MSIR.0890 (type) request (reqnum) made by (usernum)
This informational message indicates that a $Funload or FastUnload/FastUnloadTask request was made. The 'type' is either Synchronous or Asynchronous. The 'reqnum' is simply a serial request number given to a request to facilitate finding its completion in the journal. The 'usernum' is, of course, the user number of the user that made the request.