Managed/Tizen.Runtime/Profiler.cs

   1 /*
   2  * Copyright (c) 2021 Samsung Electronics Co., Ltd All Rights Reserved
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the License);
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  * http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an AS IS BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16
  17 using System;
  18 using System.IO;
  19 using System.Runtime;
  20 using System.Threading.Tasks;
  21
  22 namespace Tizen.Runtime
  23 {
  24     public class Profiler
  25     {
  26         const string profilePath = "/home/owner/data/.__tizen_candidate_profile_data";
  27
  28         private static void stop()
  29         {
  30             Console.WriteLine("Stop profile and write collected data");
  31             ProfileOptimization.StartProfile(null);
  32         }
  33
  34         public static void StopProfileAfterDelay(int sec)
  35         {
  36             Console.WriteLine($"Stop profile after {sec} sec");
  37             Task.Delay(sec * 1000).ContinueWith(_ => stop());
  38         }
  39
  40         public static void SetCandidateProcessProfile()
  41         {
  42             try
  43             {
  44                 if (File.Exists(profilePath))
  45                 {
  46                     Environment.SetEnvironmentVariable("COMPlus_MultiCoreJitNoProfileGather", "1");
  47                     Environment.SetEnvironmentVariable("COMPlus_MultiCoreJitMinNumCpus", "1");
  48                     ProfileOptimization.SetProfileRoot("");
  49                     ProfileOptimization.StartProfile(profilePath);
  50                     Console.WriteLine("Completed loading of profile data to the candidate process");
  51                 }
  52             }
  53             catch (Exception e)
  54             {
  55                 Console.WriteLine(e.ToString());
  56             }
  57         }
  58     }
  59 }