milvus/core/src/scheduler/optimizer/FaissIVFSQ8HPass.cpp
Jin Hai 04ab48f25d
Merge pull request #496 from yhmo/0.6.0
#485 Increase code coverage rate
2019-11-23 14:46:37 +08:00

72 lines
2.5 KiB
C++

// Licensed to the Apache Software Foundation (ASF) under one
// or more contributor license agreements. See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership. The ASF licenses this file
// to you 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 "scheduler/optimizer/FaissIVFSQ8HPass.h"
#include "cache/GpuCacheMgr.h"
#include "scheduler/SchedInst.h"
#include "scheduler/Utils.h"
#include "scheduler/task/SearchTask.h"
#include "scheduler/tasklabel/SpecResLabel.h"
#include "server/Config.h"
#include "utils/Log.h"
namespace milvus {
namespace scheduler {
void
FaissIVFSQ8HPass::Init() {
#ifdef MILVUS_GPU_VERSION
server::Config& config = server::Config::GetInstance();
Status s = config.GetEngineConfigGpuSearchThreshold(threshold_);
if (!s.ok()) {
threshold_ = std::numeric_limits<int64_t>::max();
}
s = config.GetGpuResourceConfigSearchResources(gpus);
#endif
}
bool
FaissIVFSQ8HPass::Run(const TaskPtr& task) {
if (task->Type() != TaskType::SearchTask) {
return false;
}
auto search_task = std::static_pointer_cast<XSearchTask>(task);
if (search_task->file_->engine_type_ != (int)engine::EngineType::FAISS_IVFSQ8H) {
return false;
}
auto search_job = std::static_pointer_cast<SearchJob>(search_task->job_.lock());
ResourcePtr res_ptr;
if (search_job->nq() < threshold_) {
SERVER_LOG_DEBUG << "FaissIVFSQ8HPass: nq < gpu_search_threshold, specify cpu to search!";
res_ptr = ResMgrInst::GetInstance()->GetResource("cpu");
} else {
auto best_device_id = count_ % gpus.size();
SERVER_LOG_DEBUG << "FaissIVFSQ8HPass: nq > gpu_search_threshold, specify gpu" << best_device_id
<< " to search!";
count_++;
res_ptr = ResMgrInst::GetInstance()->GetResource(ResourceType::GPU, best_device_id);
}
auto label = std::make_shared<SpecResLabel>(res_ptr);
task->label() = label;
return true;
}
} // namespace scheduler
} // namespace milvus