Daemons are normally started from /etc/rc2.d and set their LUID using the su(C) command. Daemons like cron that must run specifically without an LUID should be run via sdd.
sdd is itself a daemon process, started from inittab (see init(M)). sd sends requests to sdd for other daemon processes to be started.
sdd only starts a process if an authorization check is successful.
The authority required for each daemon is specified by the file
This file contains entries for daemons, one per line, as follows:
where name is the command name passed as the first argument to sd, path is the full path name of the command that will be executed, and subsystem is the subsystem authorization that the invoking user is required to have. The special value ``'' for subsystem specifies that any user can issue that command.
cron:/etc/cron:cronIf the system cron daemon were to die for any reason, an administrator who had been granted the cron authorization could restart it by issuing the command: