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66 lines
1.3 KiB
Groff
66 lines
1.3 KiB
Groff
.\" $Id: atrun.man,v 1.1 1994/05/10 18:23:08 kernel Exp $
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.Dd April 12, 1995
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.Dt ATRUN 8
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.Os "FreeBSD 2.1"
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.Sh NAME
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.Nm atrun
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.Nd run jobs queued for later execution
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.Sh SYNOPSIS
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.Nm atrun
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.Op Fl l Ar load_avg
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.Op Fl d
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.Sh DESCRIPTION
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.Nm Atrun
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runs jobs queued by
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.Xr at 1 .
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Root's
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.Xr crontab 5
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file
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.Pa /etc/crontab
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has to contain the line
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.nf
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*/5 * * * * root _ATLIB_DIR/atrun
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.fi
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so
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.Xr atrun 8
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gets called every five minutes.
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.Pp
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At every invocation, every job in lowercase queues whose starting time
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has passed is started.
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A maximum of one batch jobs (denoted by uppercase queues) are started
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each time
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.Nm atrun
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is invoked.
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.Sh OPTIONS
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.Bl -tag -width indent
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.It Fl l Ar load_avg
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Specifies a limiting load factor, over which batch jobs should
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not be run, instead of the compiled \- in value of _LOADAVG_MX.
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.It Fl d
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Debug; print error messages to standard error instead of using
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.Xr syslog 3 .
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.El
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.Sh WARNINGS
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For
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.Nm atrun
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to work, you have to start up a
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.Xr cron 8
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daemon.
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.Sh FILES
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.Bl -tag -width _ATSPOOL_DIR -compact
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.It Pa _ATSPOOL_DIR
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Directory containing output spool files
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.It Pa _ATJOB_DIR
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Directory containing job files
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.El
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.Sh SEE ALSO
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.Xr cron 8 ,
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.Xr crontab 1 ,
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.Xr crontab 5 ,
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.Xr at 1 ,
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.Xr syslog 3 .
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.Sh BUGS
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The functionality of
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.Nm atrun
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should be merged into
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.Xr cron 8 .
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