Grafana Showed My Node Was Out of Memory. It Wasn't.

Two Grafana dashboards, same node, same timestamp - one shows 62 GB used, other shows 10 GB. Both are correct. Here's the full story of how Linux memory actually works and which number you should actually be watching.

April 2026

Kubernetes Local Storage: PVs, Nodes, and the WaitForFirstConsumer Trap

Why your pod is stuck in Pending, why it lands on the wrong node, and how WaitForFirstConsumer fixes local storage scheduling for good.

May 2026

Deploying Grafana OnCall in an Air-Gapped Kubernetes Cluster

A step-by-step guide to running Grafana OnCall without any egress to grafana.com — using OCI artifacts, init containers, and Kubernetes secrets to deliver plugins in restricted environments.

April 2026

Kubernetes Statefulsets

In simplest terms StatefulSets are Kubernetes component that is used specifically for stateful applications. These are workload API object used to manage stateful applications. They manage the deployment and scaling of a set of Pods (Creating more replicas or deleting them), and StatefulSets are also responsible for the ordering and uniqueness of these Pods. StatefulSet was released in the Kubernetes 1.9 release, let see K8s Statefulsets in this article...

October 2024

Kubernetes Deployment Strategies

Kubernetes, or K8s, is an open-source container orchestration technology used to automate the manual processes of deploying, managing, and scaling applications with the help of containers. Originally developed by engineers at Google, Kubernetes was donated to the CNCF (Cloud Native Computing Foundation) in 2015...

June 2024

Beginners guide to Kubernetes namespaces

August 2024

Everything about Artifacts for DevOps

Artifacts - from beginner to advanced. · What are artifacts? In the broadest sense, artifacts are objects or items created or modified by humans that...

October 2023

Technical Writer (GeeksforGeeks)

September 2023 – May 2024

YAML - from basics to advanced

explaining YAML from basics to advanced · What is YAML? YAML (which stands for 'YAML Ain't Markup Language') is a human-readable data serialization...

October 2023

CNCF Zero to Merge

CNCF Zero to merge is an Incubator program that help you work with CNCF projects, understand large and complex codebases and contribute to them.

Aug 2023 - Sep 2023