Delayed job execution and batch processing - seconds precision edition
At and batch read shell commands from standard input
storing them as a job to be scheduled for execution in the
future.
.
Use
at to run the job at a specified time
batch to run the job when system load levels permit
.
Improvements
* Seconds you specify by `-t' option will be honored
* Job executed with the current SHELL
* Add `X-Atd-Job' header in report Email
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