at
CautionOne-off scheduled jobs
echo '<cmd>' | at 02:00
Runs a command once at a given time (cron's one-shot sibling). atq lists, atrm cancels.
Examples
echo 'systemctl restart app' | at 03:00Schedule a 3 a.m. restart
Syntax
at <time> / atq / atrm <job>
Before you run it
Verify queued jobs with atq.
The same reference, with no signal at all
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