Andrei Gavriliu
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  • Kubernetes Ingress: 7 Common Mistakes (and How to Avoid Them)

    calendar May 13, 2025 · 3 min read · kubernetes learn ingress

    You've finally tamed Kubernetes Ingress — or so you think. Then weird routing errors, downtime, and mysterious 404s show up. Welcome to the club! 🎩 Let's save you some headaches. Here are 7 common Kubernetes Ingress mistakes, how they happen, and how to dodge them like a pro. Quick Mistakes Checklist Mistake Symptom …


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  • Kubernetes Ingress: Your Cluster's Traffic Director

    calendar May 6, 2025 · 4 min read · kubernetes learn ingress

    Your app is running in Kubernetes. Great! But now you want users to actually reach it — without remembering 15 different NodePorts or manually messing with LoadBalancers. Enter the hero we need but rarely understand at first: Ingress. Today, we’re breaking down what Ingresses are, how they work, and how they can route …


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  • Kubernetes Services: The Network Matchmakers

    calendar Apr 29, 2025 · 4 min read · kubernetes learn services

    So you’ve got Pods doing great things — calculating, serving, storing, or maybe just vibing. But how do they talk to each other, or to the outside world? Enter Kubernetes Services — the built-in matchmakers making sure traffic finds the right Pods without ghosting. Let’s unravel all the types of Services, how they …


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  • Kubernetes StatefulSets: Because Some Pods Need to Remember Things

    calendar Apr 22, 2025 · 4 min read · kubernetes learn statefulset

    You’ve learned about Deployments, and now you’re deploying stateless apps like a boss. But then you hit a wall - maybe it’s a database, a cache, or something that cares about identity and storage. Enter: StatefulSets. StatefulSets are like that one friend who always insists on sitting in the same seat - and gets mad if …


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  • Kubernetes Deployments: Like a Boss (Who Delegates Everything)

    calendar Apr 17, 2025 · 4 min read · kubernetes learn deployment

    So you’ve heard about Kubernetes and now you’re swimming in YAML like it’s alphabet soup. Let’s break down one of its most useful concepts - the almighty Deployment - and figure out how it works without having to learn an arcane spellbook. What’s a Deployment, Anyway? A Kubernetes Deployment is like your project …


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  • Skopeo: The Container Image Swiss Army Knife You Didn't Know You Needed

    calendar Apr 15, 2025 · 8 min read · kubernetes skopeo images gpg

    Ever found yourself needing to peek inside a container image without the hassle of pulling it? Or perhaps you wished for a smoother way to transfer images between registries without the Docker daemon breathing down your neck? Enter Skopeo — the command-line tool that lets you inspect, copy, and even sign container …


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  • Fix Key Stored in Legacy Trusted Gpg Keyring

    calendar Mar 31, 2025 · 2 min read · apt gpg keyring legacy

    In an effort to balance power efficiency with my tendency to hoard old hardware, I decided to move my overpowered Pi-hole setup from a Mac Mini to a Raspberry Pi 2. (Yes, the Pi 2! A true relic from the past, but still kicking.) Everything was going smoothly — static IP, hostname set, network configured — until I ran …


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  • How Rearranging a Kid's Room Broke My Zigbee Network (and How I Fixed It)

    calendar Mar 28, 2025 · 5 min read · zigbee2mqtt slzb-06m troubleshoot homeassistant

    A few days ago, my wife decided that we - sorry, I — needed to rearrange our kid's room. This involved unplugging various things, including my IKEA VINDSTYRKA air quality sensor. Fast forward to today: I noticed my zigbee2mqtt container had been restarting multiple times. Weird. But everything seemed to be working fine …


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  • Waste Collection Schedule in HomeAssistant

    calendar Mar 14, 2025 · 3 min read · homeassistant waste-collection

    Sometimes, I totally forget to take out the garbage bins. And around here, the rule is simple: if your bins aren’t on the sidewalk, the garbage truck just cruises by like a VIP limo ignoring peasants. When we first moved in, I forgot to take out the recycling bags (Gelber Sack) three times in a row. This resulted in a …


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  • Containers Not Mounting Longhorn Volumes

    calendar Mar 14, 2025 · 2 min read · longhorn troubleshooting

    Shoutout to derekbit for saving my cluster from a tragic post-power-outage existential crisis. My entire homelab went down for a few hours, and Longhorn wasn’t exactly in a hurry to come back. More details on the saga can be found here and in this lifesaving comment. Tools used stern: Stern allows you to tail multiple …


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Andrei Gavriliu

Senior IT Consultant | OpenShift @ ConSol Consulting & Solutions Software GmbH
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Recent Posts

  • Kubernetes Ingress: 7 Common Mistakes (and How to Avoid Them)
  • Kubernetes Ingress: Your Cluster's Traffic Director
  • Kubernetes Services: The Network Matchmakers
  • Kubernetes StatefulSets: Because Some Pods Need to Remember Things
  • Kubernetes Deployments: Like a Boss (Who Delegates Everything)
  • Skopeo: The Container Image Swiss Army Knife You Didn't Know You Needed
  • Fix Key Stored in Legacy Trusted Gpg Keyring
  • How Rearranging a Kid's Room Broke My Zigbee Network (and How I Fixed It)

Series

HOMELAB 3 KUBERNETES 3 HOMEASSISTANT 2

Tags

KUBERNETES 6 LEARN 5 GPG 2 HOMEASSISTANT 2 INGRESS 2 APPLICATION 1 APT 1 ARGOCD 1 BITNAMI 1 DEPLOYMENT 1 HELM 1 IMAGES 1 KEYRING 1 LEGACY 1 LONGHORN 1 SEALED-SECRETS 1 SECURITY 1 SERVICES 1 SKOPEO 1 SLZB-06M 1 STATEFULSET 1 TROUBLESHOOT 1 TROUBLESHOOTING 1 WASTE-COLLECTION 1 ZIGBEE2MQTT 1
Andrei Gavriliu

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