dont create hccl group in auto parallel strategy search

mindspore/ccsrc/parallel/auto_parallel/graph_costmodel.cc

@@ -1406,7 +1406,9 @@ Status CostGraph::InitSelectedStrategy() {
         int32_t next_index = reshape_info->next_operator_index();
         reshape_info->SetOutputLayout((*next_iter)->next_operator()->inputs_tensor_info()[next_index].tensor_layout());
       }
-      return reshape_info->Init(nullptr);
+      if (reshape_info->Init(nullptr) != SUCCESS) {
+        return FAILED;
+      }
     }
   }
   return SUCCESS;

mindspore/ccsrc/parallel/ops_info/reshape_info.cc

@@ -133,9 +133,13 @@ Status ReshapeInfo::GetParameterInput() {
 
 Status ReshapeInfo::ComputeReplaceOp() {
   RankList dev_list = global_device_list();
-  TensorRedistribution tensor_redistribution(true, true);
+  TensorRedistribution tensor_redistribution(!is_generating_costs_, true);
   if (tensor_redistribution.Init(input_layout_, output_layout_, dev_list) == FAILED) {
-    MS_LOG(ERROR) << name_ << ": tensor_redistribution init failed.";
+    if (is_generating_costs_) {
+      MS_LOG(DEBUG) << name_ << ": tensor_redistribution init failed.";
+    } else {
+      MS_LOG(ERROR) << name_ << ": tensor_redistribution init failed.";
+    }
     return FAILED;
   }
   MS_LOG(DEBUG) << name_ << ": input " << input_layout_.ToString();
@@ -143,7 +147,11 @@ Status ReshapeInfo::ComputeReplaceOp() {
   MS_LOG(DEBUG) << name_ << ": dev_list " << dev_list.size();
   RedistributionOpListPtr redistribution_oplist_ptr = tensor_redistribution.InferTensorRedistributionOperatorList();
   if (redistribution_oplist_ptr == nullptr) {
-    MS_LOG(ERROR) << name_ << "InferTensorRedistribution failed.";
+    if (is_generating_costs_) {
+      MS_LOG(DEBUG) << name_ << "InferTensorRedistribution failed.";
+    } else {
+      MS_LOG(ERROR) << name_ << "InferTensorRedistribution failed.";
+    }
     return FAILED;
   }
   replace_op_ = redistribution_oplist_ptr->first;
@@ -444,6 +452,7 @@ Status ReshapeInfo::GenerateStrategies(int32_t stage_id) {
 Status ReshapeInfo::GenetateStrategyCosts(const std::vector<std::shared_ptr<StrategyWithCost>> &pre_stra_costs,
                                           const std::vector<std::shared_ptr<StrategyWithCost>> &next_stra_costs,
                                           int32_t out_index, int32_t in_index, bool is_prev_param) {
+  is_generating_costs_ = true;
   for (auto pre_stra_cost : pre_stra_costs) {
     std::vector<TensorInfo> pre_out_tensor_infos;
     if (is_prev_param) {
@@ -488,6 +497,7 @@ Status ReshapeInfo::GenetateStrategyCosts(const std::vector<std::shared_ptr<Stra
       SetCostForReshape(reshape_stra);
     }
   }
+  is_generating_costs_ = false;
   if (strategy_cost_.empty()) {
     return FAILED;
   }

mindspore/ccsrc/parallel/ops_info/reshape_info.h

@@ -97,6 +97,7 @@ class ReshapeInfo : public OperatorInfo {
   TensorLayout output_layout_;
   bool input_layout_set_flag_;
   bool output_layout_set_flag_;
+  bool is_generating_costs_;
   std::string pre_operator_name_;
   std::string next_operator_name_;
 };