News and links on infrastructure and building Kubernetes clusters curated by the @Learnk8s team Mastodon: @K3sDaily@learnk8s.news

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Joined April 2021
This case study finds a 100x KV cache transfer slowdown in vLLM on GKE, shows how NixlPushConnector restores about 49 GB/s, and measures the latency tradeoff of disaggregated LLM serving ➜ ku.bz/J5cY_rtDv
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🗣️ Vitalii Horbachov explains how their macOS VZ Kubelet enables hybrid runtime pods that run macOS VMs alongside Docker containers within the same Kubernetes pod Watch the full episode: ku.bz/q_JS76SvM
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This case study explains how Modelplane was built entirely as a Crossplane configuration, with no custom controllers, to turn GPUs spread across clouds into one fleet behind a stable inference API ➤ ku.bz/Qk7c12L-R
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This repo is a GitOps-driven homelab blueprint where all infrastructure and apps are declaratively managed with tools like Talos, OpenTofu, ArgoCD, Cilium, Longhorn, Authentik, cert-manager, and more ➤ ku.bz/P-LYq2tV1
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This case study shows how one Fluentd DaemonSet kept losing logs during restarts, and how splitting collection (Fluent Bit) from aggregation (Fluentd) removed the gaps ➤ ku.bz/9q5nqwSW1
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This tutorial teaches how to migrate EKS from AWS VPC CNI and kube-proxy to Cilium using blue/green nodes, WireGuard encryption, and Hubble for observability ➜ ku.bz/sYGLb0l37
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Keel runs as a Kubernetes controller and automates deployment updates by monitoring image tags or Helm charts It triggers rolling updates in response to new images, using admission checks and configurable policies to enforce safe, continuous delivery ➜ ku.bz/3G6GZk0t8
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"Kubernetes is helping me on two fronts: my own incompetence, because I'm not an SRE, and hardware failure, because my server is in my living room." Thibault Martin on rethinking Kubernetes for home labs 📺: ku.bz/Xk5S7VqXz
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This article explains how running ZooKeeper on Google Cloud Z4D nodes with local SSDs removes the disk latency that slows consensus writes, plus the GKE anti-affinity, volume binding and JVM tuning it needs ➤ ku.bz/7WK7w0zK6
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KubeClaw is a production-grade Helm chart for running OpenClaw AI agents on Kubernetes with secure defaults, pinned images, default-deny egress via Blocky, digest-locked upgrades, and batteries-included observability ➜ ku.bz/CbKpPNvJq
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kubectl-netshoot is a kubectl plugin that spins up a netshoot container in a pod or on a node, so you can debug cluster networking without adding any tools to your own images ➜ ku.bz/2N04Jyj70
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Harvester turns bare-metal servers into a hyperconverged platform combining VMs and containers using Kubernetes, KubeVirt, Longhorn, and Rancher It supports live migration and distributed storage and is built for core-to-edge ops ➤ ku.bz/0-LL0mwyj
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kubewall provides a simple and rich real time interface to manage and investigate your clusters ➜ ku.bz/qpjRJ28h4
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This week on the Learn Kubernetes Weekly: 🌐 DNS on AWS ⏳ Eventually Consistent ConfigMap Mounts 🚨 kubectl-mcp-tool Command Injection 🐘 PostgreSQL Lifecycle on Harvester 💰 Cassandra Bill: $30K to $10K ⭐️ Teleport Read it now: kube.today/issues/206
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Join Graziano Casto of Akuity at LearnKube Day Salt Lake City 2026 for Kubernetes lightning talks, YAML Games, and a community reception with DJ Amin Astaneh Learn more: learnkube.com/learnkube-day-…
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"My biggest surprise was that kubelet pulls images serially by default. One big image blocks everything else." Jan Ludvik on a one-flag fix for faster node startup 📺: ku.bz/B7TzKXyxf
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This tutorial teaches how to build a Raspberry Pi K3s homelab by preparing nodes, enabling cgroups, configuring networking, joining agents, and deploying a Skaffold demo app ➜ ku.bz/dVBHR_Ztk
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CPU and memory usage need context before you change Kubernetes requests and limits Our new open-source Resource Review Mixin brings usage, throttling, pressure, and runtime events into Grafana github.com/learnk8s/resource…
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If you're running I/O-intensive workloads, traditional block storage latency becomes a bottleneck Simplyblock CSI bypasses kernel I/O and leverages user-space SPDK over NVMe-oF to deliver bare-metal performance within Kubernetes ➜ ku.bz/tpz35thV_
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