The Obmondo Blog
Ops & Open Source.
Field notes from the team running Linux and Kubernetes infrastructure for a living. Deep dives, lessons learned, and open-source we ship along the way.
All articles
20 posts
E
kubernetesetcd
etcd Disk Latency: The Silent Killer of Control-Plane Stability
Mohammad Warid·28 Jul 2026·3 min
kubernetescluster apibare metal
Kubernetes assumes an infinite datacenter
Shivam Kumar·28 Jul 2026·13 min
T
The Day to Stop Caring About Cloud Vendor Lock-in
Team Obmondo·17 Jul 2026·4 min
T
The Dark Side of IT Operational Services - How Cloud Vendors Trap You, and What It Actually Costs to Escape
Mohammad Warid·08 Jul 2026·12 min
T
The Hardest Problem in IT Isn't the Software, It's Everything After - The Fallacies We Believe
Mohammad Warid·07 Jul 2026·9 min
T
The EU Cyber Resilience Act Explained Without the Legal Jargon
Mohammad Warid·30 Jun 2026·5 min
P
kubernetescostbare-metal
Professional Kubernetes on a Budget - How to Run Production-Grade Clusters at a Fraction of the Cost
Mohammad Warid·28 Jun 2026·17 min
A
argocdgitopshelm
ArgoCD Deadlock — How an "example.yaml" Broke GitOps!
Mohammad Warid·24 Jun 2026·5 min
S
kubernetesprometheusrbac
ServiceMonitor "namespaceSelector.any: true" — How a Permissive Setting Broke Prometheus
Mohammad Warid·24 Jun 2026·5 min
W
kubernetesbare-metalhigh-availability
When the Floating IP Stays Stuck, A Bare-Metal HA Control-Plane Failure
Mohammad Warid·23 Jun 2026·5 min
D
prometheuspromqlalerting
Don't Use "increase()" on Gauges — A False Alert Story
Mohammad Warid·23 Jun 2026·4 min
R
prometheustsdbkubernetes
Recovering Prometheus TSDB from "chunks_head" Corruption
Mohammad Warid·23 Jun 2026·5 min
C
postgresqlcloudnativepgbackup
CloudNativePG WAL Archives — When an S3 Bucket Kills Your Backups
Mohammad Warid·23 Jun 2026·4 min
Y
observabilityaikubernetes
Your Kubernetes Cluster Is Running AI Models. But Can You Tell Me Why It Broke in the Middle of the Night?
Mohammad Warid·10 Jun 2026·7 min
K
Kubernetes 1.36 — Why 'Maturing' is Better Than 'Flashy'
Team Obmondo·04 Jun 2026·5 min
Digital SovereigntyData OwnershipCloud Strategy
The Sovereignty Spectrum: Why "My Data Is in Frankfurt" Isn't Enough Anymore
Sankhadeep Sur·01 May 2026·13 min
Obmondo - Making Enterprise IT More Economically Accessible
Team Obmondo·25 Feb 2026·4 min
llmaiselfhosted
Setting Up a Local LLM at Obmondo - From Zero to Qwen2.5-Coder
Ashish Jaiswal·24 Feb 2026·14 min
kubernetesclusteraws
Bootstrapping and upgrading a self-managing K8s cluster in AWS, effortlessly, using ClusterAPI and KubeAid
Archisman Mridha·09 Dec 2024·4 min