Memory calculation takes more than 10 minutes for my almost empty map (slightly over 10% of limit)

Please select what you are reporting on:

Unreal Editor for Fortnite

What Type of Bug are you experiencing?

Publishing

Summary

Cooking and uploading takes a lot of time but memory calculation should not take so long for my mostly empty driving map

Steps to Reproduce

Build landscape covering approx 60% of standard ocean body
Launch memory calc

Expected Result

Map should cook upload and calc memory quickly

Observed Result

Memory calc takes 11 min

Platform(s)

PC, PS5