Operational Debt the lead weight around IT’s neck
Over the past three years I have had the opportunity to work on IT strategy with many different Fortune 500 companies in my role as...
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Operational Docker Removing the extra layers when you build containers
Building containers makes lots of different layers. When you make a change to an element in the build all following layers have to be rebuilt...
Learning Docker Image Layers and Cache Best practices
If you Google Dockerfile or learning docker you will be assaulted with lots of examples of Dockerfiles to run on your environment. Many are missing...
Learning Basic Docker Commands
I wrote a series of labs to be presented at VMUG meetings. The first lab teaches basic docker commands. It’s a great way to get...
Learning Docker create your own micro-image
In the last article I wrote about how you can create your own small image using docker scratch image. The scratch image has the ability...
Learning Docker creating your own base image
Docker images are compiled in layers using a set of instructions contained in a text file called Dockerfile. Every container image starts with a base...
Installing Docker on Linux
There are literally hundreds of guides on the internet to install Docker on Linux. I wanted to provide brief guides on how to install on...
Architecture of Docker
I have been spending a lot of my free time the last few months learning Kubernetes. Currently most implementations of Kubernetes use Docker as their...
Imperative vs Declarative IT
This seems to come up a lot in discussions so I wanted to provide my view on the differences. Imperative is focused on the steps...
AWS Cloud Practitioner
This morning I sat the Amazon Web Services Cloud Practitioner exam and I am very pleased to say I passed it. The exam is meant...