Reading Time: 6 minutesChanging the Hostname on a Production vCenter Server shows all the steps I have used to change the vCenter Server hostname. Disclaimer: All steps shown here were performed in a lab environment. Before applying them to your environment, make sure to understand everything and, if possible, replicate them in a lab or test environment. We’ll…
Reading Time: 7 minutesAn Introduction to PowerFlex REST API Operations shows how to start using the powerful API of the PowerFlex solution. We have written some PowerFlex articles. Click here to see them all!In this article, I will focus only on PowerFlex API Operations. To learn more about PowerFlex, first, check out our other PowerFlex articles. We are using PowerFlex…
Reading Time: 3 minutesHow to Switch the MDM Cluster Mode shows how to switch from a 3_node PowerFlex MDM cluster to a 5_node MDM cluster. We are running the PowerFlex 4.5.2! Currently, our MDM cluster has three nodes, as we can see below: Our goal here is to add two more nodes: pfmp-sds-04 and pfmp-sds-05. Both nodes (pfmp-sds-04…
Reading Time: 5 minutesUsing IOmeter on Windows is an article that shows how to measure disk IOPS with the IOmeter tools under a Windows OS. First and foremost, What is IOmeter? Iometer is a workload generator based on a client/server architecture. A graphical user interface, named Iometer, acts as a server coordinating the workers. The workers, named Dynamo,…
Reading Time: 5 minutesShutting Down the PowerFlex Manager Cluster shows how to properly shut down the PowerFlex Management cluster to avoid database issues. We have written some PowerFlex articles. Some of them are introductions to the PowerFlex solution and how to deploy a PowerFlex Manager cluster on Linux. You can click on each link below to read both…
Reading Time: 4 minutesA friend asked me to help solve an issue related to an entire vSAN cluster going down after changing MTU values. Because this subject can sometimes seem complex and confusing, I created this simple post to explain it. What is the issue? Let’s explain it. The vSAN cluster is a standard cluster with four ESXi…