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Mastering Ubuntu Server by Jay LaCroix

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Chapter 6. Controlling and Monitoring Processes

On a typical Linux server, there can be over a hundred processes running at any given time. The purposes of these processes ranges from system services such as Apache, Network Time Protocol (NTP), and others, to processes that serve information to others, such as the Apache web server. As an administrator of Ubuntu servers, you will need to be able to manage these processes, as well as manage the resources available to them. In this chapter, we'll take a look at process management, including the ps command, managing job control commands, and more. As we work through these concepts, we will cover:

  • Showing running processes with the ps command
  • Managing jobs
  • Killing misbehaving processes
  • Utilizing htop ...

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