How to Create and Configure a Proxmox VE Cluster
#Proxmox #Hypervisor #Cluster
Full steps can be found at https://i12bretro.github.io/tutorials/0571.html
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Prerequisites
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- 2 or more Proxmox VE hosts
- All hosts must be on the same version of Proxmox VE
- All hosts must be able to communicate over UDP ports 5404 and 5405 and TCP port 22
- Finalized hostnames and IP addresses (can't be changed later)
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Preparation
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01. Log into the Proxmox web UI for each of the hosts to be joined to the cluster
02. Run the following commands on each node to update them
# update software repositories
apt update
# install available updates
apt upgrade -y
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Creating the Cluster
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01. On the main node of the cluster, select Datacenter from the left navigation menu
02. Select Cluster from the left sub-navigation menu
03. Click the Create Cluster button
04. Give the cluster a name ≫ Click Create
05. Close the Create Cluster summary dialog
06. Click the Join Information button
07. Click the Copy Information button at the bottom of the dialog
08. On the remaining nodes to join to the cluster, select Datacenter from the left navigation menu
09. Select Cluster from the left sub-navigation menu
10. Click the Join Cluster button
11. Paste the copied join information into the Information field
12. Enter the main node's root password in the password field
13. Click the Join button
14. After a few minutes the cluster nodes should sync and show data across all nodes
Further reading: https://pve.proxmox.com/pve-docs/pve-admin-guide.html#chapter_pvecm
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