Author: Piotr Tarnawski

Welcome to my blog! My name is Piotr Tarnawski and I am an experienced System Engineer with a demonstrated history of working in the information technology industry. Skilled in Linux, Windows, Virtualization (VMware), DNS, and Active Directory. I work for Salesforce however content is my own and does not represent Salesforce as a company Contact: Twitter @AngrySysOps Facebook: https://www.facebook.com/AngrySysOps Youtube: https://www.youtube.com/c/AngryAdmin
Posted in vCenter

The default partition ‘/’ has only 2.6 GB of available space. Enter a new export directory on the source machine below.

During the upgrade VCSA 6.7 to version 7.0 I faced the issue with free space. As shown on the screenshot above, the default partition ‘/’…

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Posted in vCenter

How to fix pre-chek SSL certificate issue during vCenter upgrade from 6.7 to 7.0

I just ran an upgrade and stage 1 went perfectly fine. However, during pre-check on stage 2, I received this error message: The machine SSL…

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Posted in vSphere

Introducing vSphere 8! What’s new?

If you have not tuned in to VMware Explore, you may miss this announcement! VMware is introducing vSphere 8. Many of us (not me, I…

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Posted in Security Advisory

Let’s determine expired SSL certificates in vCenter and ESXi 6.x and 7.x

Once you have an issue with signing in to your environment or some services cannot start, the more likely root cause is the SSL cert…

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Posted in Security Advisory

VMware tools need to be patched!

VMware has released a security update to address a vulnerability in Tools. A remote attacker could likely exploit the vulnerability to take control of an…

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Posted in PowerShell

PowerCLI and PowerShell cheat sheet

Here are commands, every vSphere admin should know: List of available interfaces and physical network cards (vmkernel + vmnic): Adding another interface (vmkernel to vMotion)…

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Posted in PowerShell

A general system error occurred: Exceeded the maximum number of permitted snapshots” error when creating a virtual machine snapshot

Before upgrading my NSX-T nodes I wanted to take a snapshot. To my surprise, I was not able to do so, as I received an…

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Posted in Virtualization

Grab some free VMware badges while you can!

There is no better way to show your skills than to display VMware badges. Usually, you have rewarded with a badge after passing an exam….

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Posted in Virtualization

Get your free VMware Workstation! – VMware Workstation Public Tech Preview 22H2

To write this tech review prompted me a conversation on my FB group, where user were asking if Windows 11 will work with VMware Workstation…

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Posted in NSX-T

Goodbye NSX-T, welcome NSX!

On 2nd of August VMware released new version of NSX with number 4.0.0.1 as major release. Along new version number, the product name has changed…

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