The Issue

Note: VMware has released a full in-depth KB Article that I'd advise you review along with this blog post. If you have any queries or concerns with the processes detailed, always open a support ticket!
- How to rotate certificates in a Tanzu Kubernetes Grid cluster (86251)

One day my Kubernetes cluster just stopped responding. I could no longer connect to the Kubernetes API.

I rebooted all the nodes (as it was a demo environment) to no luck, and still nothing. So I had to go off digging.

The Cause

I SSH’d into one of my control-plane nodes, and started to tail the kubelet logs. Continue reading Tanzu Kubernetes Grid – Manual Certificate Renewal →