GS2020_Logs_primary.mdf
has grown to over 200GB in size. Please explain what uses the Primary log and what we need to do to shrink it in size.

You are currently working on UAT
GS2020_Logs_primary.mdf
has grown to over 200GB in size. Please explain what uses the Primary log and what we need to do to shrink it in size.

Hi Jonathan Chan , There can be many reasons for large log files. Many of those reasons are not directly related to GroupShare.
What I do recommend you is to check with the DB administrator about this size increase and also have a look and adjust the logging level for the database as mentioned in the next article and :
https://gateway.sdl.com/communityknowledge?articleName=000009161
I hope this is helpful.
Alex J.