Home-Lab for experimentation and learning a DevOps Playground for CI/CD
- In orbit around planet CKA - Made it through the Udemy CKA course today and even managed to muddle through all the Lab Tests. Quite the feeling of accomplishment getting to the end. Now the real work starts reviewing all of the Labs to test my recall rate and polish up on the concepts I stumbled over along the path to completion. Then on to KillerShell tests
Read More - Vagrant Cluster Deployment Success - Today my Kubernetes journey reached a milestone. All the concepts and yaml files clicked into place into a deployable Kubernetes cluster setup. Quite a blast to see it all working together. Sure it was a guided journey, but now I have a template to explore and expand upon. Using Vagrant to deploy the cluster was slick. Definitely going to dig
Read More - Riding on Starship Kubernetes - Heading to planet CKA in the Kubernetes cluster. About to beam down to kubectl city in the k Provence. Adjusting local context to match the native inhabitants.Establishing persistent storage to enhance communications… Mr YAML on screen Captain, ready for your orders.
- Cluster Upgrade Today - After reviewing the Udemy course for CKA section 6 – Cluster Upgrade, today was busy.I finally get the upgrade sequence.1. Follow the Documentation!2. Follow your notes!3. Work the Lab!Steps:Repeat for each node– Update repository– Update kubeadm– Drain the node you are working on– Update kubelet– Update kubectl (if on that node as well)– Restart the kubelet process– Uncordon the node–
Read More - Fun Fact About OS X Networking - Running Mac OS 26.5.2 I’ve been using WiFi mostly on my Mac mini. Decided to connect a LAN cable to experiment with network speed and get two simultaneous input vectors going, LAN and WiFi. (No multi NIC cards in the Mac mini) EX: Trying to use AirDrop / Bluetooth / WiFi while running a heavy LAN process through the wired
Read More - Why a Home-Lab - Doing a DevOps role requires a lot of expertise in CI / CD plus Linux cli proficiency, and hardware server knowledge. Building out a Home-Lab gives you experience in all of the areas one needs to be proficient in a production environment, You get to experiment and build and tear down servers, clusters, deployment manifests, and write shell scripts without
Read More - Another Server On-Line - Making progress on setting up the Home-Lab servers.Configured the new mini PC with Ubuntu Server, cloned over my git repository setup files and tools. Two more old Mac Book Pros to configure and get running on Linux and a spare iMac.At that point I can start deploying multiple Kurbernetes nodes and try out different deployment scenarios. Ran through a flawless
Read More - CKA or Bust - Started the Udemy CKA course (instructor: Mumshad Mannambeth).The instruction modules are fairly short and focused on single task / elements.They are very well put together and well worth the cost in my humble opinion.Each section provides a good concept foundation that augments what I’ve learned in the KubeCraft course on Kubernetes. The lab modules seem easy to solve (so far),
Read More - Home-Lab Progress - Making progress on setting up the Home-Lab servers. Configured the new mini PC with Ubuntu Server, cloned over my git repository setup files and tools. Ran through a flawless Docker containerd installation. It sure pays to have good notes. Two more old Mac Book Pros to configure and get running on Linux and a spare iMac. At that point I
Read More - Building a Home-Lab - Building up my home-lab has been a great learning experience. Starting with a bare metal install of Arch Linux one really learns the linux fundamentals and the ins and outs of manipulating raw device resources. I’ll be posting more detailed review of the interesting technical wins and struggles I’ve encountered along the way. Currently I’m in the process of building
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