============================================ 2017/5/31 追記 Visual Studio 2017 version 15.2 (26430.12) で対応されたようです。 >Fixed a performance dedgration sometimes occuring in Xamairn Android apps. Visual Studio 2017 Release Notes ============================================ ============================================ 2017/5/25 追記 Mac、VS 2015 は対応されたようです。 Stable Release: 15.2.2 Servicing Release | Xamarin