Declare StrictMode to detect performance issue

App.kt

class App: Application {
  override fun onCreate() {
    super.onCreate()
    StrictMode.setThreadPolicy(StrictMode.ThreadPolicy.Builder()
          .detectDiskReads()
          .detectDiskWrites()
          .detectNetwork()
          .penaltyDeath()
          .penaltyLog()
          .build())
  }
}