Performance drop 15-20% after World Update 3 (1.13.16.0)

[CopperNu]

@MikePapa4008

Same here. Suddenly dropping from 40fps to 13fps with no apparent reason.

I have always been GPU limited, but when it drops to 13fps I am limited by main thread.

This sounds more like the following issue if your sim recovers from this state after a minute or so:

Intermittent Performance Spikes, high time in Manipulators

I’m seeing random performance spikes, where FPS will drop from 50 to around 10. Manipulators and MainThread will show 80+ms. This will continue for around 10-30 seconds, then FPS suddenly improves. This isn’t always back to full speed, there seems to be an intermediate state (for me it was 25-30 FPS). It will sometimes jump between the 3 states a few times (10-30 seconds each) until finally getting back to normal speed. The switch between these states is sudden and obvious, both in the…