vSphere 7 as a Nested Cluster within Centos 8 and KVM

What is a Nested VM? Nested virtualization refers to virtualization that runs inside an already virtualized environment. In other words, it's the ability to run a hypervisor inside of a virtual machine (VM), which itself runs on a hypervisor. Why do this? As for me I have an R440 single CPU 10 core 20 threads with 64G of memory. I have …

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Kubernetes Cluster on CentOS 8 Home Lab

I currently have 3 Dell T110 and they are all single socket CPU/4-8 cores and 16G memory. Although this isn't an ideal setup, I don't plan on running anything crazy. This is for staying on top of skills for the most part. Note: I used Techmint Articles for assistance in this build. Hardware 3 Dell …

Install RHEL 7 Guest on Centos 8 Server via Text Mode & Kickstart

This session we are going to go over and deploy is using an ISO and kickstart install. This is different than a PXE install and does not require a PXE nor TFTP setup. In this example everything we are accessing is over NFS mounts but could very well have been local. Install using kickstart file …

Installing X11 packages on Centos 8

I ran into an issue the other day where I wanted to have graphic capabilities remotely available. I wanted to use virt-manager to Normally its just a matter of having X11Forwarding=yes in /etc/ssh/sshd_config and then using "ssh -Y USER@IP_ADDRESS". This of course was not working and that's because when I installed these servers they were …