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1. Name

at [man page] - queue, examine or delete jobs for later execution

2. Synopsis

at     [-V] [-q queue] [-f file] [-mldbv] TIME
at -c job [job...]
atq [-V] [-q queue]
atrm [-V] job [job...]
batch

3. Frequently used options

-m      Send mail to the user when the job has
completed even if there was no output.
-f file Reads the job from file rather than standard input.
-l Is an alias for atq.

4. Examples

In this example the at command will run a job as specified in a commands.txt file in one minute time from now:

at now + 1 minute -f commands.txt 
at next minute -f commands.txt 

run job one minute from now
Run a job listed in a commands.txt file in 10 hours time from now:

at now + 10 hours -f commands.txt 

run job ten hours from now
Run a job listed in a commands.txt file on 27 September at 20:30:

at 2030 September 27 -f commands.txt 

run job on the specific date
Run a job listed in a commands.txt file on following Sunday at 7 AM:

at 7pm Sunday -f commands.txt 

run job on the specific day
Run a job listed in a commands.txt file next week:

at next week -f  commands.txt 

run job next week



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