Introduction The other day I was trying to move a couple of virtual machines on one of our environments and I faced some awesome general system errors! Great. I’ve seen these before and figured I’d write this in a quick blogpost this time around. The error message I faced from …
Introduction In todays big webcast VMware made some interesting announcements for all VMware vSphere, vSAN and VMware Cloud Foundation (VCF) enthusiasts. I’ve been working with most new additions for a couple of weeks now and today the next major update in the vSphere portfolio was publicly announced with VMware vSphere …
Introduction A couple of weeks ago I started upgrading an environment that is configured with VMware vSAN. This on itself isn’t a difficult task nowadays. It does however become somewhat problematic if you receive all sorts of errors on the vSAN cluster after upgrading a couple of ESXi hosts, that …
Ever so often you come around something that you haven’t seen before. Well this issue is one of those things. In our environments we use loads of metrics and properties that we gather from the vCenter Server and expose them to the customer in our own custom front-end portal. One …
Introduction Last week I encountered something after upgrading one of our environments. Since the updates we’ve been randomly getting errors on ESXi hosts that said “Status of other host hardware objects”. After troubleshooting a little bit it seemed this isn’t impacting production or is providing us any trouble at all. …
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 …
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, …
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 …
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 …
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 …
