at now + 3 minutes
echo test > /tmp/test
Strg+d

at 03:14 utc 19.01.2038
echo 32 bit time_t overflow
echo goodbye and thanks for all the fish
shutdown -h now
Strg+d

¹⁾

echo 'rm -f /tmp/nutzer.lock' | at now + 5 hours

atq

oder

at -l

at -c 1

atrm 1

• man 1 at