Pop quiz, hotshot. How much does it cost to build a self-hosted Kubernetes cluster? Quick, no conferring. If you thought the answer was “nothing”, go to the back of the class.
Dips and Wiggles
Modern infrastructure generates a heck of a lot of data, and it all has to go somewhere. Here’s how to connect your Checkly data to Prometheus and Grafana, as part of an integrated observability pipeline.
Night of the Runbooks: a DevOps horror story
It was Morgan's very first night on call, and they were a mite nervous, as you can imagine. Suddenly a harsh beeping jolted Morgan out of their reverie: "Service is CRITICAL". Morgan’s night of terror was about to begin.
"What would you say you do here?"
An interview with John on the Retro Time podcast, where we discuss the importance of British accents while consulting and discover how accurate Office Space is.
"How dare they not recognise my incipient genius?"
The illustrious Bill Kennedy and I had a really fun and interesting conversation about my career in software engineering, consulting, and writing, for the Ardan Labs podcast.
In search of lost teams
As a technical leader, how do you spot when your team is lost in the weeds, and is there anything you can do about it? Leadership expert Mike Thomas explains.
Don't make this container security mistake
'Container Security' has gone straight onto my 'must-read' list for anyone working with containers and cloud native. This book will give you a thorough grounding in the security principles and techniques you need to know when running containers in production
What is GitOps?
It began with shell scripts and config management tools such as Ansible, Puppet, and Chef. Now GitOps brings some new tools for managing containerized applications in Kubernetes clusters.
Kubernetes at Work
Kubernetes is about solving real problems. We talk to 100% real software engineer Torie Joy-Warren about her experiences with k8s and cloud.
What is Kubernetes?
A simple introduction to Kubernetes, starting with eggs, jars, and omnibuses, via some big metal boxes, and ending up with an orchestra, a blue-green canary, and, perhaps inevitably, the Borg. Hold tight.
What's new, Kubernetes?
It’s hard to believe, but Cloud Native DevOps with Kubernetes has been out for nearly a year! While much has changed in the Kubernetes landscape, a lot is also the same. In this post we’ll cover some of the things that have changed (and what hasn’t).
The dawn of DevOps
What does ‘DevOps’ mean? Where did it come from? What came before it? How do you do it? And what happens next? The authors of Cloud Native DevOps with Kubernetes, John Arundel and Justin Domingus, explain the past, present, and future of the DevOps movement.
Got game? Secrets of great incident management
When his phone wakes him at two in the morning, operations engineer Andy Pearson knows it’s bad news. There’s a major server problem, and hundreds of client websites are down. The next sixteen minutes are going to get intense.
'Cloud Native DevOps with Kubernetes' is out now
Kubernetes is the operating system of the cloud native world, providing a reliable and scalable platform for running containerized workloads. In this friendly, pragmatic book, Kubernetes consultant John Arundel and cloud expert Justin Domingus show you what Kubernetes can do—and what you can do with it.
The most important DevOps metric
“The most important metric that people don’t track is the number of out-of-hours and weekend pages generated by their monitoring system. In other words, how many times were your people woken up by faults in production? If you optimize for this metric, you’ll have a happy team and a highly reliable service.” JAX DevOps talks to infrastructure expert John Arundel about metrics, security, testing, and automation.
Does your company have the DevOps nature?
“When you’re working in a DevOps environment, every day is exciting and challenging. If you wake up in the morning feeling depressed about another day as an unvalued cog in a pointless machine, your company doesn’t do DevOps. Go find one that does.” ActiveState’s Phil Whelan takes a deep dive into DevOps with industry expert John Arundel.
A reality check about cloud native DevOps
Wojtek Cichoń from Semaphore speaks with John Arundel, consultant and author of ‘Cloud Native DevOps with Kubernetes’, about how adopting DevOps destroys walls, builds bridges, and influences company cultures for the better. “Sometimes all it takes to put the light back in people’s eyes is a gleam of hope. ‘It doesn’t have to be this way’ is a powerful sentence. It can open minds, and doors.”
"Just a big ol' cloud of compute"
David Linthicum, host of the Deloitte On Cloud podcast, chats with authors John Arundel and Justin Domingus about how enterprises can use Kubernetes as a platform to power improved DevOps, and make cloud migration more process-oriented and straightforward.
What “uptime” even means anymore
If you’re focused on traditional ‘site uptime’ numbers, you could be missing serious problems that are making customers angry. Best case, they’ll call you out on social media. Worst case, they’ll silently leave and never come back. Uptime.com’s resident SRE expert, John Arundel, explains why nines don't matter if users aren't happy.
John Arundel on Puppet
John Arundel, Puppet consultant and author, on the writing process. “Writing the Puppet Cookbook was a great opportunity to delve into all the Puppet stuff I didn’t know about. I hope readers will also find out stuff they didn’t know and that it will be useful. If just one person is helped and inspired by this book... then I’m not giving refunds to the others.”