mirror of
https://gitee.com/milvus-io/milvus.git
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95 lines
3.0 KiB
C++
95 lines
3.0 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 "wrapper/KnowhereResource.h"
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#ifdef MILVUS_GPU_VERSION
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#include "knowhere/index/vector_index/helpers/FaissGpuResourceMgr.h"
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#endif
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#include "config/Config.h"
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#include "faiss/FaissHook.h"
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#include "scheduler/Utils.h"
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#include "utils/Log.h"
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#include <fiu-local.h>
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#include <map>
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#include <set>
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#include <string>
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#include <utility>
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#include <vector>
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namespace milvus {
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namespace engine {
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constexpr int64_t M_BYTE = 1024 * 1024;
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Status
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KnowhereResource::Initialize() {
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server::Config& config = server::Config::GetInstance();
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bool use_avx512 = true;
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CONFIG_CHECK(config.GetEngineConfigUseAVX512(use_avx512));
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faiss::faiss_use_avx512 = use_avx512;
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std::string type = faiss::hook_init();
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ENGINE_LOG_DEBUG << "FAISS hook " << type;
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#ifdef MILVUS_GPU_VERSION
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bool enable_gpu = false;
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CONFIG_CHECK(config.GetGpuResourceConfigEnable(enable_gpu));
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fiu_do_on("KnowhereResource.Initialize.disable_gpu", enable_gpu = false);
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if (not enable_gpu)
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return Status::OK();
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struct GpuResourceSetting {
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int64_t pinned_memory = 300 * M_BYTE;
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int64_t temp_memory = 300 * M_BYTE;
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int64_t resource_num = 2;
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};
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using GpuResourcesArray = std::map<int64_t, GpuResourceSetting>;
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GpuResourcesArray gpu_resources;
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// get build index gpu resource
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std::vector<int64_t> build_index_gpus;
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CONFIG_CHECK(config.GetGpuResourceConfigBuildIndexResources(build_index_gpus));
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for (auto gpu_id : build_index_gpus) {
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gpu_resources.insert(std::make_pair(gpu_id, GpuResourceSetting()));
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}
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// get search gpu resource
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std::vector<int64_t> search_gpus;
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CONFIG_CHECK(config.GetGpuResourceConfigSearchResources(search_gpus));
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for (auto& gpu_id : search_gpus) {
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gpu_resources.insert(std::make_pair(gpu_id, GpuResourceSetting()));
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}
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// init gpu resources
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for (auto iter = gpu_resources.begin(); iter != gpu_resources.end(); ++iter) {
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knowhere::FaissGpuResourceMgr::GetInstance().InitDevice(iter->first, iter->second.pinned_memory,
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iter->second.temp_memory, iter->second.resource_num);
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}
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#endif
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return Status::OK();
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}
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Status
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KnowhereResource::Finalize() {
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#ifdef MILVUS_GPU_VERSION
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knowhere::FaissGpuResourceMgr::GetInstance().Free(); // free gpu resource.
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#endif
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return Status::OK();
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}
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} // namespace engine
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} // namespace milvus
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