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 ESXi

DO NOT clone ESXi boot devices!

Some of admins are keen to clone ESXi boot device in order to speed up the deployment. Please remember that this workflow is not at…

Continue Reading
Posted in Aria

How to add solution to vROps

Solutions are delivered as PAK files that you upload, license, and install. When you add solutions, you configure adapters that manage the communication and integration…

Continue Reading
Posted in Security Advisory

PrintNightmare – CVE-2021-1675 & CVE-2021-34527

There is no patch as of yet, hence this workaround need to be applied. PowerShell: Determine if the Print Spooler service is running: Stop and…

Continue Reading
Posted in vCenter

How to check if STS certificate is about to expire or expired already

By now you should know what to do if your STS certificate expire, but if you have been caught on this one here are simple…

Continue Reading
Posted in vCenter

How to renew certificate for existing KMS setup

NOTE: KMS server root certificate (which per procedure should have been uploaded and trusted for vCenter to trust KMS) has long validity period and should…

Continue Reading
Posted in vCenter

How to connect vCenter with external KMS

NOTE: For example here I choose Vault Enterprise KMIP as a default Key Provider for VM encryption, vSAN encryption and Host Attestation Prerequisites: Create a…

Continue Reading
Posted in VxRail

How to run the VxRail Verify tool (VxVerify)

Dell is recommending to run VxVerify tool before applying update. It is tool for the pre-upgrade health checking of nodes and system VM by automatically…

Continue Reading
Posted in Aria

vROps – how to change Hostname, IP, or DNS

I was deploying new vROps 8.4. After deployment I could not connect my vCenter by hostname, only by IP, so that indicated that DNS was…

Continue Reading
Posted in Aria

How to use req.conf file

If you need to generate CSR file, however like for example for vROps you need to use OpenSSL, but you need to add SAN or…

Continue Reading
Posted in Aria

vROps – How to replace certificate

As far as version 8.4 I could not find CSR generator, so to generate CSR one need to use OpenSSL If you don’t have OpenSSL…

Continue Reading