I thought you might be interested in looking at Performance is bad again, BIS enable us to help you.
https://forums.bohemia.net/forums/topic/175471-performance-is-bad-again-bis-enable-us-to-help-you/?do=findComment&comment=2757930
× Pasted as rich text. Restore formatting
Only 75 emoji are allowed.
× Your link has been automatically embedded. Display as a link instead
× Your previous content has been restored. Clear editor
× You cannot paste images directly. Upload or insert images from URL.