Log4j Security Vulnerabilities CVE-2021-44228 – Mitigation Strategies for TAS Operators

By the Tanzu Vanguard community - key contributors: Simmy Xavier, Charles Lester, Juergen Sussner, Jonathan Regehr & Robert Kloosterhuis SOURCE: https://twitter.com/skippersecurity/status/1470461021315817475 Summary Brief: Apache Log4j is a very widely used and popular logging library within the Java logging framework. There is a vulnerability named as Log4Shell identified and is being tracked officially under CVE-2021-44228 (and... Continue Reading →

16. December 2021

What is Tanzu? A Customer’s POV

Authors from Tanzu Vanguard Super User community Let’s begin by explaining who we are: We are a group of VMware Tanzu customers referred to as Vanguards. The Vanguard community consists of engaged, vocal super users who share best practices with each other, share our stories publicly, and actively share our feedback with the product team... Continue Reading →

16. November 2021

VMDK config cannot be changed due to orphaned vSphere replication settings

I recently needed to change a *.vmdk size of an VM which had created an error saying: Reconfigure virtual machine Status: Invalid or unsupported virtual machine configuration. vSphere Replication does not support changing the length of a replicated disk. Actually, this VM was replicated using vSphere Replication in the past but it has been... Continue Reading →

5. December 2019

Part 2 – VxRail 4.7.300 update / Repointing VxRail Manager after PSC converge and decommissioning

Disclamer: The following steps regarding the repointing of the VxRail Manager to a new PSC are not supported nor official and should be performed under supervision of trained professionals / certified engineers and/or in a training environment! These steps were performed in my own lab and should not be performed in a production infrastructure without... Continue Reading →

2. December 2019

Part 1 – VxRail 4.7.300 update / external vCSA and non-embedded PSC (Converge Tool)

I was facing the following situation: VxRail Cluster Version 4.7.1xx external vCSA 6.7 U1 external PSC 6.7 U1 Goal was to update the system to the newest VxRail version 4.7.300, converge the PSC into the vCSA and update vCSA to 6.7 U3b. First things first, check the compatibility guide for issues and supported update path.... Continue Reading →

29. November 2019

VMware ESXi on Dell PowerEdge internal dual SD module may not be responsive

Last week I came up on a situation on my homelab where one of my VMware ESXi host was not responsive and not connected to the vCSA, even though the virtual machines running on it were not affected. Trying to connect to the host's website I received this error: I connected to the host by... Continue Reading →

7. December 2018

Havin’ a vBeer? Western Germany Meet-Up

Earlier this month I started a Twitter poll and asked the community if anyone would be interested in some kind of community gathering besides the VMUG or any other event. I thought about this because, looking at the western of Germany, there seems to be a huge gap with a lot of potential. There are... Continue Reading →

28. February 2018

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