Containers
Posts about Containers.
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Authenticate with the vSphere Supervisor API
Have you always wondered how to log in directly to the vSphere Supervisor API to communicate directly with the Kubernetes API without having to rely on kubectl-vsphere or vcf-cli command line tool?
2026-07-29 · posts/how-to-authenticate-with-the-vsphere-supervisor-api.md · 257 words · 1 min · matthias-grasmueck
VVF 9.0 Supervisor with the Foundation Load Balancer
The 9.0 release of VMware vSphere Foundation brings new ways to deploy the vSphere Supervisor. One of them is the built-in Foundation Load Balancer.
2025-06-24 · posts/vvf-9-0-supervisor-mit-foundation-load-balancer.md · 501 words · 3 min · marco-mattei
Monitor vSphere Supervisor and Guest Clusters with VCF Operations
Monitoring vSphere Supervisor Cluster and Kubernetes Guest Cluster with the Kubernetes Management Pack in VCF (Aria) Operations. The Monitoring is a great alternative to prometheus and grafana.
2025-03-26 · posts/how-to-monitor-vsphere-supervisor-and-guest-clusters-with-aria-operations.md · 298 words · 1 min · yannick-gerber
vSphere Supervisor Services
Supervisor Services run Kubernetes deployments directly on a vSphere namespace, so no Kubernetes guest cluster is needed and the pods run on the ESXi host through the vSphere CRX runtime.
2024-12-22 · posts/how-to-vsphere-supervisor-services.md · 755 words · 4 min · yannick-gerber
IaaS Control Plane – wrong NSX edge cluster for T1 placement
After upgrading an IaaS Control Plane environment to vSphere 8.0.3, the T1 SR instances of the vSphere namespaces stopped landing on the edge cluster they were meant to.
2024-12-04 · posts/iaas-control-plane-wrong-nsx-edge-cluster-for-t1-placement.md · 873 words · 4 min · matthias-grasmueck
IaaS Control Plane – API inaccessible
After upgrading the Supervisor cluster of our IaaS Control Plane platform to vSphere 8.0 Update 3, kubectl access to the Kubernetes clusters stopped working.
2024-11-12 · posts/iaas-control-plane-api-inaccessible.md · 951 words · 5 min · matthias-grasmueck
Integrating Antrea into NSX
Registering a Kubernetes cluster running Antrea with the NSX management and central control plane, so groups, policies and trace flows are managed in one place.
2024-04-16 · posts/antrea-nsx-integration.md · 1425 words · 7 min · matthias-grasmueck
vSphere with Tanzu and NSX Advanced Load Balancer – avi-secret not found
An interesting behaviour turned up during a functional test of a vSphere with Tanzu container runtime platform combined with the VMware NSX Advanced Load Balancer.
2024-02-09 · posts/vsphere-with-tanzu-und-nsx-advanced-load-balancer-avi-secret-not-found.md · 854 words · 4 min · matthias-grasmueck
vSphere with Tanzu and NSX Advanced Load Balancer with a private CA
From vSphere 8.0 Update 2 you can deploy vSphere with Tanzu using NSX as the networking stack and NSX Advanced Load Balancer as the integrated L4 load balancer. With a private CA it fails.
2024-02-05 · posts/lessons-learned-vsphere-with-tanzu-und-nsx-advanced-load-balancer-integration-mit-private-ca.md · 609 words · 3 min · matthias-grasmueck
Tanzu default storage class
I was recently playing with Helm charts on Tanzu Kubernetes clusters and ran into a few problems. Here is a quick tip if you hit something similar.
2023-07-17 · posts/tanzu-default-storage-class.md · 743 words · 4 min · marco-mattei
Build your own Homelab – Part 2
In this installment, I will walk you through the initial steps of configuring the basic infrastructure required for my nested vSphere homelab with NSX and Tanzu.
2023-05-08 · posts/how-to-build-your-own-homelab-part-2.md · 785 words · 4 min · marco-mattei
Build your own Homelab – Part 1
In this blog series, I want to take you on the adventures I undertook to build my own nested NSX & Tanzu homelab. This endeavor encountered some issues, as expected from a nested configuration.
2023-03-03 · posts/how-to-build-your-own-homelab-part-1.md · 550 words · 3 min · marco-mattei
Certified Kubernetes Administrator – CKA
soulTec has something to celebrate. Three of our engineers passed the Certified Kubernetes Administrator (CKA) exam.
2023-01-15 · posts/certified-kubernetes-administrator-cka.md · 2734 words · 14 min · dario-doerflinger
vSphere with Tanzu 50% Discount
Run Kubernetes on the same VMware vSphere infrastructure as your VMs, using vSphere with Tanzu Basic.
2022-08-09 · posts/vsphere-with-tanzu-50-discount.md · 107 words · 1 min · michael-steg
12 Days of Kubernetes
Welcome to the 12 Days of Kuberetes. The buzzwords “Docker, Kubernetes, App Modernization, VMware Tanzu, etc.” dominate our everyday IT life.
2021-12-20 · posts/tanzu-12-days-of-kubernetes.md · 161 words · 1 min · michael-steg