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Oracle Solaris Administration: Common Tasks     Oracle Solaris 11 Information Library
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Document Information

About This Book

1.  Locating Information About Oracle Solaris Commands

2.  Managing User Accounts and Groups (Overview)

3.  Managing User Accounts and Groups (Tasks)

4.  Booting and Shutting Down an Oracle Solaris System

5.  Working With Oracle Configuration Manager

6.  Managing Services (Overview)

7.  Managing Services (Tasks)

8.  Using the Fault Manager

9.  Managing System Information (Tasks)

10.  Managing System Processes (Tasks)

11.  Monitoring System Performance (Tasks)

12.  Managing Software Packages (Tasks)

13.  Managing Disk Use (Tasks)

14.  Scheduling System Tasks (Tasks)

Creating and Editing crontab Files (Task Map)

Ways to Automatically Execute System Tasks

For Scheduling Repetitive Jobs: crontab

For Scheduling a Single Job: at

Scheduling a Repetitive System Task (cron)

Inside a crontab File

How the cron Daemon Handles Scheduling

Syntax of crontab File Entries

Creating and Editing crontab Files

How to Create or Edit a crontab File

How to Verify That a crontab File Exists

Displaying crontab Files

How to Display a crontab File

Removing crontab Files

How to Remove a crontab File

Controlling Access to the crontab Command

How to Deny crontab Command Access

How to Limit crontab Command Access to Specified Users

How to Verify Limited crontab Command Access

Using the at Command (Task Map)

Scheduling a Single System Task (at)

Description of the at Command

Controlling Access to the at Command

How to Create an at Job

How to Display the at Queue

How to Verify an at Job

How to Display at Jobs

How to Remove at Jobs

How to Deny Access to the at Command

How to Verify That at Command Access Is Denied

15.  Setting Up and Administering Printers by Using CUPS (Tasks)

16.  Managing the System Console, Terminal Devices, and Power Services (Tasks)

17.  Managing System Crash Information (Tasks)

18.  Managing Core Files (Tasks)

19.  Troubleshooting System and Software Problems (Tasks)

20.  Troubleshooting Miscellaneous System and Software Problems (Tasks)


Chapter 14

Scheduling System Tasks (Tasks)

This chapter describes how to schedule routine or single (one-time) system tasks by using the crontab and at commands.

This chapter also explains how to control access to these commands by using the following files:

This is a list of the information that is in this chapter: