Category Archives: Scripting

Simplifying Certificate Trust in Multi-Lab Environments

Posted on September 14, 2025 by brian.wuchner

In my lab I have a jump box that I typically use for management. It is joined to active directory and automatically trusts my primary CA root certificate. This CA issued the Machine SSL certificate for my vCenter Server, so … Continue reading →

Posted in Lab Infrastructure, Scripting, Virtualization | 1 Comment

Automating vCenter and Host Log Bundle Collection with PowerCLI

Posted on September 2, 2025 by brian.wuchner

Manually collecting log bundles from vCenter and hosts can be repetitive and time-consuming. Here’s how I automated the process with PowerCLI. I wanted a short script that would let me pick a vCenter server, then do the other relevant tasks: … Continue reading →

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Cleaning Up Orphaned Tag Associations in vCenter

Posted on June 7, 2025 by brian.wuchner

I was recently made aware of a KB article titled “Tag associations are not removed from vCenter Server database when associated objects are removed or deleted” (https://knowledge.broadcom.com/external/article?articleNumber=344960). The article includes a script that removes orphaned tag assignments left behind in … Continue reading →

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Centralized Startup Scripting for Automated VM Load Testing

Posted on May 27, 2025 by brian.wuchner

When building or troubleshooting infrastructure, it is often useful to simulate high CPU or memory usage withou deploying full production workloads. To assist with this, I previously created a few purpose built, like cpubusy.sh and memfill.sh. Historically, I created multiple … Continue reading →

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Using GuestStore to Deliver Content to Network-Isolated VMs in vSphere

Posted on May 21, 2025 by brian.wuchner

When working with VMs that lack network connectivity, transferring files can be tricky. I recently explored the GuestStore feature a built-in vSphere feature that solves this challenge by allowing file delivery via VMware Tools—even without a network. This post walks … Continue reading →

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