To quickly and easily test k3s for edge use cases I’ve been running a single master + single worker node configuration on a couple Rock64’s purchased from Ameridroid. For less than $130 (shipped) I purchased 2x Rock64 4GB models along with the requisite 5V/3A power adapters. Yes, I would now prefer to run k3s (among other things) on an Nvidia Jetson Nano, but I bought my Rock64’s well before the Nano was released and I also had a second project in mind, similar to…
If you’re leveraging a development appliance or platform (e.g. ServiceNow Developer Instances, OpenShift Online, etc.) you may not have access (or the time required) to distribute internal/self-signed CA certs and ensure outside systems trust your internet-facing services. This is especially true in lab situations. A concrete example:
A coworker asked about showcasing Ansible Tower, specifically integration between Ansible Tower and ServiceNow. With minimal exposure to ServiceNow, minus operatione as a requestor, this took a bit of time but far less than expected. Before starting make sure you have all prerequisites.