89 lignes
2.9 KiB
C++
89 lignes
2.9 KiB
C++
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// MIT License
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//
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// Copyright (c) 2020, The Regents of the University of California,
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// through Lawrence Berkeley National Laboratory (subject to receipt of any
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// required approvals from the U.S. Dept. of Energy). 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 "library/components/rcclp.hpp"
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#include "library/components/category_region.hpp"
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#include "library/components/fwd.hpp"
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#include "library/defines.hpp"
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#include "library/timemory.hpp"
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#include <timemory/timemory.hpp>
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#if OMNITRACE_HIP_VERSION == 0 || OMNITRACE_HIP_VERSION >= 50200
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# include <rccl/rccl.h>
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#else
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# include <rccl.h>
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#endif
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#include <dlfcn.h>
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#include <limits>
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#include <memory>
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#include <set>
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#include <unordered_map>
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static uint64_t global_id = std::numeric_limits<uint64_t>::max();
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static void* librccl_handle = nullptr;
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namespace omnitrace
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{
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namespace rcclp
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{
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void
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configure()
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{
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comp::rccl_data_tracker_t::label() = "rccl_comm_data";
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comp::rccl_data_tracker_t::description() = "Tracks RCCL communication data";
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}
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void
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setup()
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{
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configure();
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// make sure the symbols are loaded to be wrapped
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auto libpath = tim::get_env<std::string>("OMNITRACE_RCCL_LIBRARY", "librccl.so");
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librccl_handle = dlopen(libpath.c_str(), RTLD_NOW | RTLD_GLOBAL);
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if(!librccl_handle) fprintf(stderr, "%s\n", dlerror());
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dlerror(); // Clear any existing error
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auto _data = tim::get_env("OMNITRACE_RCCLP_COMM_DATA", true);
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if(_data)
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comp::rccl_toolset_t::get_initializer() = [](comp::rccl_toolset_t& cb) {
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cb.initialize<comp::rccl_comm_data>();
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};
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comp::configure_rcclp();
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global_id = comp::activate_rcclp();
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if(librccl_handle) dlclose(librccl_handle);
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}
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void
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shutdown()
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{
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if(global_id < std::numeric_limits<uint64_t>::max())
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comp::deactivate_rcclp(global_id);
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}
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} // namespace rcclp
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} // namespace omnitrace
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