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graphengine/ge/common/helper/model_cache_helper.h

124 lines
5.2 KiB

/**
* Copyright 2019-2020 Huawei Technologies Co., Ltd
*
* 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.
*/
#ifndef GE_COMMON_HELPER_MODEL_CACHE_HELPER_H_
#define GE_COMMON_HELPER_MODEL_CACHE_HELPER_H_
#include <nlohmann/json.hpp>
#include <set>
#include <string>
#include "ge/ge_api_error_codes.h"
#include "graph/compute_graph.h"
#include "graph/manager/graph_var_manager.h"
#include "model/ge_model.h"
namespace ge {
using Json = nlohmann::json;
struct CacheInfo {
size_t node_num;
size_t edge_num;
size_t graph_hash;
map<std::string, size_t> nodes_hash;
CacheInfo() : node_num(0), edge_num(0), graph_hash(0) {}
};
class ModelCacheHelper {
public:
ModelCacheHelper(uint64_t session_id, uint32_t graph_id, ComputeGraphPtr &compute_graph);
~ModelCacheHelper();
Status SaveCacheInfoToCache () const;
Status SaveVarManagerToCache(bool before_build) const;
Status SaveOmModelToCache(const GeModelPtr &ge_model) const;
bool IsModelCacheHit() const;
Status RecoverVarManagerFromCache() const;
Status LoadOmModelFromCache(GeModelPtr &ge_model) const;
Status RefreshComputeGraph(const ComputeGraphPtr &compute_graph);
Status ClearCache(uint32_t graph_id) const;
private:
Status GetComputeGraphHash(size_t &hash) const;
Status GetNodesHash(map<std::string, size_t> &hash_map) const;
Status GetCacheInfo(CacheInfo &cache_info) const;
Status RecoverMemResource(const Json &json) const;
Status RecoverAllocatedGraphId(const Json &json) const;
Status RecoverChangedGraphId(const Json &json) const;
Status RecoverVarAddrAndTensorDesc(const Json &json) const;
Status RecoverBroadcastInfo(const Json &json) const;
Status RecoverTransRoads(const Json &json) const;
static Status GetNodesNeedRecompile(ComputeGraphPtr &graph, vector<NodePtr> &nodes);
static Status RecompileNodes(GeModelPtr &ge_model);
bool IsNodeHashSameAsCache(const map<std::string, size_t> &hash_map) const;
bool IsMemResourceSameAsCache(Json &json) const;
bool IsChangedGraphIdSameAsCache(Json &json) const;
bool IsAllocatedGraphIdSameAsCache(Json &json) const;
bool IsCurVarTensorDescSameAsCache(Json &json) const;
bool IsVarAddrMgrMapSameAsCache(Json &json) const;
bool IsBroadcastInfoSameAsCache(Json &json) const;
bool IsTransRoadsSameAsCache(Json &json) const;
bool IsVarManagerSameAsCache(Json &json) const;
bool IsVarManagerParamSameAsCache(Json &json) const;
Status SaveJsonToFile(const string &file_name, const Json &json) const;
Status LoadJsonFromFile(const string &file_name, Json &json) const;
Status GetNodesHashMapJson(Json &json) const;
Status GetMemResourceMap(Json &json) const;
Status GetVarAddrMgrMapJson(Json &json) const;
Status GetCurVarTensorDescMapJson(Json &json) const;
Status GetTransRoadsJson(Json &json) const;
Status GetChangedGraphIdJson(Json &json) const;
Status GetAllocatedGraphIdJson(Json &json) const;
Status GetBroadcastInfoJson(Json &json) const;
Status GetVarResourceJson(Json &json) const;
Status GetVarManagerJson(Json &json) const;
static Status TensorDescToJson(const GeTensorDesc &ge_tensor_desc, Json &json);
static Status JsonToTensorDesc(const Json &json, GeTensorDesc &ge_tensor_desc);
static Status ParseMemResourceFromJson(const Json &json, map<rtMemType_t, int64_t> &mem_resource);
static Status ParseVarAddrMgrMapFromJson(const Json &json,
std::vector<std::pair<std::string, VarAddrMgr>> &var_addr_mgr_vector,
std::set<uint64_t> &var_offset_set);
static Status ParseCurVarTensorDescMapFromJson(
const Json &json, std::unordered_map<std::string, ge::GeTensorDesc> &cur_var_tensor_desc_map);
static Status ParseTransRoadsFromJson(const Json &json,
std::unordered_map<std::string, std::vector<TransNodeInfo>> &trans_roads);
static Status ParseChangedGraphIdFromJson(const Json &json,
std::map<std::string, uint32_t> &changed_graph_id);
static Status ParseAllocatedGraphIdFromJson(const Json &json,
std::map<std::string, uint32_t> &allocated_graph_id);
static Status ParseBroadcastInfoFromJson(const Json &json,
std::unordered_map<std::string, VarBroadCastInfo> &var_broadcast_info);
static Status GetVarNameFromVarKey(const string &var_key, const GeTensorDesc &tensor_desc, string &var_name);
uint64_t session_id_;
uint32_t graph_id_;
string cache_path_;
ComputeGraphPtr compute_graph_;
std::set<string> var_names_;
bool is_cache_path_valid_for_output;
static map<uint32_t, uint32_t> graph_id_run_times_;
};
using ModelCacheHelperPtr = std::shared_ptr<ModelCacheHelper>;
} // namespace ge
#endif // GE_COMMON_HELPER_MODEL_CACHE_HELPER_H_