Search icon CANCEL
Subscription
0
Cart icon
Your Cart (0 item)
Close icon
You have no products in your basket yet
Arrow left icon
Explore Products
Best Sellers
New Releases
Books
Videos
Audiobooks
Learning Hub
Free Learning
Arrow right icon
Arrow up icon
GO TO TOP
Oracle Linux Cookbook

You're reading from   Oracle Linux Cookbook Embrace Oracle Linux and master Linux Server Management

Arrow left icon
Product type Paperback
Published in Jan 2024
Publisher Packt
ISBN-13 9781803249285
Length 548 pages
Edition 1st Edition
Languages
Tools
Arrow right icon
Authors (3):
Arrow left icon
Erik Benner Erik Benner
Author Profile Icon Erik Benner
Erik Benner
Mr. Jonathan Spindel Mr. Jonathan Spindel
Author Profile Icon Mr. Jonathan Spindel
Mr. Jonathan Spindel
Erik B. Thomsen Erik B. Thomsen
Author Profile Icon Erik B. Thomsen
Erik B. Thomsen
Arrow right icon
View More author details
Toc

Table of Contents (16) Chapters Close

Preface 1. Chapter 1: Oracle Linux 8 – Get It? Got It? Good! 2. Chapter 2: Installing with and without Automation Magic FREE CHAPTER 3. Chapter 3: Exploring the Various Boot Options and Kernels in Oracle Linux 4. Chapter 4: Creating and Managing Single-Instance Filesystems 5. Chapter 5: Software Management with DNF 6. Chapter 6: Eliminating All the SPOFs! An Exercise in Redundancy 7. Chapter 7: Oracle Linux 8 – Patching Doesn’t Have to Mean Rebooting 8. Chapter 8: DevOps Automation Tools – Terraform, Ansible, Packer, and More 9. Chapter 9: Keeping the Data Safe – Securing a System 10. Chapter 10: Revisiting Modules and AppStreams 11. Chapter 11: Lions, Tigers, and Containers – Oh My! Podman and Friends 12. Chapter 12: Navigating Ansible Waters 13. Chapter 13: Let’s All Go to the Cloud 14. Index 15. Other Books You May Enjoy

Software Management with DNF

Without packages, a fresh Linux installation is about as useful as a car with no tires! You need to be able to add software to the system to make it useful. This can be done in several ways. Back in the old days (hey, I am a true gray-bearded Unix/Linux guy), you used to download the source files and then build and install them manually. On occasion, you could get prebuilt packages but, often, the dependencies that were required would take hours to run down manually. Then, in 1997, along came Red Hat Package Manager (RPM) files. These really simplified the process, as all you needed to do was track down all the RPM files needed to install an application, and off you went.

Then, the applications started getting more complex; an example is the Apache HTTP server – all of its optional features went from 2-3 RPMs to a dozen, plus all the required dependencies. Tracking down all the RPMs and their dependencies became a chore… and due to mismatched...

lock icon The rest of the chapter is locked
Register for a free Packt account to unlock a world of extra content!
A free Packt account unlocks extra newsletters, articles, discounted offers, and much more. Start advancing your knowledge today.
Unlock this book and the full library FREE for 7 days
Get unlimited access to 7000+ expert-authored eBooks and videos courses covering every tech area you can think of
Renews at $19.99/month. Cancel anytime
Banner background image