Category VM

UEFI Secure Boot

UEFI Secure Boot is a platform feature within the UEFI specification that ensures the system boots using only the software trusted by the hardware manufacturer. Secure Boot provides a verification mechanism in which the firmware validates a boot loader before executing…

Resize VM through Code

A prevalent task for a VMware admin is to power down VM X and add more CPU or RAM to the VM. Infrastructure as code enthusiasts suggest that any operation performed manually should be automated. Let us look at how…

Deploying a VM using terraform

First we need to ensure we have the terraform vSphere provider installed. Replace `”your-username”`, `”your-password”`, and `”your-vsphere-server”` with your actual vSphere credentials and server address. Initialize the Terraform Working Directory: Run the following command in your terminal from the directory…

Virtual TPM Module

What is TPM? TPM is an industry-wide standard for secure cryptoprocessors. Since vSphere 6.7 VMware has supported TPM v2.0 A Trusted Platform Module (TPM) is a specialized microcontroller designed to secure hardware through integrated cryptographic keys. It is embedded either…

NUMA

In my continued search to understand how CPU allocation really works in VMware I came across this PodCast – It is really educational and I really recommend you to listen to it. “Unexplored Territory” talking to Richard Lu about NUMA.…

Autoscaling of VM

Amazon AWS state: You should use AWS Auto Scaling if you have an application that uses one or more scalable resources and experiences variable load. A good example would be an e-commerce web application that receives variable traffic through the day.…

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