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C++ System Programming Cookbook

You're reading from   C++ System Programming Cookbook Practical recipes for Linux system-level programming using the latest C++ features

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Product type Paperback
Published in Feb 2020
Publisher Packt
ISBN-13 9781838646554
Length 292 pages
Edition 1st Edition
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Author (1):
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Onorato Vaticone Onorato Vaticone
Author Profile Icon Onorato Vaticone
Onorato Vaticone
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Toc

Table of Contents (13) Chapters Close

Preface 1. Getting Started with System Programming 2. Revisiting C++ FREE CHAPTER 3. Dealing with Processes and Threads 4. Deep Dive into Memory Management 5. Using Mutexes, Semaphores, and Condition Variables 6. Pipes, First-In First-Out (FIFO), Message Queues, and Shared Memory 7. Network Programming 8. Dealing with Console I/O and Files 9. Dealing with Time Interfaces 10. Managing Signals 11. Scheduling 12. Other Books You May Enjoy

Learning to set and get a scheduler policy

In a system programming context, there are cases where some processes must be handled differently than others. By differently, we mean the different ways a process gets a processor time or a different priority. A system programmer must be aware of this and learn how to interact with the scheduler's API. This recipe will show you how to change the policy of a process to meet different scheduling requirements.

How to do it...

This recipe will show you how to get and set the policy of a process alongside the limits that can be assigned to it. Let's get started:

  1. On a shell, let's open a new source file called schedParameters.cpp. We need to check what the current (default...
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