UICollectionView performance - _updateVisibleCellsNow

Question

I\'m working on a custom UICollectionViewLayout that displays cells organized by day/week/month.

It is not scrolling smooth, and it looks like the lag i

Answer 1

In few cases it is due to Auto-layout in UICollectionViewCell. Turn it off (if you can live without it) and scrolling will become butter smooth :) It's an iOS issue, which they havnt resolved from ages.