AT(1) General Commands Manual AT(1) at, batch, atq, atrm - at [-V] [-q queue] [-f file] [-u username] [-mMlv] timespec ... at [-V] [-q queue] [-f file] [-u username] [-mMkv] [-t time] at -c job [...] at [-V] -l [-o timeformat] [job ...] atq [-V] [-q queue] [-o timeformat] [job ...] at [-rd] job [...] atrm [-V] job [...] batch at -b at batch /bin/sh. at . atq . ( ) : . atrm . batch 0.8 atd. At POSIX.2. HH:MM . ( .) midnight, noon, teatime (4 ) AM PM . month-name day year, MMDD[CC]YY, MM/DD/[CC]YY, DD.MM.[CC]YY [CC]YY-MM-DD. . now + count time-units, minutes, hours, days, weeks at today tomorrow. 4 at 4pm + 3 days, 10:00 31 at 10am Jul 31 1 at 1am tomorrow. . 8 at 6pm today, 8:05 . /usr/share/doc/at/timespec. at batch -f . ( BASH_VERSINFO, DISPLAY, EUID, GROUPS, SHELLOPTS, TERM, UID, _) umask . at setuid ( LD_LIBRARY_PATH LD_PRELOAD) . . . at - batch - su(1) . . /usr/bin/sendmail. at su(1) . . at /etc/at.allow /etc/at.deny. at.allow(5) . -V . -q . a z A Z. a at b batch. . "=" . batch . batch . atq . -m . -M . -u _ _ . -f . -t [[CC]YY]MMDDhhmm[.ss] -l atq. -r atrm. -d atrm. -b batch. -v . "Thu Feb 20 14:50:00 1997". -c . -o strftime /var/spool/atd /var/spool/atd /proc/loadavg /var/run/utmp /etc/at.allow /etc/at.deny at.allow(5) at.deny(5) atd(8) cron(1) nice(1) sh(1) umask(2). batch proc /proc. /var/run/utmp at LOGNAME. . At batch . nqs. At. 3 . . : . 14 2009 AT(1)