Check dump absolute path

mindspore/ccsrc/debug/data_dump/dump_json_parser.cc

@@ -218,6 +218,9 @@ void DumpJsonParser::ParseDumpPath(const nlohmann::json &content) {
   if (path_.empty()) {
     MS_LOG(EXCEPTION) << "Dump path is empty";
   }
+  if (path_[0] != '/') {
+    MS_LOG(EXCEPTION) << "Dump path only support absolute path and should start with '/'";
+  }
 }
 
 void DumpJsonParser::ParseNetName(const nlohmann::json &content) {

mindspore/ccsrc/runtime/device/ascend/dump/data_dumper.cc

@@ -138,10 +138,11 @@ void DataDumper::SetOpMappingInfo(NotNull<aicpu::dump::OpMappingInfo *> dump_inf
     MS_LOG(EXCEPTION) << "Dump path invalid";
   }
   auto device_id = context_ptr->get_param<uint32_t>(MS_CTX_DEVICE_ID);
-  dump_info->set_dump_path("/" + dump_path + "_" + std::to_string(device_id) + "/");
+  dump_info->set_dump_path("/" + dump_path + "/device_" + std::to_string(device_id) + "/");
   MS_LOG(INFO) << "[DataDump] dump_path:" << dump_path;
 
-  dump_info->set_model_name(DumpJsonParser::GetInstance().net_name() + "_" + std::to_string(kernel_graph_->graph_id()));
+  dump_info->set_model_name(DumpJsonParser::GetInstance().net_name() + "_graph_" +
+                            std::to_string(kernel_graph_->graph_id()));
   dump_info->set_dump_step(std::to_string(DumpJsonParser::GetInstance().iteration()));
   dump_info->set_model_id(kernel_graph_->graph_id());
   dump_info->set_flag(kAicpuLoadFlag);