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72 lines
2.4 KiB
C++
72 lines
2.4 KiB
C++
// Copyright (C) 2019-2020 Zilliz. All rights reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance
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// with the License. You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software distributed under the License
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// is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
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// or implied. See the License for the specific language governing permissions and limitations under the License.
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#include "server/init/CpuChecker.h"
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#include <iostream>
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#include <string>
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#include <vector>
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#include <fiu-local.h>
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#include "faiss/FaissHook.h"
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#include "faiss/utils/instruction_set.h"
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#include "utils/Log.h"
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#include "utils/StringHelpFunctions.h"
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namespace milvus {
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namespace server {
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Status
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CpuChecker::CheckCpuInstructionSet() {
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std::vector<std::string> instruction_sets;
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bool support_avx512 = faiss::support_avx512();
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fiu_do_on("CpuChecker.CheckCpuInstructionSet.not_support_avx512", support_avx512 = false);
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if (support_avx512) {
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instruction_sets.emplace_back("avx512");
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}
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bool support_axv2 = faiss::support_avx2();
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fiu_do_on("CpuChecker.CheckCpuInstructionSet.not_support_avx2", support_axv2 = false);
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if (support_axv2) {
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instruction_sets.emplace_back("avx2");
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}
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bool support_sse4_2 = faiss::support_sse();
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fiu_do_on("CpuChecker.CheckCpuInstructionSet.not_support_sse4_2", support_sse4_2 = false);
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if (support_sse4_2) {
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instruction_sets.emplace_back("sse4_2");
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}
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fiu_do_on("CpuChecker.CheckCpuInstructionSet.instruction_sets_empty", instruction_sets.clear());
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if (instruction_sets.empty()) {
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std::string msg =
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"CPU instruction sets are not supported. Ensure the CPU supports at least one of the following instruction "
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"sets: sse4_2, avx2, avx512";
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LOG_SERVER_FATAL_ << msg;
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std::cerr << msg << std::endl;
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return Status(SERVER_UNEXPECTED_ERROR, msg);
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}
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std::string instruction_sets_msg;
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StringHelpFunctions::MergeStringWithDelimeter(instruction_sets, ", ", instruction_sets_msg);
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std::string msg = "Supported CPU instruction sets: " + instruction_sets_msg;
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LOG_SERVER_INFO_ << msg;
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LOG_ENGINE_DEBUG_ << msg;
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std::cout << msg << std::endl;
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return Status::OK();
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}
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} // namespace server
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} // namespace milvus
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