Find VM NUMA locality with PowerShell

When working with NUMA we’d like to be able to monitor how much of the VMs memory is coming from the local NUMA node. In ESXTOP you can find the value by going to the Memory page, enable the NUMA counters and look at N%L for example. What I was missing for my environment was a daily quick view on how the VMs N%L … [Read more...]

Performance Best Practices for Kubernetes with VMware Tanzu

VMware Performance Engineering tested the limits of VMware Tanzu with Kubernetes performance in a variety of situations using two Tanzu editions: Basic and Standard. Basic uses VMware vSphere, while Standard uses the VMware Cloud Foundation platform. The team collected best practices during testing to help users get … [Read more...]

vSAN 7.0 U2 now integrates with vSphere DRS

One of the features our team requested a while back was integration between DRS and vSAN. The key use case we had was for stretched clusters. Especially in scenarios where a failure has occurred, it would be useful if DRS would understand what vSAN is doing. What do I mean by that? Today when customers create a … [Read more...]

vSAN 7.0 U2 Durability Components?

Last week I published a new demo on my youtube channel (at the bottom of this post) and it discussed an enhanced feature called Durability Components. Some may know these as “delta components” as well. These durability components were introduced in vSAN 7.0 Update 1 and provided a mechanism to maintain the … [Read more...]

vSphere 7.0 U2 Suspend VMs to Memory for maintenance!

In vSphere 7.0 U2 a new feature popped up for Lifecycle Manager. This new feature basically provides the ability to specify what should happen to your workloads when you are applying updates or upgrades to your infrastructure. The new feature is only available for those environments which can use Quick Boot. Quick Boot … [Read more...]

Compute only HCI Mesh with vSAN 7.0 U2

I guess that title explains it all, starting with vSAN 7.0 U2, we now also support connecting a compute-only cluster with a vSAN cluster. Meaning that if you have a vSphere cluster that does not have vSAN enabled, you can now mount a remote vSAN Datastore to it and leverage all the capabilities it provides! I am sure … [Read more...]

vSAN 7.0 U2 Skyline Health History

I have already discussed this briefly during my 7.0 U2 video presentation, which can be found here, but I also wanted to share the demo I recorded with you, and provide some additional details. Over the past years, one of the most requested features for Skyline Health, or Health Check as it used to be called, was the … [Read more...]

Free e-book: Service Mesh for Dummies Guide

Running Kubernetes? Explore service mesh to simplify the process of connecting, protecting, and monitoring your microservices. A service mesh is an abstraction layer that takes care of service-to-service communications, observability, and resiliency in modern, cloud-native applications. In the Service Mesh Dummies … [Read more...]

Free e-book: Internal Firewalls for Dummies Guide

Organizations can no longer rely on edge firewalls alone to provide network security. Once attackers get past an edge firewall, they can move laterally to high-value assets. This book illustrates how internal firewalls can help your organization secure east-west network traffic and prevent attackers’ lateral … [Read more...]

Introducing VMware vSAN 7.0 Update 2 (video)

As you may have seen, today VMware announced the release of VMware vSAN 7.0 Update 2 (and vSphere 7.0 U2 as well of course). I was planning on doing a post on the 7.0 U2 release, but then I figured that I would try to record a video discussing most of the new features and enhancements introduced. Note, I do not cover … [Read more...]