How to: Fix vMotion issues because of Emulex driver logging

Recently I was troubleshooting an environment that had some weird issues regarding the centralized VMware Tools repository that we configured. I will not bore you with these details, they will get explained in a future blogpost. But I also had some issues regarding vMotion on this environment. At first I …

Resolving the mysterious and unknown issues with the PowerCLI Tag cmdlets!

Introduction to vSphere Tags VMware vSphere Tags is a way to attach metadata to VMware vCenter inventory objects to make it easier to find and recognize these objects. If you, like me, know about this functionality within vSphere, you know how useful this can be. In previous versions of vSphere, …

VMSA-2020-0006 / CVE-2020-3952 Demo PoC

The 14th of April I wrote about the recently released VMware Security Advisory (VMSA) VMSA-2020-0006 also known under its CVE name by CVE-2020-3952. At the time of writing that blogpost there weren’t any Proof of Concepts (PoC’s) available to show us what kind of information could be obtained through abusing …

Using localcli on ESXi for troubleshooting

Just a small ESXi Pro tip this time. I recently had a host that was experiencing issues and the management services were unresponsive. This is a major problem for troubleshooting as the esxcli commandset won’t work anymore at this stage. Now by accident I came across a tip from the …

Security update: VMSA-2020-0006 / CVE-2020-3952

The 9th of April VMware issued a new VMware Security Advisory (VMSA) VMSA-2020-0006. This Security Advisory discusses CVE-2020-3952 in length. The vulnerability received a CVSSv3 score of 10 out of 10. Which means this is a very serious security issue. This also means you should patch your vCenter Server environment …

Transform your server into a stateless F@h appliance

With the worldwide outbreak of the coronavirus the Folding@home project has seen a massive influx of new users donating their computer’s idle CPU cycles to run simulations of protein dynamics in order to help find treatments for diseases such as coronavirus, cancer, alzheimer’s, and more. The people of VMware were …

vSphere 7.0 completely transforms VMware’s portfolio!

Introduction vSphere 7.0 with Kubernetes is going to be released soon! The announcement just went live today during the “Modern Apps Virtual Event”. A couple of weeks ago I followed multiple sessions regarding the new VMware and vSphere product releases and updates and witnessed all its beauty. Today the NDA …

vcloudvision.com double awarded vExpert 2020!

As of today I am extremely proud to announce that Rudolf and I have both been awarded for our second year being a VMware vExpert! We just received the news! We are going to continue writing blogposts to help the community and spread our knowledge around the globe. We want …

Ancient VMware View Scripted Reporting

A while ago I was working on a very very old VMware View environment. Yes, you’ve read this correctly, a VMware View environment. This is even from before the product was officially called “VMware Horizon View” back in 2015. So, the subject I was working on for the customer, but …

Beware: Windows Server 2012 reboot loop after November or December 2019 SSU patch

In November and December 2019, Microsoft released a few new patches just like any other month to patch certain issues in Windows Server 2012. It has recently come to my attention that these patches seem to break Windows Server 2012 virtual machines! They appear to cause a reboot loop, which …