Guides and notes about litek8s, a lightweight Kubernetes in one binary.https://litek8s.dev/enhttps://litek8s.dev/blog/the-pod-that-waits/https://litek8s.dev/blog/the-pod-that-waits/What a Pending pod means, how the scheduler decides whether it fits, and the bug that let a Job with a deadline wait for ever.Wed, 04 Nov 2026 00:00:00 GMTschedulingjobscontrollerspendinghttps://litek8s.dev/blog/the-copy-hidden-in-json/https://litek8s.dev/blog/the-copy-hidden-in-json/A profile of kubectl get's Table showed half the time going to copying values. The cause was one serde_json macro, and the fix was moving instead.Sat, 31 Oct 2026 00:00:00 GMTperformanceprofilingapi-serverrusthttps://litek8s.dev/blog/giving-an-llm-agent-a-kubernetes-cluster/https://litek8s.dev/blog/giving-an-llm-agent-a-kubernetes-cluster/litek8s mcp gives an agent diagnose_pod, logs, PromQL and GitOps tools, and refuses clusters that are not litek8s. The guardrails, and what they don't cover.Fri, 30 Oct 2026 00:00:00 GMTllmagentsmcpkubernetessafetyhttps://litek8s.dev/blog/home-lab-across-nats/https://litek8s.dev/blog/home-lab-across-nats/Three machines behind different NATs, one litek8s cluster. How the WireGuard overlay finds direct paths, when it falls back to a relay, and what that costs.Fri, 30 Oct 2026 00:00:00 GMThome labnetworkingwireguardnatmulti-nodehttps://litek8s.dev/blog/kubernetes-conformance-what-fails-and-why/https://litek8s.dev/blog/kubernetes-conformance-what-fails-and-why/413 of 419 conformance specs, against 416 for k3s. The six failures, the first run that scored zero, and what each one says about Kubernetes.Fri, 30 Oct 2026 00:00:00 GMTconformancekubernetestestingcompatibilityhttps://litek8s.dev/blog/kubernetes-in-ci-in-seconds/https://litek8s.dev/blog/kubernetes-in-ci-in-seconds/A one-line change in a GitHub Actions workflow: a cluster Ready in ~2.5 s instead of ~45 s, Helm jobs 3.7x shorter. Measured, with where it does not pay off.Fri, 30 Oct 2026 00:00:00 GMTcigithub actionsgitlabkindhelmperformancehttps://litek8s.dev/blog/observability-without-kube-prometheus-stack-and-loki/https://litek8s.dev/blog/observability-without-kube-prometheus-stack-and-loki/On a small k3s node the usual stack added 1,371 MiB. litek8s's built-in metrics, logs and alerts added 1.8 MiB. What that buys, and what it leaves out.Fri, 30 Oct 2026 00:00:00 GMTobservabilityprometheuslokialertsmemoryhttps://litek8s.dev/blog/october-2026-in-litek8s/https://litek8s.dev/blog/october-2026-in-litek8s/What shipped in litek8s in October 2026: RBAC and NetworkPolicies enforced, a GitHub Action for CI, a terminal UI for any cluster, and litecd for GitOps.Fri, 30 Oct 2026 00:00:00 GMTchangelogrelease notesbuild in publichttps://litek8s.dev/blog/one-binary-instead-of-docker-desktop/https://litek8s.dev/blog/one-binary-instead-of-docker-desktop/litek8s dev up serves the Docker Engine API: docker, compose and Testcontainers work unchanged, and kubectl and Helm use the same cluster. What is missing, too.Fri, 30 Oct 2026 00:00:00 GMTdockercomposetestcontainerslocal developmentmacoslinuxhttps://litek8s.dev/blog/one-llm-across-three-machines/https://litek8s.dev/blog/one-llm-across-three-machines/Qwen2.5 7B needs 4.4 GiB of weights. No node had that. Split over three with llama.cpp's RPC backend on litek8s, it ran at 7.5 tokens/s.Fri, 30 Oct 2026 00:00:00 GMTllmllama.cpphome labmulti-nodehttps://litek8s.dev/blog/replacing-argo-cd-with-litecd/https://litek8s.dev/blog/replacing-argo-cd-with-litecd/How we swapped Argo CD's application controller for litecd on a production k3s cluster: the plan, the traps, the numbers, and what we gave up.Fri, 30 Oct 2026 00:00:00 GMTgitopsargo-cdlitecdmemorymigrationhttps://litek8s.dev/blog/small-is-not-enough/https://litek8s.dev/blog/small-is-not-enough/We had numbers for memory and disk, none for speed. A load test for the API server, a list made 13× faster, and how CI now catches regressions.Fri, 30 Oct 2026 00:00:00 GMTperformancebenchmarksapi-servercirusthttps://litek8s.dev/blog/the-node-that-was-too-full/https://litek8s.dev/blog/the-node-that-was-too-full/One node at 97% memory, a database evicted twice, and a scheduler that saw room. Requests against usage, and how we moved pods without downtime.Fri, 30 Oct 2026 00:00:00 GMTschedulingmemoryevictionk3soperationshttps://litek8s.dev/blog/cloning-a-production-cluster/https://litek8s.dev/blog/cloning-a-production-cluster/We copied a running production cluster onto litek8s without touching it. Four bugs, two missing pieces of Kubernetes, and what each says about how it works.Thu, 29 Oct 2026 00:00:00 GMTmigrationrbacnetworkpolicygitopshttps://litek8s.dev/blog/you-dont-need-a-space-shuttle/https://litek8s.dev/blog/you-dont-need-a-space-shuttle/Why litek8s is so fast, what that speed costs, and why starting small on the real Kubernetes API lets you migrate later without rewriting anything.Thu, 29 Oct 2026 00:00:00 GMTopinionperformancesmall teamshttps://litek8s.dev/blog/raspberry-pi-kubernetes-cluster/https://litek8s.dev/blog/raspberry-pi-kubernetes-cluster/Turn a Raspberry Pi, an old laptop and a cheap cloud VM into one Kubernetes cluster with litek8s: one binary per machine, installed over SSH from your laptop.Wed, 28 Oct 2026 00:00:00 GMThome labraspberry pimulti-node