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
Kube Builders retweeted
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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Kube Builders retweeted
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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Kube Builders retweeted
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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Kube Builders retweeted
"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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Kube Builders retweeted
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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Kube Builders retweeted
Kor is a CLI tool that scans your cluster and lists the unused resources nobody cleaned up, from forgotten ConfigMaps and Secrets to stale Services and PVCs ➤ ku.bz/YzcpnL3gj
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This tutorial shows how to run Azure DevOps agents on AKS so that KEDA spins up a fresh agent pod whenever the pipeline queue grows and removes it when the job is done ➤ ku.bz/y7Kjp1WvS
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DPF is a Kubernetes-native framework for provisioning and orchestrating NVIDIA BlueField-3 DPUs It abstracts DPU management and offloads networking and storage workloads from host servers to Linux-based arm64 DPUs using the DOCA software stack ➜ ku.bz/yzQLfQ3N6
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This article tells how a GPU passthrough on a k3s worker VM put a whole Proxmox host into a boot loop, and how masking the guest-start service at the GRUB prompt rescued it ➤ ku.bz/79pRFd6Zm
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This article lays out an AI-assisted AWS DevSecOps pipeline on EKS, where Amazon Q reviews code, Inspector gates the image, DevOps Guru watches production and Step Functions decide when auto-remediation may run without a human ➜ ku.bz/LL-lCFNc0
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Kube Builders retweeted
This article lays out a production EKS setup where Karpenter keeps a cheap On-Demand baseline and absorbs traffic spikes with Spot nodes that drain safely when AWS reclaims them ➤ ku.bz/f-CnXzXxb
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tfplanctx turns a Terraform plan into a short, grep-friendly summary so coding agents can review what will change without burning context on raw plan output ➤ ku.bz/jm97DG4yh
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kubectl-config-doctor is a CLI plugin that detects broken, misconfigured, or unreachable kubeconfig setups—catching issues like duplicate contexts, invalid auth methods, missing files, or unreachable APIs ➜ ku.bz/Whfwxjb38
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Kube Builders retweeted
"If the disk filled up before backup ran, the Postgres instance would go down." Ziv Yatzik on why existing backup solutions fall short 📺: ku.bz/Rg_sQYSmw
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