krb5kdc: invalid option -- '-'
usage: krb5kdc [-x db_args]* [-d dbpathname] [-r dbrealmname]
[-T time_offset] [-m] [-k masterenctype]
[-M masterkeyname] [-p port] [-P pid_file]
[-n] [-w numworkers] [/]
where,
[-x db_args]* - Any number of database specific arguments.
Look at each database module documentation for supported arguments
Examples (1) from the manual page, untested
krb5kdc -p 2001 -r REALM1 -p 2002 -r REALM2 -r REALM3
For example:
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