milvus/core/src/wrapper/KnowhereResource.cpp
yudong.cai 6b81dd55df #1536 move Config.cpp to config directory
Signed-off-by: yudong.cai <yudong.cai@zilliz.com>
2020-03-07 17:02:21 +08:00

95 lines
3.0 KiB
C++

// Copyright (C) 2019-2020 Zilliz. All rights reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance
// with the License. You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software distributed under the License
// is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
// or implied. See the License for the specific language governing permissions and limitations under the License.
#include "wrapper/KnowhereResource.h"
#ifdef MILVUS_GPU_VERSION
#include "knowhere/index/vector_index/helpers/FaissGpuResourceMgr.h"
#endif
#include "config/Config.h"
#include "faiss/FaissHook.h"
#include "scheduler/Utils.h"
#include "utils/Log.h"
#include <fiu-local.h>
#include <map>
#include <set>
#include <string>
#include <utility>
#include <vector>
namespace milvus {
namespace engine {
constexpr int64_t M_BYTE = 1024 * 1024;
Status
KnowhereResource::Initialize() {
server::Config& config = server::Config::GetInstance();
bool use_avx512 = true;
CONFIG_CHECK(config.GetEngineConfigUseAVX512(use_avx512));
faiss::faiss_use_avx512 = use_avx512;
std::string type = faiss::hook_init();
ENGINE_LOG_DEBUG << "FAISS hook " << type;
#ifdef MILVUS_GPU_VERSION
bool enable_gpu = false;
CONFIG_CHECK(config.GetGpuResourceConfigEnable(enable_gpu));
fiu_do_on("KnowhereResource.Initialize.disable_gpu", enable_gpu = false);
if (not enable_gpu)
return Status::OK();
struct GpuResourceSetting {
int64_t pinned_memory = 300 * M_BYTE;
int64_t temp_memory = 300 * M_BYTE;
int64_t resource_num = 2;
};
using GpuResourcesArray = std::map<int64_t, GpuResourceSetting>;
GpuResourcesArray gpu_resources;
// get build index gpu resource
std::vector<int64_t> build_index_gpus;
CONFIG_CHECK(config.GetGpuResourceConfigBuildIndexResources(build_index_gpus));
for (auto gpu_id : build_index_gpus) {
gpu_resources.insert(std::make_pair(gpu_id, GpuResourceSetting()));
}
// get search gpu resource
std::vector<int64_t> search_gpus;
CONFIG_CHECK(config.GetGpuResourceConfigSearchResources(search_gpus));
for (auto& gpu_id : search_gpus) {
gpu_resources.insert(std::make_pair(gpu_id, GpuResourceSetting()));
}
// init gpu resources
for (auto iter = gpu_resources.begin(); iter != gpu_resources.end(); ++iter) {
knowhere::FaissGpuResourceMgr::GetInstance().InitDevice(iter->first, iter->second.pinned_memory,
iter->second.temp_memory, iter->second.resource_num);
}
#endif
return Status::OK();
}
Status
KnowhereResource::Finalize() {
#ifdef MILVUS_GPU_VERSION
knowhere::FaissGpuResourceMgr::GetInstance().Free(); // free gpu resource.
#endif
return Status::OK();
}
} // namespace engine
} // namespace milvus