-r

Removes the database temporary files and synchronizes the database. This cleans up the database environment to prepare for an upgrade, downgrade, or migration. 

-R

Removes the database temporary files without synchronizing the database. This is used if the -r option fails because of a corrupted database. This forces removal of temporary files.

-t

Checks the status of stored. The return code of this command indicates the status. To print the status, enter:

stored -t -v

-v

Verbose output.