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Document the fact that at(1) is run through cron(8) and that this affects

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the granularity of the at queue runs.

Submitted by:	mux
This commit is contained in:
Jeroen Ruigrok van der Werven 2002-05-04 15:33:12 +00:00
parent 8490a39acd
commit cdb886795d
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=96032
1 changed files with 14 additions and 0 deletions
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usr.bin/at/at.man
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@ -186,6 +186,20 @@ to use
If neither exists, only the superuser is allowed use of
.Nm Ns .
This is the default configuration.
.Sh IMPLEMENTATION NOTES
Note that
.Nm
is implemented through the
.Xr cron 8
daemon by calling
.Xr atrun 8
every five minutes.
This implies that the granularity of
.Nm
might not be optimal for every deployment.
If a finer granularity is needed the system crontab at
.Pa /etc/crontab
needs to be changed.
.Sh OPTIONS
.Bl -tag -width indent
.It Fl q Ar queue