Tag Resilience

KPI – Uptime ESXi and VMs

KPIs, or Key Performance Indicators, in an IT system context are measurable metrics used to evaluate the performance, reliability, and efficiency of the system. These indicators help Key Performance Indicators, or KPIs, are measurable metrics used to assess the performance,…

vSphere Admin scripts

Some scripts that I use to manage vSphere Turn off SSH if running Count the number of VMs that are in each vSphere cluster List the 10 largest VMs per cluster Per RAM Example output Export to CSV as well…

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…

Data Store housekeeping

In today’s world of Virtualization, we love to thin provision and overcommit. Be vary of the limitations…. When a vSphere datastore becomes full, several issues can arise that may impact virtual machine (VM) operations and the overall performance of the…

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