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You're reading from Mastering Proxmox Build virtualized environments using the Proxmox VE hypervisor

Product type Paperback

Published in Nov 2017

Publisher Packt

ISBN-13 9781788397605

Length 494 pages

Edition 3rd Edition

Tools

Ceph

Concepts

Cloud Computing

Author (1):

Wasim Ahmed

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Table of Contents (17) Chapters

Preface

1. Understanding Proxmox VE and Advanced Installation FREE CHAPTER

2. Creating a Cluster and Exploring the Proxmox GUI

3. Proxmox under the Hood

4. Storage Systems

5. Installing and Configuring Ceph

6. KVM Virtual Machines

7. LXC Virtual Machines

8. Network of Virtual Networks

9. The Proxmox VE Firewall

10. Proxmox High Availability

11. Monitoring the Proxmox Cluster

12. Proxmox Production-Level Setup

13. Back Up and Restore Virtual Machines

14. Updating/Upgrading Proxmox

15. Proxmox Troubleshooting

16. Rescuing Proxmox

The main cluster issues

This section contains issues related to the main Proxmox's cluster operations.

Issue – Proxmox virtual machines are running, but the Proxmox GUI shows that everything is offline

This is usually caused by one of the three services, such as pvedaemon, pvestatd, or pveproxy crashing or stopping working for any number of reasons. Simply restarting them through SSH will fix this issue. One of the common causes of this issue is if any NFS shared storage gets stuck during an extended backup task. A node reboot will always fix this issue. But reboot is not always possible in a production node. Forcefully unmounting the NFS shared storage under /mnt/pve/<share>, then running the following...

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Authors (1)

Ahmed

Asad Jibran Ahmed is an experienced programmer who has worked mostly with Django-based web applications for the past 5 years. Based in Dubai, UAE, he has worked with some of the biggest web properties in the region, including Dubizzle, the number one classifieds platform in UAE; Nabbesh, one of the top freelancing platforms in the MENA region; and Just Property, a hot and rising name in the property portal space of the region. His experience with such big names has given him a keen insight into how to design performant, stable, and user friendly web applications, all the while using programming practices that make sure that the code base is maintainable for years.

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