Blog ESXi VMware
15. July 2022

“LINT1 motherboard interrupt” error while installing VMware ESXi

I got 3 Dell R730 servers on which VMware ESXi 7.0 U3 should be installed normally. During the installation I encountered the following error message: Well, we all know how it feels when we see PSOD so a Purple Screen of Death – pretty much panic. But since we are experienced VMware administrators, we look at any PSODs soberly and go into troubleshooting. 😉 As […]

Blog News VMware
13. July 2022

VMware vExpert Announcement

Yes, Ladies and Gentleman today I got the announcement by VMware that I am officially a VMware vExpert: I am proud to be part of this Expertise Association and I want to thank to all VMware Brothers in Arms in my Team, especially Marc Huppert as my biggest supporter. 😎

Blog VMware vSphere
8. July 2022

Power On virtual machine – Module CPUID power on failed

If you want to make VM creation easier, you may have VM templates in your VMware vCenter, in addition to automation tools. Accordingly, I wanted to use a Windows Server 2019 template and build a VM from it. In the process, I ran into an error that had not happened to me before: The error message says: Module CPUID power on failed. Failed to start […]

Blog Linux Rocky Linux
28. June 2022

How to Update CentOS 8 / RHEL 8

This guide helps you how to update CentOS 8 / RHEL 8 system to have the latest updated packages or OS minor release on the system as well as to keep the system secure. First, let’s look at what are the updates waiting for your system by: The following updates are available for my machine: If you are satisfied with the updates, proceed to install […]

Blog VMware vSphere
27. June 2022

Create VM Customization Specifications for Windows Server 2019

In this post we will see on how you can create VM Customization Specifications policy in VMware vCenter for a Windows Server 2019 VM Template. VM Customization Specifications allows you to configure few options for your Guest OS which is running inside your VM. You can configure things like Timezone, Admin Password, Licesing, Network etc. The most important requirement to apply this policies is, that […]

Home Lab Stage VI
22. June 2022

irgNET – LAB 6.0

Welcome to the 6th stage of my HomeLab. My entire datacenter is restored with the newest vSphere 7.0 U3e, in the meantime, I have performed DryRuns with my backup, everything is as it should be. I have removed a few services and added new ones, some services that were active before, will be implemented in the future. But let us take a look at the […]

Dell News
31. May 2022

Dell Technologies World 2022

Today I want to tell you about my unique experience from my first participation of the Dell Technologies World 2022 in Las Vegas. It was like a theme park for passionated technologists. First, let me start with my incredible view from my hotel room – wow: Right after the breakfast, I came across one of our Computacenter banners: After that, the first session – Dell […]

Home Lab Stage V
19. April 2022

irgNET – LAB 5.0 U4

Welcome to the least hoped for state of my HomeLabs Stage 5 Update 4. As you will notice, I have added a lot of red icons to the drawing. Now this is the BIG DISASTER state, which happened as described here: I will be brief, it is extremely annoying and I do not wish it on anyone. Nevertheless, I am still in the rebuild process […]

Advanced Tutorials Blog Linux Ubuntu
11. April 2022

Creating Ubuntu OS Custom ISO

As part of a customer project I had to do a complete offline installation of an Ubuntu server with various packages: Linux: nano zip unzip tree make java (JRE & JDK) ant openssh net-tools htop Python 3.6.9 (prereqs for Python are gcc openssl-devel bzip2-devel libffi-devel) Python: paramiko pandas ntc-templates After a little research on the internet, I found out that downloading .deb files is not […]