milvus/core/src/cache/GpuCacheMgr.h
2019-11-23 11:34:45 +08:00

50 lines
1.4 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 "CacheMgr.h"
#include "DataObj.h"
#include <memory>
#include <string>
#include <unordered_map>
namespace milvus {
namespace cache {
#ifdef MILVUS_GPU_VERSION
class GpuCacheMgr;
using GpuCacheMgrPtr = std::shared_ptr<GpuCacheMgr>;
class GpuCacheMgr : public CacheMgr<DataObjPtr> {
public:
GpuCacheMgr();
static GpuCacheMgr*
GetInstance(uint64_t gpu_id);
DataObjPtr
GetIndex(const std::string& key);
private:
static std::mutex mutex_;
static std::unordered_map<uint64_t, GpuCacheMgrPtr> instance_;
};
#endif
} // namespace cache
} // namespace milvus