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Ok. so it’s been awhile since my last post and I just notice I have alot of stuff in my draft. Anyway, here’s a quick post on how to solve Supervisor Namespace not showing up in kubectl CLI when trying to login to TKGS. The issue: if you use kubectl vsphere login in a machine that already has kubeconfig configured, changing context won’t work I’ve been doing alot of kubernetes and have collect

I needed to change the configuration of AVI / NSX ALB that is powering my TKG 1.4 cluster. The change is a downgrade since i’m seeing weird stuff on the new version of AVI i was using. In hindsight, i could have easily just recreated everything in my TKG cluster as it’s all scripted/ templated already but doing this steps would help you understand the integration works. so lets get started: In the Managem

Background: After detaching a Tanzu Workload cluster in TMC (Tanzu Mission Control), vmware-system-tmc namespace is still left in the workload cluster Quick Commands to complete the cleanup:

Quick Post: Cause: This is because of a stuck resource in kubernetes. Solution: One way to get around this is to remove the finalizer spec to allow kubernetes in to clean-up the namespace. Steps: Dump the namespace spec in json format Edit the namespace.json and remove the finalizer portion in the spec. it should look like below From: to: Manually patch the namespace using the following command … and that’

NOTE: This post is based on Tanzu Kubernetes Grid. If you are using other kubernetes release, installing/using AVI Kubernetes Operator manually should work. With the release of Tanzu Kubernetes Grid ( tkg 1.3), Avi Kubernetes Operator can be pre-configured as part of kubernetes cluster creation. This helps streamline setting up Type:LoadBalancer especially for on-prem kubernetes install. This is HUGE as it removes th

For this post, I’ll document how to setup Harbor registry using Traefik as an ingress controller with a valid certificate from LetsEncrypt . Documentation around the topic is scattered in different places and people just assumes you’ll figure out the trivial details. So without further ado… let’s start with a quick pre-requisites. Pre-requisite As an image registry, Harbor needs to have a vali