probe::sunrpc.svc.register - Register an RPC service with the local portmapper

       If proto and port are both 0, then unregister a service.

       probe::sunrpc.svc.register - Register an RPC service with the local portmapper

tapset::rpc(3stap)

                                                                                             PROBE::SUNRPC.SVC()

       sunrpc.svc.register

prog
           the number of the program

       prot
           the IP protocol number

       progname
           the name of the program

       port
           the port number

       sv_name
           the service name