Add 'projects/rocprofiler-systems/' from commit '92e1d84c72c9321d79a1866e0090fae0215e6557'
git-subtree-dir: projects/rocprofiler-systems git-subtree-mainline:ee9e74df21git-subtree-split:92e1d84c72
This commit is contained in:
systems-assistant[bot]
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# MIT License
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#
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# Copyright (c) 2025 Advanced Micro Devices, Inc. All rights reserved.
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#
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# Permission is hereby granted, free of charge, to any person obtaining a copy
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# of this software and associated documentation files (the "Software"), to deal
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# in the Software without restriction, including without limitation the rights
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# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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# copies of the Software, and to permit persons to whom the Software is
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# furnished to do so, subject to the following conditions:
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#
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# The above copyright notice and this permission notice shall be included in
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# all copies or substantial portions of the Software.
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#
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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# THE SOFTWARE.
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set(CMAKE_BUILD_TYPE "Release")
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find_package(Threads REQUIRED)
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add_library(tests-compile-options INTERFACE)
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target_compile_options(tests-compile-options INTERFACE -g)
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add_executable(thread-limit thread-limit.cpp)
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target_compile_definitions(thread-limit PRIVATE MAX_THREADS=${ROCPROFSYS_MAX_THREADS})
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target_link_libraries(thread-limit PRIVATE Threads::Threads tests-compile-options)
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set(_thread_limit_environment
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"${_base_environment}"
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"ROCPROFSYS_TRACE=ON"
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"ROCPROFSYS_PROFILE=ON"
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"ROCPROFSYS_COUT_OUTPUT=ON"
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"ROCPROFSYS_USE_SAMPLING=ON"
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"ROCPROFSYS_SAMPLING_FREQ=250"
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"ROCPROFSYS_VERBOSE=2"
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"ROCPROFSYS_TIMEMORY_COMPONENTS=wall_clock,peak_rss,page_rss"
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)
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math(EXPR THREAD_LIMIT_TEST_VALUE "${ROCPROFSYS_MAX_THREADS} + 24")
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math(EXPR THREAD_LIMIT_TEST_VALUE_PLUS_ONE "${THREAD_LIMIT_TEST_VALUE} + 1")
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set(_thread_limit_pass_regex "\\|${THREAD_LIMIT_TEST_VALUE}>>>")
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set(_thread_limit_fail_regex
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"\\|${THREAD_LIMIT_TEST_VALUE_PLUS_ONE}>>>|ROCPROFSYS_ABORT_FAIL_REGEX"
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)
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rocprofiler_systems_add_test(
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SKIP_BASELINE
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NAME thread-limit
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TARGET thread-limit
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LABELS "max-threads"
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REWRITE_ARGS -e -v 2 -i 1024 --label return args
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RUNTIME_ARGS -e -v 1 -i 1024 --label return args
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RUN_ARGS 35 2 ${THREAD_LIMIT_TEST_VALUE}
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REWRITE_TIMEOUT 180
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RUNTIME_TIMEOUT 360
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RUNTIME_PASS_REGEX "${_thread_limit_pass_regex}"
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SAMPLING_PASS_REGEX "${_thread_limit_pass_regex}"
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REWRITE_RUN_PASS_REGEX "${_thread_limit_pass_regex}"
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RUNTIME_FAIL_REGEX "${_thread_limit_fail_regex}"
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SAMPLING_FAIL_REGEX "${_thread_limit_fail_regex}"
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REWRITE_RUN_FAIL_REGEX "${_thread_limit_fail_regex}"
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ENVIRONMENT "${_thread_limit_environment}"
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)
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@@ -0,0 +1,107 @@
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// MIT License
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//
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// Copyright (c) 2025 Advanced Micro Devices, Inc. All Rights Reserved.
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in all
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// copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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// SOFTWARE.
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#include <atomic>
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#include <chrono>
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#include <cstdio>
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#include <cstdlib>
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#include <iostream>
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#include <mutex>
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#include <pthread.h>
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#include <random>
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#include <ratio>
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#include <string>
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#include <thread>
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#include <vector>
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long
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fib(long n)
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{
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return (n < 2) ? n : fib(n - 1) + fib(n - 2);
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}
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#if !defined(MAX_THREADS)
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# define MAX_THREADS 4000
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#endif
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auto total_duration = std::chrono::duration<long, std::nano>{};
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int
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main(int argc, char** argv)
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{
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std::string _name = argv[0];
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auto _pos = _name.find_last_of('/');
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if(_pos != std::string::npos) _name = _name.substr(_pos + 1);
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size_t nthread = 2 * MAX_THREADS;
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size_t concurrency = std::thread::hardware_concurrency();
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long nfib = 35;
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if(argc > 1) nfib = atol(argv[1]);
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if(argc > 2) concurrency = atol(argv[2]);
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if(argc > 3) nthread = atol(argv[3]);
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printf("\n[%s] Threads: %zu\n[%s] concurrency: %zu\n[%s] fibonacci(%li)\n",
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_name.c_str(), nthread, _name.c_str(), concurrency, _name.c_str(), nfib);
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auto threads = std::vector<std::thread>{};
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auto _sync = [_name, &threads]() {
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std::this_thread::yield();
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for(auto& itr : threads)
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itr.join();
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threads.clear();
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};
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threads.reserve(concurrency);
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for(size_t i = 0; i < nthread; ++i)
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{
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if(i > MAX_THREADS - 8)
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{
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printf("[%s] launching thread %zu (max: %d)...\n", _name.c_str(), i,
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MAX_THREADS);
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fflush(stdout);
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}
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threads.emplace_back(
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[](auto n) {
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auto t0 = std::chrono::steady_clock::now();
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n = fib(n);
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(void) n;
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auto diff = (std::chrono::steady_clock::now() - t0);
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static auto _mutex = std::mutex{};
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_mutex.lock();
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total_duration += diff;
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_mutex.unlock();
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},
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nfib);
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if(i % concurrency == (concurrency - 1)) _sync();
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}
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_sync();
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printf("[%s] ... completed with an average of %.3f msec per thread\n", _name.c_str(),
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std::chrono::duration_cast<std::chrono::milliseconds>(total_duration).count() *
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(1.0 / nthread));
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return 0;
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}
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