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Hands-On Linux Administration on Azure

You're reading from   Hands-On Linux Administration on Azure Explore the essential Linux administration skills you need to deploy and manage Azure-based workloads

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Product type Paperback
Published in Aug 2018
Publisher Packt
ISBN-13 9781789130966
Length 410 pages
Edition 1st Edition
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Author (1):
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Frederik Vos Frederik Vos
Author Profile Icon Frederik Vos
Frederik Vos
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Table of Contents (14) Chapters Close

Preface 1. Exploring the Azure Cloud FREE CHAPTER 2. Getting Started with the Azure Cloud 3. Basic Linux Administration 4. Managing Azure 5. Advanced Linux Administration 6. Managing Linux Security and Identities 7. Deploying Your Virtual Machines 8. Exploring Continuous Configuration Automation 9. Container Virtualization in Azure 10. Working with Azure Kubernetes Service 11. Troubleshooting and Monitoring Your Workloads 12. Assessments 13. Other Books You May Enjoy

Custom images and VHDs

In the previous section, we used standard VM offerings in Azure and used two different methods to do some configuration work afterward. However, as stated before, there can be reasons that a default image is not the solution for you. Let's summarize the reasons one more time.

There is nothing wrong with using standard images; it's a good starting point for all your deployments in Azure:

  • Created and supported by Linux distribution vendors or a trusted partner
  • Fast to deploy, both manually and orchestrated, and of course you can customize them afterward
  • Easy to extend functionality and options with Azure Extensions

But, sometimes there are problems:

  • Standard image is not hardened enough
  • Standard image is not compliant with, for example, company standards, especially when it comes to partitioning
  • Standard image is not optimized for a certain application...
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