CompTIA Linux+ Portable Command Guide: All the commands for the CompTIA XK0-004 exam in one compact, portable resource, 2nd Edition

Chapter 12. Given a scenario, automate and schedule jobs

This chapter provides information and commands concerning the following topics:

• Manage cron and at jobs

• cron

• at

• crontab

• fg

• bg

• &

• kill

• Ctrl-c

• Ctrl-z

• nohup

cron

The cron service allows you to schedule processes to run at specific times. The service makes use of the crond daemon, which checks every minute to see what processes should be executed. This section describes how to use this service and how to use the at command.

at

The at command is used to schedule one or more commands to be executed at one specific time in the future. The syntax for the command is at time, where time indicates when you want to execute a command. For example, the following command will allow you to schedule ...