Kubernetes, Hybrid Cloud, Red Hat Linux
This document is a quick how-to install OpenShift Container Platform on PowerVS using the Cloud private DNS. This is a great way of using your own Enterprise Domain name server instead of dedicating a domain or subdomain on the Cloud. Configuring the IBM Cloud account for the Installation – Pre-reqs Preparing the install host for … Read more
Kubernetes pods in depth analysis. In this article I will go deep on the pod behavior. If you want to get a high level understanding, first, please take a look at this other post. Pods are defined using yaml files. This picture that is also on the other post is the base of what I … Read more
In this post, I will give a high-level Kubernetes pods infrastructure consumption view. One might think of Kubernetes as a container management system. But, in fact, the smallest entity to be scheduled in a Kubernetes cluster is the pod. The Persistent Volume Claim (PVC) and the IP will be properties of the pod that contains … Read more
I had trouble deleting a PVC. I made sure that the PVC was not in use anymore. The PVC would not delete, the status showed “Terminating”. The solution, for me: change the “finalizers” metadata to null. Check out how I did it: After applying this patch the PVC successfully deleted.
I needed to perform a Kubernetes NFS migration from one back-end server to another. An application suite installed, that was already being used, called Cloud Pak for Data was installed and we did not want to reset it. The cluster is an Openshift Container Platform version 4.3. It is running on a POWER system (ppc64le). … Read more
This is my first post to say hello to the community, my goal is to always write when I have some time about what I did on the week. Seems to be a nice way to share knowledge and make life easier for other people facing same issues as I did.