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Whenever a Proxmox node is updated we need to remove the subscription notice, as it gets overwritten during the upgrade process. I do this only as a time-saving method.  Option 1 1. Change to the working directory  cd /usr/share/javascript/proxm...

If a node needs to be removed entirely from the cluster and still used after the removal the following must happen   Remove or mitigate all VMs and containers away from the node. Run the following code It may be best to run this line by line to see the...

When the cluster is used a convergent model with TrueNAS, the patches need to be installed for the FreeNAS Initiator to show under the storage dialogue GitHub Repo   Option 1 Connect to each node and install the following keys curl https://ksatechnologi...

Navigate to the following directory cd /etc/pve/local rename the .key and .pem files for backup pvecm updatecerts --force systemctl restart pveproxy The backup .PEM and .KEY files can be deleted if the web interfaces loads without error

Resizing the guest disk General considerations When you resize the disk of a VM, to avoid confusion and disasters think of the process like adding or removing a disk platter. If you enlarge the hard disk, once you have added the disk plate, your partition t...

To allow Portainer to add an environment. Docker must be configured to open the port for remote access. The firewall must also allow this port. Below is for no TLS.   Edit: nano /lib/systemd/system/docker.service Add the line and comment out the other Exec...

On the left side menu of Portainer click on the environment tab to add a new environment.    Under Enviroment type click on Docker   Fill out the name and the "Environment URL" as follows   We are not using TLS on this, since it is not a produc...

To install the server the cupsd package and dependencies need to be downloaded. dnf install cups -y After installation only a couple of items need to be changed under /etc/cups/cupsd.conf Find Listen 127.0.0.1:631 and replace with Listen *:631 Confirm ...

Under the cups client we need to prevent the discovery of networked printers in order to only use the new print server. Bonjour may also need to be disabled on the printer itself. It doesn't always stop the printer from adding. However, this is the first measu...

Proxmox comes with a built-in tool called proxmox-boot-tool. We can list the available kernels on the system and choose the best kernel and set it to always boot from this kernel. List and choose boot Kernel proxmox-boot-tool kernel list Example output: ...

Whitelist Local IP's After installing and nordvpn we need to whitelist the local subnets if we need to transfer files while being on the tunnel. nordvpn whitelist remove all nordvpn whitelist add subnet 192.168.0.0/16 This will generally work now. But if n...

After creating the nodes in Proxmox run the following commands. In this example, I have 3 API controllers and 3 worker nodes. Each controller will have an etcd database. talosctl gen config koryscluster https://<haproxy IP>:6443 Edit the worker.yaml that get...

To remove nodes from a Talos Linux cluster: talosctl -n <IP.of.node.to.remove> reset kubectl delete node <nodename>

This section is to get metallb setup and working for a bare metal setup. Let create the namespace kubectl create namespace metallb-system kubectl label namespace metallb-system pod-security.kubernetes.io/enforce=privileged We will use helm for ease of upgr...

After installing metallb we can move on to the ingress part of setup. My preferred choice is nginx. We will also get this ready for monitoring with Prometheus. Create the namespace. kubectl create namespace ingress-nginx kubectl label namespace ingress-ngin...

Change reclaim policy of the persistent volume to Retain This is required!!! Before you delete the persistent volume claim to avoid a surprise that your data got wiped. The default reclaim policy is Delete and we do not want that to happen. kubectl patch pv ...

Unfortunately, the longhorn UIs restore function does not work for in place backups. This means the PV needs to be deleted for the new volume to be created! As of this writing, there is a Github issue open from 2023 regarding this problem. Steps to restore fr...

Introduction Refer to the previous page for the general concept of Talos worker.yaml. This will build on the same concept but add required extensions and load modules needed for pods to see a GPU and use it for AI workloads. This guide will reference this doc...