Kubernetes Blog

Posts in 2025

• Kubernetes v1.34: Autoconfiguration for Node Cgroup Driver Goes GA

  By Peter Hunt (Red Hat), Sergey Kanzhelev (Google) | Friday, September 12, 2025 in Blog

  Historically, configuring the correct cgroup driver has been a pain point for users running new Kubernetes clusters. On Linux systems, there are two different cgroup drivers: cgroupfs and systemd. In the past, both the kubelet and CRI implementation …

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• Kubernetes v1.34: Mutable CSI Node Allocatable Graduates to Beta

  By Eddie Torres (Amazon Web Services) | Thursday, September 11, 2025 in Blog

  The functionality for CSI drivers to update information about attachable volume count on the nodes, first introduced as Alpha in Kubernetes v1.33, has graduated to Beta in the Kubernetes v1.34 release! This marks a significant milestone in enhancing …

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• Kubernetes v1.34: Use An Init Container To Define App Environment Variables

  By HirazawaUi | Wednesday, September 10, 2025 in Blog

  Kubernetes typically uses ConfigMaps and Secrets to set environment variables, which introduces additional API calls and complexity, For example, you need to separately manage the Pods of your workloads and their configurations, while ensuring …

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• Kubernetes v1.34: Snapshottable API server cache

  By Marek Siarkowicz (Google) | Tuesday, September 09, 2025 in Blog

  For years, the Kubernetes community has been on a mission to improve the stability and performance predictability of the API server. A major focus of this effort has been taming list requests, which have historically been a primary source of high …

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• Kubernetes v1.34: VolumeAttributesClass for Volume Modification GA

  By Sunny Song (Google) | Monday, September 08, 2025 in Blog

  The VolumeAttributesClass API, which empowers users to dynamically modify volume attributes, has officially graduated to General Availability (GA) in Kubernetes v1.34. This marks a significant milestone, providing a robust and stable way to tune your …

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• Kubernetes v1.34: Pod Replacement Policy for Jobs Goes GA

  By Dejan Zele Pejchev (G-Research) | Friday, September 05, 2025 in Blog

  In Kubernetes v1.34, the Pod replacement policy feature has reached general availability (GA). This blog post describes the Pod replacement policy feature and how to use it in your Jobs. About Pod Replacement Policy By default, the Job controller …

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• Kubernetes v1.34: PSI Metrics for Kubernetes Graduates to Beta

  By Haowei Cai (Google) | Thursday, September 04, 2025 in Blog

  As Kubernetes clusters grow in size and complexity, understanding the health and performance of individual nodes becomes increasingly critical. We are excited to announce that as of Kubernetes v1.34, Pressure Stall Information (PSI) Metrics has …

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• Kubernetes v1.34: Service Account Token Integration for Image Pulls Graduates to Beta

  By Anish Ramasekar (Microsoft) | Wednesday, September 03, 2025 in Blog

  The Kubernetes community continues to advance security best practices by reducing reliance on long-lived credentials. Following the successful alpha release in Kubernetes v1.33, Service Account Token Integration for Kubelet Credential Providers has …

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• Kubernetes v1.34: Introducing CPU Manager Static Policy Option for Uncore Cache Alignment

  By Charles Wong (AMD) | Tuesday, September 02, 2025 in Blog

  A new CPU Manager Static Policy Option called prefer-align-cpus-by-uncorecache was introduced in Kubernetes v1.32 as an alpha feature, and has graduated to beta in Kubernetes v1.34. This CPU Manager Policy Option is designed to optimize performance …

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• Kubernetes v1.34: DRA has graduated to GA

  By The DRA team | Monday, September 01, 2025 in Blog

  Kubernetes 1.34 is here, and it has brought a huge wave of enhancements for Dynamic Resource Allocation (DRA)! This release marks a major milestone with many APIs in the resource.k8s.io group graduating to General Availability (GA), unlocking the …

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