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ATRUN(8) OpenBSD System Manager's Manual ATRUN(8)
atrun - run jobs queued for later execution
atrun [-l load_avg] [-d]
atrun runs jobs queued by at(1). Root's crontab(5) must contain the line:
*/10 * * * * root /usr/libexec/atrun
so that atrun(8) gets called every ten minutes.
At every invocation, every job in lowercase queues whose starting time
has passed is started. A maximum of one batch job (denoted by uppercase
queues) is started each time atrun is invoked.
The options are as follows:
Specifies a limiting load factor, over which batch jobs should
not be run, instead of the compiled-in value of 1.5.
-d Debug; print error messages to standard error instead of using
For atrun to work, you have to start up a cron(8) daemon.
/var/at/spool directory containing output spool files
/var/at/jobs directory containing job files
at(1), crontab(1), syslog(3), crontab(5), cron(8)
Thomas Koenig <email@example.com>.
The functionality of atrun should be merged into cron(8).
OpenBSD 3.0 April 12, 1995 1