I am experiencing the same issue but neither disabling the Studio Telemetry Plugin nor setting r.rhithread.enable 0 fixes the issue:
I am still getting this ugly saw FPS graph that causes stutters
What’s really weird is that it sometimes goes away and comes back on its own, without anything whatsoever changing in the level or assets.
According to the insights, it’s UTexture:::ForceRebuildPlatformData, but I can’t figure out what calls it or why. It happens every 0.5 roughly…
All that google tells me is that this function exists, that’s about it:
So I have no clue how to solve this 