU extensions is loaded " << ext << slog::endl;
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}
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slog::info << "InferenceEngine: " << GetInferenceEngineVersion() << slog::endl;
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slog::info << "Device info: " << slog::endl;
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std::cout << ie.GetVersions(device_name) << std::endl;
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// ----------------- 3. Setting device configuration
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// -----------------------------------------------------------
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next_step();
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bool perf_counts = false;
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// Update config per device according to command line parameters
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for (auto& device : devices) {
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if (!config.count(device))
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config[device] = {};
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std::map<std::string, std::string>& device_config = config.at(device);
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// Set performance counter
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if (isFlagSetInCommandLine("pc")) {
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// set to user defined value
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device_config[CONFIG_KEY(PERF_COUNT)] = FLAGS_pc ? CONFIG_VALUE(YES) : CONFIG_VALUE(NO);
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} else if (device_config.count(CONFIG_KEY(PERF_COUNT)) && (device_config.at(CONFIG_KEY(PERF_COUNT)) == "YES")) {
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slog::warn << "Performance counters for " << device << " device is turned on. To print results use -pc option." << slog::endl;
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} else if (FLAGS_report_type == detailedCntReport || FLAGS_report_type == averageCntReport) {
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slog::warn << "Turn on performance counters for " << device << " device since report type is " << FLAGS_report_type << "." << slog::endl;
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device_config[CONFIG_KEY(PERF_COUNT)] = CONFIG_VALUE(YES);
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} else if (!FLAGS_exec_graph_path.empty()) {
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slog::warn << "Turn on performance counters for " << device << " device due to execution graph dumping." << slog::endl;
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device_config[CONFIG_KEY(PERF_COUNT)] = CONFIG_VALUE(YES);
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} else {
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// set to default value
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device_config[CONFIG_KEY(PERF_COUNT)] = FLAGS_pc ? CONFIG_VALUE(YES) : CONFIG_VALUE(NO);
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}
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perf_counts = (device_config.at(CONFIG_KEY(PERF_COUNT)) == CONFIG_VALUE(YES)) ? true : perf_counts;
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auto setThroughputStreams = [&]() {
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const std::string key = device + "_THROUGHPUT_STREAMS";
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if (device_nstreams.count(device)) {
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// set to user defined value
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std::vector<std::string> supported_config_keys = ie.GetMetric(device, METRIC_KEY(SUPPORTED_CONFIG_KEYS));
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if (std::find(supported_config_keys.begin(), supported_config_keys.end(), key) == supported_config_keys.end()) {
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throw std::logic_error("Device " + device + " doesn't support config key '" + key + "'! " +
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"Please specify -nstreams for correct devices in format "
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"<dev1>:<nstreams1>,<dev2>:<nstreams2>" +
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" or via configuration file.");
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}
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device_config[key] = device_nstreams.at(device);
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} else if (!device_config.count(key) && (FLAGS_api == "async")) {
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slog::warn << "-nstreams default value is determined automatically for " << device
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<< " device. "
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"Although the automatic selection usually provides a "
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"reasonable performance, "
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"but it still may be non-optimal for some cases, for more "
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"information look at README."
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<< slog::endl;
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if (std::string::npos == device.find("MYRIAD")) // MYRIAD sets the default number of
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// streams implicitly (without _AUTO)
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device_config[key] = std::string(device + "_THROUGHPUT_AUTO");
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}
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if (device_config.count(key))
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device_nstreams[device] = device_config.at(key);
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};
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if (device == "CPU") { // CPU supports few special performance-oriented keys
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// limit threading for CPU portion of inference
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if (isFlagSetInCommandLine("nthreads"))
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device_config[CONFIG_KEY(CPU_THREADS_NUM)] = std::to_string(FLAGS_nthreads);
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if (isFlagSetInCommandLine("enforcebf16"))
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device_config[CONFIG_KEY(ENFORCE_BF16)] = FLAGS_enforcebf16 ? CONFIG_VALUE(YES) : CONFIG_VALUE(NO);
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if (isFlagSetInCommandLine("pin")) {
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// set to user defined value
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device_config[CONFIG_KEY(CPU_BIND_THREAD)] = FLAGS_pin;
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} else if (!device_config.count(CONFIG_KEY(CPU_BIND_THREAD))) {
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if ((device_name.find("MULTI") != std::string::npos) && (device_name.find("GPU") != std::string::npos)) {
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slog::warn << "Turn off threads pinning for " << device << " device since multi-scenario with GPU device is used." << slog::endl;
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device_config[CONFIG_KEY(CPU_BIND_THREAD)] = CONFIG_VALUE(NO);
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}
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}
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// for CPU execution, more throughput-oriented execution via streams
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setThroughputStreams();
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} else if (device == ("GPU")) {
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// for GPU execution, more throughput-oriented execution via streams
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setThroughputStreams();
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if ((device_name.find("MULTI") != std::string::npos) && (device_name.find("CPU") != std::string::npos)) {
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slog::warn << "Turn on GPU trottling. Multi-device execution with "
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"the CPU + GPU performs best with GPU trottling hint,"
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<< "which releases another CPU thread (that is otherwise "
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"used by the GPU driver for active polling)"
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<< slog::endl;
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device_config[GPU_CONFIG_KEY(PLUGIN_THROTTLE)] = "1";
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}
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} else if (device == "MYRIAD") {
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device_config[CONFIG_KEY(LOG_LEVEL)] = CONFIG_VALUE(LOG_WARNING);
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setThroughputStreams();
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} else if (device == "GNA") {
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if (FLAGS_qb == 8)
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device_config[GNA_CONFIG_KEY(PRECISION)] = "I8";
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else
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device_config[GNA_CONFIG_KEY(PRECISION)] = "I16";
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if (isFlagSetInCommandLine("nthreads"))
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device_config[GNA_CONFIG_KEY(LIB_N_THREADS)] = std::to_string(FLAGS_nthreads);
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} else {
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std::vector<std::string> supported_config_keys = ie.GetMetric(device, METRIC_KEY(SUPPORTED_CONFIG_KEYS));
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auto supported = [&](const std::string& key) {
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return std::find(std::begin(supported_config_keys), std::end(supported_config_keys), key) != std::end(supported_config_keys);
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};
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if (supported(CONFIG_KEY(CPU_THREADS_NUM)) && isFlagSetInCommandLine("nthreads")) {
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device_config[CONFIG_KEY(CPU_THREADS_NUM)] = std::to_string(FLAGS_nthreads);
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}
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if (supported(CONFIG_KEY(CPU_THROUGHPUT_STREAMS)) && isFlagSetInCommandLine("nstreams")) {
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device_config[CONFIG_KEY(CPU_THROUGHPUT_STREAMS)] = FLAGS_nstreams;
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}
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if (supported(CONFIG_KEY(CPU_BIND_THREAD)) && isFlagSetInCommandLine("pin")) {
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device_config[CONFIG_KEY(CPU_BIND_THREAD)] = FLAGS_pin;
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}
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}
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}
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for (auto&& item : config) {
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ie.SetConfig(item.second, item.first);
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}
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auto double_to_string = [](const double number) {
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std::stringstream ss;
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ss << std::fixed << std::setprecision(2) << number;
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return ss.str();
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};
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auto get_total_ms_time = [](Time::time_point& startTime) {
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return std::chrono::duration_cast<ns>(Time::now() - startTime).count() * 0.000001;
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};
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size_t batchSize = FLAGS_b;
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Precision precision = Precision::UNSPECIFIED;
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std::string topology_name = "";
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benchmark_app::InputsInfo app_inputs_info;
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std::string output_name;
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// Takes priority over config from file
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if (!FLAGS_cache_dir.empty()) {
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ie.SetConfig({{CONFIG_KEY(CACHE_DIR), FLAGS_cache_dir}});
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}
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if (FLAGS_load_from_file && !isNetworkCompiled) {
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next_step();
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slog::info << "Skipping the step for loading network from file" << slog::endl;
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next_step();
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slog::info << "Skipping the step for loading network from file" << slog::endl;
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next_step();
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slog::info << "Skipping the step for loading network from file" << slog::endl;
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auto startTime = Time::now();
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exeNetwork = ie.LoadNetwork(FLAGS_m, device_name);
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auto duration_ms = double_to_string(get_total_ms_time(startTime));
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slog::info << "Load network took " << duration_ms << " ms" << slog::endl;
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if (statistics)
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statistics->addParameters(StatisticsReport::Category::EXECUTION_RESULTS, {{"load network time (ms)", duration_ms}});
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if (batchSize == 0) {
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batchSize = 1;
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}
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} else if (!isNetworkCompiled) {
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// ----------------- 4. Reading the Intermediate Representation network
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// ----------------------------------------
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next_step();
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slog::info << "Loading network files" << slog::endl;
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auto startTime = Time::now();
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CNNNetwork cnnNetwork = ie.ReadNetwork(FLAGS_m);
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auto duration_ms = double_to_string(get_total_ms_time(startTime));
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slog::info << "Read network took " << duration_ms << " ms" << slog::endl;
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if (statistics)
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statistics->addParameters(StatisticsReport::Category::EXECUTION_RESULTS, {{"read network time (ms)", duration_ms}});
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const InputsDataMap inputInfo(cnnNetwork.getInputsInfo());
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if (inputInfo.empty()) {
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throw std::logic_error("no inputs info is provided");
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}
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// ----------------- 5. Resizing network to match image sizes and given
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// batch ----------------------------------
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next_step();
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batchSize = cnnNetwork.getBatchSize();
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// Parse input shapes if specified
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bool reshape = false;
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app_inputs_info = getInputsInfo<InputInfo::Ptr>(FLAGS_shape, FLAGS_layout, FLAGS_b, inputInfo, reshape);
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if (reshape) {
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InferenceEngine::ICNNNetwork::InputShapes shapes = {};
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for (auto& item : app_inputs_info)
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shapes[item.first] = item.second.shape;
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slog::info << "Reshaping network: " << getShapesString(shapes) << slog::endl;
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startTime = Time::now();
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cnnNetwork.reshape(shapes);
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duration_ms = double_to_string(get_total_ms_time(startTime));
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slog::info << "Reshape network took " << duration_ms << " ms" << slog::endl;
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if (statistics)
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statistics->addParameters(StatisticsReport::Category::EXECUTION_RESULTS, {{"reshape network time (ms)", duration_ms}});
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}
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// use batch size according to provided layout and shapes
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batchSize = (!FLAGS_layout.empty()) ? getBatchSize(app_inputs_info) : cnnNetwork.getBatchSize();
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topology_name = cnnNetwork.getName();
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slog::info << (FLAGS_b != 0 ? "Network batch size was changed to: " : "Network batch size: ") << batchSize << slog::endl;
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// ----------------- 6. Configuring inputs and outputs
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// ----------------------------------------------------------------------
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next_step();
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processPrecision(cnnNetwork, FLAGS_ip, FLAGS_op, FLAGS_iop);
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for (auto& item : cnnNetwork.getInputsInfo()) {
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// if precision for input set by user, then set it to app_inputs
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// if it an image, set U8
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if (!FLAGS_ip.empty() || FLAGS_iop.find(item.first) != std::string::npos) {
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app_inputs_info.at(item.first).precision = item.second->getPrecision();
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} else if (app_inputs_info.at(item.first).isImage()) {
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app_inputs_info.at(item.first).precision = Precision::U8;
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item.second->setPrecision(app_inputs_info.at(item.first).precision);
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}
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}
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printInputAndOutputsInfo(cnnNetwork);
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// ----------------- 7. Loading the model to the device
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// --------------------------------------------------------
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next_step();
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startTime = Time::now();
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exeNetwork = ie.LoadNetwork(cnnNetwork, device_name);
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duration_ms = double_to_string(get_total_ms_time(startTime));
|
||
slog::info << "Load network took " << duration_ms << " ms" << slog::endl;
|
||
if (statistics)
|
||
statistics->addParameters(StatisticsReport::Category::EXECUTION_RESULTS, {{"load network time (ms)", duration_ms}});
|
||
} else {
|
||
next_step();
|
||
slog::info << "Skipping the step for compiled network" << slog::endl;
|
||
next_step();
|
||
slog::info << "Skipping the step for compiled network" << slog::endl;
|
||
next_step();
|
||
slog::info << "Skipping the step for compiled network" << slog::endl;
|
||
// ----------------- 7. Loading the model to the device
|
||
// --------------------------------------------------------
|
||
next_step();
|
||
auto startTime = Time::now();
|
||
exeNetwork = ie.ImportNetwork(FLAGS_m, device_name, {});
|
||
auto duration_ms = double_to_string(get_total_ms_time(startTime));
|
||
slog::info << "Import network took " << duration_ms << " ms" << slog::endl;
|
||
if (statistics)
|
||
statistics->addParameters(StatisticsReport::Category::EXECUTION_RESULTS, {{"import network time (ms)", duration_ms}});
|
||
app_inputs_info = getInputsInfo<InputInfo::CPtr>(FLAGS_shape, FLAGS_layout, FLAGS_b, exeNetwork.GetInputsInfo());
|
||
if (batchSize == 0) {
|
||
batchSize = 1;
|
||
}
|
||
}
|
||
// ----------------- 8. Setting optimal runtime parameters
|
||
// -----------------------------------------------------
|
||
next_step();
|
||
|
||
// Update number of streams
|
||
for (auto&& ds : device_nstreams) {
|
||
const std::string key = ds.first + "_THROUGHPUT_STREAMS";
|
||
device_nstreams[ds.first] = ie.GetConfig(ds.first, key).as<std::string>();
|
||
}
|
||
|
||
// Number of requests
|
||
uint32_t nireq = FLAGS_nireq;
|
||
if (nireq == 0) {
|
||
if (FLAGS_api == "sync") {
|
||
nireq = 1;
|
||
} else {
|
||
std::string key = METRIC_KEY(OPTIMAL_NUMBER_OF_INFER_REQUESTS);
|
||
try {
|
||
nireq = exeNetwork.GetMetric(key).as<unsigned int>();
|
||
} catch (const std::exception& ex) {
|
||
IE_THROW() << "Every device used with the benchmark_app should "
|
||
<< "support OPTIMAL_NUMBER_OF_INFER_REQUESTS "
|
||
"ExecutableNetwork metric. "
|
||
<< "Failed to query the metric for the " << device_name << " with error:" << ex.what();
|
||
}
|
||
}
|
||
}
|
||
|
||
// Iteration limit
|
||
uint32_t niter = FLAGS_niter;
|
||
if ((niter > 0) && (FLAGS_api == "async")) {
|
||
niter = ((niter + nireq - 1) / nireq) * nireq;
|
||
if (FLAGS_niter != niter) {
|
||
slog::warn << "Number of iterations was aligned by request number from " << FLAGS_niter << " to " << niter << " using number of requests "
|
||
<< nireq << slog::endl;
|
||
}
|
||
}
|
||
|
||
// Time limit
|
||
uint32_t duration_seconds = 0;
|
||
if (FLAGS_t != 0) {
|
||
// time limit
|
||
duration_seconds = FLAGS_t;
|
||
} else if (FLAGS_niter == 0) {
|
||
// default time limit
|
||
duration_seconds = deviceDefaultDeviceDurationInSeconds(device_name);
|
||
}
|
||
uint64_t duration_nanoseconds = getDurationInNanoseconds(duration_seconds);
|
||
|
||
if (statistics) {
|
||
statistics->addParameters(StatisticsReport::Category::RUNTIME_CONFIG,
|
||
{
|
||
{"topology", topology_name},
|
||
{"target device", device_name},
|
||
{"API", FLAGS_api},
|
||
{"precision", std::string(precision.name())},
|
||
{"batch size", std::to_string(batchSize)},
|
||
{"number of iterations", std::to_string(niter)},
|
||
{"number of parallel infer requests", std::to_string(nireq)},
|
||
{"duration (ms)", std::to_string(getDurationInMilliseconds(duration_seconds))},
|
||
});
|
||
for (auto& nstreams : device_nstreams) {
|
||
std::stringstream ss;
|
||
ss << "number of " << nstreams.first << " streams";
|
||
statistics->addParameters(StatisticsReport::Category::RUNTIME_CONFIG, {
|
||
{ss.str(), nstreams.second},
|
||
});
|
||
}
|
||
}
|
||
|
||
// ----------------- 9. Creating infer requests and filling input blobs
|
||
// ----------------------------------------
|
||
next_step();
|
||
|
||
InferRequestsQueue inferRequestsQueue(exeNetwork, nireq);
|
||
fillBlobs(inputFiles, batchSize, app_inputs_info, inferRequestsQueue.requests);
|
||
|
||
// ----------------- 10. Measuring performance
|
||
// ------------------------------------------------------------------
|
||
size_t progressCnt = 0;
|
||
size_t progressBarTotalCount = progressBarDefaultTotalCount;
|
||
size_t iteration = 0;
|
||
|
||
std::stringstream ss;
|
||
ss << "Start inference " << FLAGS_api << "hronously";
|
||
if (FLAGS_api == "async") {
|
||
if (!ss.str().empty()) {
|
||
ss << ", ";
|
||
}
|
||
ss << nireq << " inference requests";
|
||
std::stringstream device_ss;
|
||
for (auto& nstreams : device_nstreams) {
|
||
if (!device_ss.str().empty()) {
|
||
device_ss << ", ";
|
||
}
|
||
device_ss << nstreams.second << " streams for " << nstreams.first;
|
||
}
|
||
if (!device_ss.str().empty()) {
|
||
ss << " using " << device_ss.str();
|
||
}
|
||
}
|
||
ss << ", limits: ";
|
||
if (duration_seconds > 0) {
|
||
ss << getDurationInMilliseconds(duration_seconds) << " ms duration";
|
||
}
|
||
if (niter != 0) {
|
||
if (duration_seconds == 0) {
|
||
progressBarTotalCount = niter;
|
||
}
|
||
if (duration_seconds > 0) {
|
||
ss << ", ";
|
||
}
|
||
ss << niter << " iterations";
|
||
}
|
||
next_step(ss.str());
|
||
|
||
// warming up - out of scope
|
||
auto inferRequest = inferRequestsQueue.getIdleRequest();
|
||
if (!inferRequest) {
|
||
IE_THROW() << "No idle Infer Requests!";
|
||
}
|
||
if (FLAGS_api == "sync") {
|
||
inferRequest->infer();
|
||
} else {
|
||
inferRequest->startAsync();
|
||
}
|
||
inferRequestsQueue.waitAll();
|
||
auto duration_ms = double_to_string(inferRequestsQueue.getLatencies()[0]);
|
||
slog::info << "First inference took " << duration_ms << " ms" << slog::endl;
|
||
if (statistics)
|
||
statistics->addParameters(StatisticsReport::Category::EXECUTION_RESULTS, {{"first inference time (ms)", duration_ms}});
|
||
inferRequestsQueue.resetTimes();
|
||
|
||
auto startTime = Time::now();
|
||
auto execTime = std::chrono::duration_cast<ns>(Time::now() - startTime).count();
|
||
|
||
/** Start inference & calculate performance **/
|
||
/** to align number if iterations to guarantee that last infer requests are
|
||
* executed in the same conditions **/
|
||
ProgressBar progressBar(progressBarTotalCount, FLAGS_stream_output, FLAGS_progress);
|
||
|
||
while ((niter != 0LL && iteration < niter) || (duration_nanoseconds != 0LL && (uint64_t)execTime < duration_nanoseconds) ||
|
||
(FLAGS_api == "async" && iteration % nireq != 0)) {
|
||
inferRequest = inferRequestsQueue.getIdleRequest();
|
||
if (!inferRequest) {
|
||
IE_THROW() << "No idle Infer Requests!";
|
||
}
|
||
|
||
if (FLAGS_api == "sync") {
|
||
inferRequest->infer();
|
||
} else {
|
||
// As the inference request is currently idle, the wait() adds no
|
||
// additional overhead (and should return immediately). The primary
|
||
// reason for calling the method is exception checking/re-throwing.
|
||
// Callback, that governs the actual execution can handle errors as
|
||
// well, but as it uses just error codes it has no details like ‘what()’
|
||
// method of `std::exception` So, rechecking for any exceptions here.
|
||
inferRequest->wait();
|
||
inferRequest->startAsync();
|
||
}
|
||
iteration++;
|
||
|
||
execTime = std::chrono::duration_cast<ns>(Time::now() - startTime).count();
|
||
|
||
if (niter > 0) {
|
||
progressBar.addProgress(1);
|
||
} else {
|
||
// calculate how many progress intervals are covered by current
|
||
// iteration. depends on the current iteration time and time of each
|
||
// progress interval. Previously covered progress intervals must be
|
||
// skipped.
|
||
auto progressIntervalTime = duration_nanoseconds / progressBarTotalCount;
|
||
size_t newProgress = execTime / progressIntervalTime - progressCnt;
|
||
progressBar.addProgress(newProgress);
|
||
progressCnt += newProgress;
|
||
}
|
||
}
|
||
|
||
// wait the latest inference executions
|
||
inferRequestsQueue.waitAll();
|
||
|
||
double latency = getMedianValue<double>(inferRequestsQueue.getLatencies());
|
||
double totalDuration = inferRequestsQueue.getDurationInMilliseconds();
|
||
double fps = (FLAGS_api == "sync") ? batchSize * 1000.0 / latency : batchSize * 1000.0 * iteration / totalDuration;
|
||
|
||
if (statistics) {
|
||
statistics->addParameters(StatisticsReport::Category::EXECUTION_RESULTS, {
|
||
{"total execution time (ms)", double_to_string(totalDuration)},
|
||
{"total number of iterations", std::to_string(iteration)},
|
||
});
|
||
if (device_name.find("MULTI") == std::string::npos) {
|
||
statistics->addParameters(StatisticsReport::Category::EXECUTION_RESULTS, {
|
||
{"latency (ms)", double_to_string(latency)},
|
||
});
|
||
}
|
||
statistics->addParameters(StatisticsReport::Category::EXECUTION_RESULTS, {{"throughput", double_to_string(fps)}});
|
||
}
|
||
|
||
progressBar.finish();
|
||
|
||
// ----------------- 11. Dumping statistics report
|
||
// -------------------------------------------------------------
|
||
next_step();
|
||
|
||
#ifdef USE_OPENCV
|
||
if (!FLAGS_dump_config.empty()) {
|
||
dump_config(FLAGS_dump_config, config);
|
||
slog::info << "Inference Engine configuration settings were dumped to " << FLAGS_dump_config << slog::endl;
|
||
}
|
||
#endif
|
||
|
||
if (!FLAGS_exec_graph_path.empty()) {
|
||
try {
|
||
CNNNetwork execGraphInfo = exeNetwork.GetExecGraphInfo();
|
||
execGraphInfo.serialize(FLAGS_exec_graph_path);
|
||
slog::info << "executable graph is stored to " << FLAGS_exec_graph_path << slog::endl;
|
||
} catch (const std::exception& ex) {
|
||
slog::err << "Can't get executable graph: " << ex.what() << slog::endl;
|
||
}
|
||
}
|
||
|
||
if (perf_counts) {
|
||
std::vector<std::map<std::string, InferenceEngine::InferenceEngineProfileInfo>> perfCounts;
|
||
for (size_t ireq = 0; ireq < nireq; ireq++) {
|
||
auto reqPerfCounts = inferRequestsQueue.requests[ireq]->getPerformanceCounts();
|
||
if (FLAGS_pc) {
|
||
slog::info << "Performance counts for " << ireq << "-th infer request:" << slog::endl;
|
||
printPerformanceCounts(reqPerfCounts, std::cout, getFullDeviceName(ie, FLAGS_d), false);
|
||
}
|
||
perfCounts.push_back(reqPerfCounts);
|
||
}
|
||
if (statistics) {
|
||
statistics->dumpPerformanceCounters(perfCounts);
|
||
}
|
||
}
|
||
|
||
if (statistics)
|
||
statistics->dump();
|
||
|
||
std::cout << "Count: " << iteration << " iterations" << std::endl;
|
||
std::cout << "Duration: " << double_to_string(totalDuration) << " ms" << std::endl;
|
||
if (device_name.find("MULTI") == std::string::npos)
|
||
std::cout << "Latency: " << double_to_string(latency) << " ms" << std::endl;
|
||
std::cout << "Throughput: " << double_to_string(fps) << " FPS" << std::endl;
|
||
} catch (const std::exception& ex) {
|
||
slog::err << ex.what() << slog::endl;
|
||
|
||
if (statistics) {
|
||
statistics->addParameters(StatisticsReport::Category::EXECUTION_RESULTS, {
|
||
{"error", ex.what()},
|
||
});
|
||
statistics->dump();
|
||
}
|
||
|
||
return 3;
|
||
}
|
||
|
||
return 0;
|
||
}
|