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        <title>How to Create and Configure a Proxmox VE Cluster</title>
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            <h1>How to Create and Configure a Proxmox VE Cluster</h1>
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          <h2>Prerequisites</h2>

<ul>
	<li>2 or more Proxmox VE hosts</li>
	<li>All hosts must be on the same version of Proxmox VE</li>
	<li>All hosts must be able to communicate over UDP ports 5404 and 5405 and TCP port 22</li>
	<li>Finalized hostnames and IP addresses (can&#39;t be changed later)</li>
</ul>

<h2>Preparation</h2>

<ol>
	<li>Log into the Proxmox web UI for each of the hosts to be joined to the cluster</li>
	<li>Run the following commands on each node to update them
	<div class="codeBlock"># update software repositories<br />
	apt update<br />
	# install available updates<br />
	apt upgrade -y</div>
	</li>
</ol>

<h2>Creating the Cluster</h2>

<ol>
	<li>On the main node of the cluster, select Datacenter from the left navigation menu</li>
	<li>Select Cluster from the left sub-navigation menu</li>
	<li>Click the Create Cluster button</li>
	<li>Give the cluster a name &gt; Click Create</li>
	<li>Close the Create Cluster summary dialog</li>
	<li>Click the Join Information button</li>
	<li>Click the Copy Information button at the bottom of the dialog</li>
	<li>On the remaining nodes to join to the cluster, select Datacenter from the left navigation menu</li>
	<li>Select Cluster from the left sub-navigation menu</li>
	<li>Click the Join Cluster button</li>
	<li>Paste the copied join information into the Information field</li>
	<li>Enter the main node&#39;s root password in the password field</li>
	<li>Click the Join button</li>
	<li>After a few minutes the cluster nodes should sync and show data across all nodes</li>
</ol>

<p>Further reading: <a href="https://pve.proxmox.com/pve-docs/pve-admin-guide.html#chapter_pvecm" target="_blank">https://pve.proxmox.com/pve-docs/pve-admin-guide.html#chapter_pvecm</a></p>
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