Kubernetes
Kubernetes Namespaces Stuck in Terminating State: Causes and Solutions
8 min readIf you’ve worked with Kubernetes long enough, you’ve likely encountered the frustrating scenario where a namespace refuses to be deleted, remaining perpetually in the “Terminating” …
Demystifying Kubelet Configuration: The New /flagz Endpoint in Kubernetes v1.33
6 min readIf you’ve ever spent hours trying to figure out why a Kubernetes node is behaving differently than expected, you know the frustration of digging through logs, SSH sessions, and …
Kubernetes v1.37 DRA: Extended Resources GA, Device Taints
6 min readKubernetes v1.37 (released 2026-08-26) is the release where Dynamic Resource Allocation (DRA) can replace a device plugin without touching existing workloads: a Pod that asks for …
Live Pod Resizing in Kubernetes: A Practical Guide to InPlacePodVerticalScaling
9 min readOne of Kubernetes’ longstanding limitations has been the inability to change a running pod’s resource allocations without completely restarting it. For stateless applications …
Reddit Kubernetes Cluster Upgrade Failure: When Updates Take Down Production
19 min readOn March 14, 2023, Reddit experienced a multi-hour production outage affecting their entire platform during what should have been a routine Kubernetes cluster upgrade. The incident …
RKE2 Deep Dive
1 min readRKE2 brings enhanced security and performance improvements to Kubernetes clusters. This section covers setup, configuration, and troubleshooting of RKE2 clusters. Cloud Providers …
Setting Up the Linode (Akamai) Cloud Provider for RKE2
7 min readIntroduction RKE2 runs fine on plain Linode instances, but without a cloud provider the cluster knows nothing about the platform underneath it. Service type=LoadBalancer stays …
Training
1 min readExplore our in-depth training resources on Kubernetes, Rancher, networking, and more. Training Categories Kubernetes Deep Dive Rancher RKE2 RKE2 the hard way Longhorn Networking …