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Kubernetes
83 posts
Kubernetes is an open-source container orchestration system for automating software deployment, scaling, and management. Originally designed by Google, the project is now maintained by a worldwide community of contributors, and the trademark is held by the Cloud Native Computing Foundation.
How to Use StatefulSets in Kubernetes
Deployments are great until you need something Kubernetes’ default “cattle, not pets” philosophy actively fights against: stable network…
How to Implement PodDisruptionBudgets in Kubernetes
Not every pod restart in Kubernetes happens because something broke. Node upgrades, cluster autoscaler scale-downs, kubectl drain during…
How to Configure Kubernetes for Multi-tenancy
At some point, almost every organization running Kubernetes faces the same question: do we give every team their…
How to Manage ConfigMaps in Kubernetes
Hardcoding configuration into a container image is one of the fastest ways to turn a simple environment change…
How to Set Up Kubernetes Dashboard
Sometimes you just want to look at your cluster instead of typing another kubectl get pods -o wide.…
How to Create a Kubernetes Secret
Every application eventually needs to hold onto something sensitive — a database password, an API key, a TLS…
How to Set Up Custom Metrics in Kubernetes
CPU and memory utilization are the default signals the Horizontal Pod Autoscaler understands out of the box, but…
How to Perform a Blue-Green Deployment in Kubernetes
If you’ve ever pushed a new release and then spent the next hour anxiously refreshing dashboards, hoping nothing…
How to Debug Pods in Kubernetes
I don’t think there’s a Kubernetes user alive who hasn’t stared at a Pod stuck in CrashLoopBackOff at…
How to Set Up Kubernetes Ingress Controller
The first time I tried exposing a handful of services in a cluster, I created a LoadBalancer Service…