Simulator on Xcode 10 became terribly slow

Question

Everything worked perfect on Xcode 9. But after updating to Xcode 10, Simulator started to get huge lags. Super simple animation is working on 2 fps and whole Mac OS is super sl

Answer 1

I had troubles when switching from landscape to portrait. views would just not move.

The only work around I found was Command + Arrow up. This simulates a volume up press, but also refreshes the display after the rotation