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Kubernetes - 1

2025 (12)

November (9)

azure: [In preview] Public Preview: Pod CIDR expansion in Azure CNI Overlay for AKS

Azure Updates

2025-11-14

Azure Kubernetes Service (AKS) now provides Pod CIDR expansion in the Azure CNI Overlay as a public preview to help clusters support larger and more dynamic Kubernetes workloads.

azure: [In preview] Public Preview: Scheduler profile configuration for AKS

Azure Updates

2025-11-12

Azure Kubernetes Service (AKS) is releasing a public preview that adds scheduler profile configuration with an in-tree plugin, enabling organizations running complex Kubernetes workloads to customize pod placement policies.

k8s: Ingress NGINX Retirement: What You Need to Know

Kubernetes Official Blog

2025-11-11

Kubernetes SIG Network and the Security Response Committee announced the retirement of Ingress NGINX. Best-effort maintenance will continue until March 2026; after that there will be no further releases, bug fixes, or security updates. Users are advised to migrate to Gateway API or another Ingress controller.

azure: [Launched] Generally Available: LocalDNS for AKS

Azure Updates

2025-11-11

Azure Kubernetes Service (AKS) announces general availability of LocalDNS, a built-in local DNS caching solution designed to reduce DNS resolution delays and improve reliability for large-scale clusters that experience high query volumes or upstream outages.

azure: [In preview] Public Preview: Flatcar Container Linux for AKS

Azure Updates

2025-11-11

Azure announced a public preview of Flatcar Container Linux as a node OS option for Azure Kubernetes Service (AKS). The offering aims to reduce configuration drift and manual changes by providing a lightweight, immutable, container-optimized Linux distribution with automated updates and a smaller attack surface, improving node consistency, security, and operational predictability.

azure: [In preview] Public Preview: Agentic CLI for AKS

Azure Updates

2025-11-11

Azure Kubernetes Service (AKS) is launching an agentic, AI-powered command-line experience (in public preview) to simplify diagnosing and resolving cluster issues by automating navigation of logs, telemetry, and diagnostics.

k8s: Announcing the 2025 Steering Committee Election Results

Kubernetes Official Blog

2025-11-09

The 2025 Kubernetes Steering Committee election concluded. Four of seven seats were up for election; the incoming members begin two-year terms immediately. The post announces the newly elected members, continuing members, election officers, emeritus members, and gives ways for the community to follow and participate in Steering Committee work.

k8s: Gateway API 1.4: New Features

Kubernetes Official Blog

2025-11-06

Gateway API v1.4.0 (released Oct 6, 2025) advances Kubernetes service networking with three features promoted to Standard (BackendTLSPolicy, supportedFeatures in GatewayClass status, and named rule fields for Routes) and several experimental additions (Mesh/XMesh, default Gateways, and an ExternalAuth filter for HTTPRoute). The release also adds per-port TLS/client-certificate configuration to address connection coalescing security, introduces a couple of breaking validation changes, improves CI/docs, and is usable on Kubernetes >=1.26.

azure: [Launched] Open Source: Announcing the DocumentDB Kubernetes Operator

Azure Updates

2025-11-05

Microsoft announced the open-source DocumentDB Kubernetes Operator, which lets you run DocumentDB (a MongoDB‑compatible, open-source document database built on PostgreSQL) on Kubernetes by extending the cluster with custom resource definitions (CRDs).

October (3)

k8s: 7 Common Kubernetes Pitfalls (and How I Learned to Avoid Them)

Kubernetes Official Blog

2025-10-20

The article outlines seven common Kubernetes pitfalls the author encountered—missing resource requests/limits, inadequate liveness/readiness probes, overreliance on kubectl logs, treating dev and prod identically, leaving stale resources, jumping into advanced networking too early, and weak security/RBAC—and gives pragmatic, experience-based advice to avoid each one.

k8s: Spotlight on Policy Working Group

Kubernetes Official Blog

2025-10-18

The Policy Working Group (now completed) worked to standardize and simplify policy management across the Kubernetes ecosystem. Led by co-chairs Jim Bugwadia, Poonam Lamba, and Andy Suderman, the group produced documentation, whitepapers, a CNCF survey, and the Policy Reports API, and helped educate the community about built-in policy APIs and CNCF policy tools. The WG coordinated with SIG Auth and SIG Security, faced contributor-time and consensus challenges, and encouraged newcomers to join meetings and review materials to get involved.

aks: Release 2025-10-12

Release notes from AKS

2025-10-17

AKS release 2025-10-12 announces OS retirements and upgrades, new billing for AKS Automatic, LTS patch releases, feature additions (GPU skip drivers, Envoy filters for Istio, VPA mode), behavioral changes to autoscaling and node provisioning, and multiple component and image updates across Azure Linux and Ubuntu node images and CSI/CNI/monitoring components.