Chapter 9. Administration Calls
In this chapter, we will cover:
- Gathering information about processes
- Killing processes and send or respond to signals
- Sending messages to user terminals
- Gathering system information
- Using /proc for gathering information
- Scheduling with cron
- Writing and reading the MySQL database from Bash
- User administration script
- Bulk image resizing and format conversion
- Taking screenshots from the terminal
- Managing multiple terminals from one
Introduction
A GNU/Linux ecosystem consists of running programs, services, connected devices, filesystems, users, and a lot more. Having an overview of the entire system and managing the OS as a whole is the primary purpose of system administration. One should be armed with enough knowledge of commonly-used ...
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