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52 lines
1.4 KiB
C++
52 lines
1.4 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 <memory>
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#include <mutex>
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#include <string>
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#include <unordered_map>
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#include <utility>
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#include "cache/CacheMgr.h"
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#include "cache/DataObj.h"
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#include "value/config/ConfigMgr.h"
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namespace milvus {
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namespace cache {
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#ifdef MILVUS_GPU_VERSION
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class GpuCacheMgr;
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using GpuCacheMgrPtr = std::shared_ptr<GpuCacheMgr>;
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using MutexPtr = std::shared_ptr<std::mutex>;
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class GpuCacheMgr : public CacheMgr<DataObjPtr>, public ConfigObserver {
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public:
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explicit GpuCacheMgr(int64_t gpu_id);
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~GpuCacheMgr();
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static GpuCacheMgrPtr
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GetInstance(int64_t gpu_id);
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public:
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void
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ConfigUpdate(const std::string& name) override;
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private:
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int64_t gpu_id_;
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static std::mutex global_mutex_;
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static std::unordered_map<int64_t, GpuCacheMgrPtr> instance_;
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};
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#endif
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} // namespace cache
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} // namespace milvus
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