Category Archives: Scripting

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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Comparing Installed Packages on Photon OS Using PowerShell and SSH

Posted on May 1, 2025 by brian.wuchner

When debugging inconsistencies between Photon OS systems, say one is failing and another is stable, it’s useful to compare their installed package versions. In one recent case, I needed a quick way to do just that from my admin workstation. … Continue reading →

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How to Use PowerCLI with Entra ID Federated vCenter Logins

Posted on April 30, 2025 by brian.wuchner

vCenter Server 8.0 allows administrators to federate identity with Entra ID (formerly Azure AD), enabling seamless SSO and MFA. However, integrating this setup with automation tools like PowerCLI introduces a few challenges. This guide walks through enabling and using PowerCLI … Continue reading →

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Automating SSL Certificate Replacement with the Aria Suite Lifecycle API

Posted on January 19, 2025 by brian.wuchner

Someone recently asked me if there was an API to replace the Aria Operations for Logs SSL certificate programmatically. In this case, Aria Suite Lifecycle was already deployed and used to manage multiple Aria Operations for Logs clusters, primarily used … Continue reading →

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