This happend due to a huge transaction log, so I shrinked the log file on PR, and then took a full backup of db and then restored. This gave some...

Thank you Gurus

I shrinked the PR databse , took a full backup then restored it on Secondary server. This gave space to breathe.

Thank you again

this is a secondary server, databses are in stanby/read-only mode, how can we shrink.

yes, I have approval to drop the database. What should be done before droping a database.