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 Tiny Core Linux templates, each designed for a specific purpose,…
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 through how I used GuestStore to push a script into…
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. Here’s how I solved it using PowerShell and the Posh-SSH…
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 with federated logins. After enabling this federated identity feature, a…
I recently came across a KB article (https://knowledge.broadcom.com/external/article/368812/how-to-change-the-vmxnet3-link-speed-of.html) that describes how to set the link speed of a vmxnet3 network adapter higher than the default 10 Gbps speed. In my lab I have several nested ESXi hosts and wanted to give this a try. I powered down a nested host,…