I have tested webshop and our custom code which refreshes the page every minute with v. 2021-11-24 and didn't notice anything wrong, lsof did not show any increase in open files.
I would like to know what BackgroundHALShouldPause does, and how to use it. While it's listed in the HAL Primitives report, it is not used in source code and it doesn't appear in the LMS HAL...