This comprehensive guide details the process of setting up a high-availability k3s Kubernetes cluster. It uses keepalived for a virtual IP, a Galera cluster for the database, and Longhorn for distributed block storage to ensure no single point of failure.
https://raymii.org/s/tutorials/High_Available_k3s_kubernetes_cluster_with_keepalived_galera_and_longhorn.html

kubernetes operator manager

https://github.com/kkb0318/kom

The new major Helm release has become available

https://github.com/helm/helm/releases/tag/v4.0.0

⚠️ Ingress Nginx will be retired!

To prioritize the safety and security of the ecosystem, Kubernetes SIG Network and the Security Response Committee are announcing the upcoming retirement of Ingress NGINX 🪦

https://kubernetes.io/blog/2025/11/11/ingress-nginx-retirement/

This exploration by OpenSauced explains how they leverage Kubernetes Jobs to run OpenSSF Scorecard checks at a massive scale. The system is designed to assess the security posture of nearly any public repository on GitHub.
https://dev.to/opensauced/how-we-use-kubernetes-jobs-to-scale-openssf-scorecard-5bf2

This post offers an exploration of the fundamental traffic management capabilities within the Istio service mesh. Author Albert Riu covers core concepts like DestinationRules, VirtualServices, and Gateways to control and route traffic in a microservices architecture.
https://medium.com/@arivermar/exploring-the-basics-of-istio-traffic-management-cee13f0817c2

A log viewer for Kubernetes troubleshooting

https://github.com/GoogleCloudPlatform/khi

Ingress Nginx will be retired, time to choose a gateway api.

Gateway API Benchmarks provides a common set of tests to evaluate a Gateway API implementation.

https://github.com/howardjohn/gateway-api-bench

Kubernetes KMS Provider Plugin

https://github.com/beezy-dev/kleidi

This post from Causely.ai provides practical tips for dealing with the Out of Memory (OOM) Killer in Kubernetes environments. It covers how to diagnose OOMKilled events and configure resource requests and limits effectively to prevent them.
https://www.causely.ai/blog/kubernetes-oom-killer-tips

In this insightful piece, Lawrence Jones breaks down the nuances of measuring and understanding latency in distributed systems. The author emphasizes the importance of using percentiles and histograms over simple averages to get a true picture of system performance.
https://blog.lawrencejones.dev/latency/

Required tags validation on terraform resources

https://github.com/terratags/terratags

Cloudflare outage report
https://blog.cloudflare.com/18-november-2025-outage/

The Adore Me tech team shares their journey and best practices for mastering GitOps with Flux in this detailed publication. They discuss their implementation strategies, challenges overcome, and the benefits of adopting a fully declarative approach to continuous delivery.
https://adoreme.tech/mastering-gitops-with-flux-adoreme-024b56ac397b

It's a service mesh (kind of).

https://github.com/thebsdbox/smesh

This article from "login:" magazine explains how Google's SRE teams are adopting the STAMP (System-Theoretic Accident Model and Processes) framework. This shift moves from preventing individual component failures to managing complex system interactions for improved reliability.
https://www.usenix.org/publications/loginonline/evolution-sre-google

This blogpost provides a comprehensive guide on implementing SMART-on-FHIR authentication for AWS HealthLake using Terraform. It walks through the necessary configurations for HealthLake, Cognito, and Lambda to create a secure healthcare application.
https://medium.com/@kczpl/how-to-implement-smart-on-fhir-with-aws-healthlake-using-terraform-130389a1c0b8

#пятница

Ну почему бы и не поучаствовать в этом нескончаемом челлендже

Kubernetes volume populator

https://github.com/AdamShannag/volare