Posts on Kubernetes, observability, and platform engineering.https://kaspernissen.xyz/en-ushttps://kaspernissen.xyz/blog/observing-goose-on-ollama-with-opentelemetry/https://kaspernissen.xyz/blog/observing-goose-on-ollama-with-opentelemetry/goose speaks OTLP, so a local coding-agent session becomes a trace you can read: which tools ran, how long each model call took, and where the tokens actually went.Thu, 27 Aug 2026 00:00:00 GMTaicoding-agentsobservabilityopentelemetryKasper Nissenhttps://kaspernissen.xyz/blog/in-search-of-observabilitys-rails-moment/https://kaspernissen.xyz/blog/in-search-of-observabilitys-rails-moment/Most organizations have observability as a capability, not as a product. Platform engineering was Kubernetes' Rails moment; observability is still looking for its own.Fri, 14 Aug 2026 00:00:00 GMTopentelemetryobservabilityplatform-engineeringaiKasper Nissenhttps://kaspernissen.xyz/blog/introducing-shuttle/https://kaspernissen.xyz/blog/introducing-shuttle/At Lunar Way we have a lot of microservices. Currently, we have around 70 microservices running in our production kubernetes environment along with multiple infrastructure services that provide…Tue, 15 Jan 2019 00:00:00 GMTdockermicroservicesopen-sourcetechnologytoolsKasper Nissenhttps://kaspernissen.xyz/blog/setting-up-a-kubernetes-1-11-raspberry-pi-cluster-using-kubeadm/https://kaspernissen.xyz/blog/setting-up-a-kubernetes-1-11-raspberry-pi-cluster-using-kubeadm/It’s been a while, and I thought I would revisit my previous blog post on setting up a Raspberry Pi Kubernetes Cluster and publish an updated version of the guide with the latest version of…Fri, 14 Sep 2018 00:00:00 GMTraspberry-pikubernetescloud-nativeKasper Nissenhttps://kaspernissen.xyz/blog/setup-a-kubernetes-1-9-0-raspberry-pi-cluster-on-raspbian-using-kubeadm/https://kaspernissen.xyz/blog/setup-a-kubernetes-1-9-0-raspberry-pi-cluster-on-raspbian-using-kubeadm/Apparently it’s that time of the year again. Approximately a year ago I published a “state-of-the-art” how to run a Raspberry Pi Kubernetes cluster using HypriotOS and Kubernetes 1.4. Lots of…Wed, 20 Dec 2017 00:00:00 GMTraspbiankubernetescloud-computingkubecloudraspberry-piKasper Nissenhttps://kaspernissen.xyz/blog/aws-re-invent-2017-day-2/https://kaspernissen.xyz/blog/aws-re-invent-2017-day-2/The second day of breakout sessions. Crazy walk-up line before the first session of the day with Sam Newman on Building Microservices on AWS. Luckily I got up early and queued up 70 minutes before…Wed, 29 Nov 2017 00:00:00 GMTawsdockerreinventKasper Nissenhttps://kaspernissen.xyz/blog/aws-re-invent-2017-day-1/https://kaspernissen.xyz/blog/aws-re-invent-2017-day-1/The focus of my first day at Reinvent was mostly on the topic of security and financial services. Re:invent is very crowded and there’s crazy lines for some of the sessions. Note to self: If you…Tue, 28 Nov 2017 00:00:00 GMTreinventawsKasper Nissenhttps://kaspernissen.xyz/blog/aws-re-invent-2017-day-0/https://kaspernissen.xyz/blog/aws-re-invent-2017-day-0/Our first full day in Las Vegas is over. It’s been a great day with time to explore the city and be a tourist before kicking off the AWS re:invent conference tomorrow.Mon, 27 Nov 2017 00:00:00 GMTreinventawslas-vegasKasper Nissenhttps://kaspernissen.xyz/blog/upgrading-a-ha-kubernetes-kops-cluster/https://kaspernissen.xyz/blog/upgrading-a-ha-kubernetes-kops-cluster/The Kubernetes release cadence is fast-paced with minor releases every quarter. Awesome! But how do I keep up?Tue, 14 Nov 2017 00:00:00 GMTcloud-nativekopskubernetesKasper Nissenhttps://kaspernissen.xyz/blog/cloudnativecon-kubecon-europe-2017/https://kaspernissen.xyz/blog/cloudnativecon-kubecon-europe-2017/CloudNativeCon + KubeCon Europe 2017 is over! Wow, what a great conference. It was great to meet so many engaged and passionate people working the Cloud Native ecosystem.Sun, 02 Apr 2017 00:00:00 GMTcloud-nativekubernetesKasper Nissenhttps://kaspernissen.xyz/blog/ha-kubernetes-cluster-on-aws-kops-makes-it-easy/https://kaspernissen.xyz/blog/ha-kubernetes-cluster-on-aws-kops-makes-it-easy/In the first post of our mini-series about Kops, I demonstrated how you could set up a highly available Kubernetes cluster on AWS in an existing VPC leveraging the awesome open-source project Kops.Sun, 12 Mar 2017 00:00:00 GMTkuberneteskopsawscloud-nativeKasper Nissenhttps://kaspernissen.xyz/blog/setting-up-a-highly-available-kubernetes-cluster-with-private-networking-on-aws-using-kops/https://kaspernissen.xyz/blog/setting-up-a-highly-available-kubernetes-cluster-with-private-networking-on-aws-using-kops/This is the first post in a series of Kubernetes and Kubernetes Operations (Kops) related blog posts.Mon, 30 Jan 2017 00:00:00 GMTcloud-nativeawskopskubernetesKasper Nissen