Recently my Exchange 2k box stopped playing, and messages in the event log said that the database has reached it's max size of 16G+, and I must offline defrag. I have done that, and the store mounted ...
I have a machine with a 256GB SSD in it (238GB usable) running Windows 10 Pro, and it's reporting 190GB used. This means I have 145GB of disk space that is being used, and no clue at all where it went ...