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Mastering Kubernetes

You're reading from   Mastering Kubernetes Level up your container orchestration skills with Kubernetes to build, run, secure, and observe large-scale distributed apps

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Product type Paperback
Published in Jun 2020
Publisher Packt
ISBN-13 9781839211256
Length 642 pages
Edition 3rd Edition
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Author (1):
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Gigi Sayfan Gigi Sayfan
Author Profile Icon Gigi Sayfan
Gigi Sayfan
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Table of Contents (19) Chapters Close

Preface 1. Understanding Kubernetes Architecture 2. Creating Kubernetes Clusters FREE CHAPTER 3. High Availability and Reliability 4. Securing Kubernetes 5. Using Kubernetes Resources in Practice 6. Managing Storage 7. Running Stateful Applications with Kubernetes 8. Deploying and Updating Applications 9. Packaging Applications 10. Exploring Advanced Networking 11. Running Kubernetes on Multiple Clouds and Cluster Federation 12. Serverless Computing on Kubernetes 13. Monitoring Kubernetes Clusters 14. Utilizing Service Meshes 15. Extending Kubernetes 16. The Future of Kubernetes 17. Other Books You May Enjoy
18. Index

GlusterFS and Ceph volumes in Kubernetes

GlusterFS and Ceph are two distributed persistent storage systems. GlusterFS is, at its core, a network filesystem. Ceph is, at its core, an object store. Both expose block, object, and filesystem interfaces. Both use the xfs filesystem under the hood to store the data and metadata as xattr attributes. There are several reasons why you may want to use GlusterFs or Ceph as persistent volumes in your Kubernetes cluster:

  • You may have a lot of data and applications that access the data in GlusterFS or Ceph
  • You have operational expertise managing GlusterFS or Ceph
  • You run in the cloud, but the limitations of the cloud platform's persistent storage are a non-starter

Using GlusterFS

GlusterFS is intentionally simple, exposing the underlying directories as they are and leaving it to clients (or middleware) to handle high availability, replication, and distribution. Gluster organizes the data into logical volumes...

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