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Mastering Proxmox

You're reading from   Mastering Proxmox Master Proxmox VE to effectively implement server virtualization technology within your network

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Product type Paperback
Published in Jul 2014
Publisher
ISBN-13 9781783980826
Length 310 pages
Edition 1st Edition
Tools
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Author (1):
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Wasim Ahmed Wasim Ahmed
Author Profile Icon Wasim Ahmed
Wasim Ahmed
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Toc

Table of Contents (12) Chapters Close

Preface 1. Dive into the Virtual World with Proxmox FREE CHAPTER 2. Proxmox Under the Hood 3. Shared Storages with Proxmox 4. A Virtual Machine for a Virtual World 5. Network of Virtual Networks 6. Proxmox HA – Zero Downtime 7. High Availability Storage for High Availability Cluster 8. Proxmox Production Level Setup 9. Proxmox Troubleshooting 10. Putting It All Together Index

Storage issues


This section contains issues related to storage systems supported by Proxmox, such as local, NFS, Ceph, GlusterFS, and so on.

Deleting damaged LVM with error read failed from 0 to 4096

Sometimes it may be necessary to remove damaged LVM storages from a cluster. Run the following command from the CLI to remove such LVMs. Please be aware that it will remove the LVM permanently.

# dmsetup remove /dev/<volume_group>/<lvm_name>

Proxmox cannot mount NFS share due to time-out error

Some NFS servers such as FreeNAS do a reverse lookup for hostnames. We have to add Proxmox hostnames to the host files of the NFS server. Use any editor of your choice to open the hosts file:

# nano /etc/hosts

Add Proxmox nodes' hostnames as in the following examples:

192.168.145.1    pmxvm01.domain.com        pmxvm01
192.168.145.2    pmxvm02.domain.com        pmxvm02
192.168.145.3    pmxvm03.domain.com        pmxvm03
192.168.145.4    pmxvm04.domain.com        pmxvm04

Removing stale NFS shares when...

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