Posts in 2025

  • Kubernetes 1.33: Job's SuccessPolicy Goes GA

    Thursday, May 15, 2025 in Blog

    On behalf of the Kubernetes project, I'm pleased to announce that Job success policy has graduated to General Availability (GA) as part of the v1.33 release. About Job's Success Policy In batch workloads, you might want to use leader-follower …

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  • Kubernetes v1.33: Updates to Container Lifecycle

    By Sreeram Venkitesh (DigitalOcean) | Wednesday, May 14, 2025 in Blog

    Kubernetes v1.33 introduces a few updates to the lifecycle of containers. The Sleep action for container lifecycle hooks now supports a zero sleep duration (feature enabled by default). There is also alpha support for customizing the stop signal sent …

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  • Kubernetes v1.33: Job's Backoff Limit Per Index Goes GA

    By Michał Woźniak (Google) | Tuesday, May 13, 2025 in Blog

    In Kubernetes v1.33, the Backoff Limit Per Index feature reaches general availability (GA). This blog describes the Backoff Limit Per Index feature and its benefits. About backoff limit per index When you run workloads on Kubernetes, you must …

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  • Kubernetes v1.33: Image Pull Policy the way you always thought it worked!

    By Ben Petersen (Microsoft), Stanislav Láznička (Microsoft) | Monday, May 12, 2025 in Blog

    Image Pull Policy the way you always thought it worked! Some things in Kubernetes are surprising, and the way imagePullPolicy behaves might be one of them. Given Kubernetes is all about running pods, it may be peculiar to learn that there has been a …

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  • Kubernetes v1.33: Streaming List responses

    By Marek Siarkowicz (Google), Wei Fu (Microsoft) | Friday, May 09, 2025 in Blog

    Managing Kubernetes cluster stability becomes increasingly critical as your infrastructure grows. One of the most challenging aspects of operating large-scale clusters has been handling List requests that fetch substantial datasets - a common …

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  • Kubernetes 1.33: Volume Populators Graduate to GA

    By Danna Wang (Google) Sunny Song (Google) | Thursday, May 08, 2025 in Blog

    Kubernetes volume populators are now generally available (GA)! The AnyVolumeDataSource feature gate is treated as always enabled for Kubernetes v1.33, which means that users can specify any appropriate custom resource as the data source of a …

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  • Kubernetes v1.33: From Secrets to Service Accounts: Kubernetes Image Pulls Evolved

    By Anish Ramasekar (Microsoft) | Wednesday, May 07, 2025 in Blog

    Kubernetes has steadily evolved to reduce reliance on long-lived credentials stored in the API. A prime example of this shift is the transition of Kubernetes Service Account (KSA) tokens from long-lived, static tokens to ephemeral, automatically …

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  • Kubernetes v1.33: Fine-grained SupplementalGroups Control Graduates to Beta

    By Shingo Omura (LY Corporation) | Tuesday, May 06, 2025 in Blog

    The new field, supplementalGroupsPolicy, was introduced as an opt-in alpha feature for Kubernetes v1.31 and has graduated to beta in v1.33; the corresponding feature gate (SupplementalGroupsPolicy) is now enabled by default. This feature enables to …

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  • Kubernetes v1.33: Prevent PersistentVolume Leaks When Deleting out of Order graduates to GA

    By Deepak Kinni (Broadcom) | Monday, May 05, 2025 in Blog

    I am thrilled to announce that the feature to prevent PersistentVolume (or PVs for short) leaks when deleting out of order has graduated to General Availability (GA) in Kubernetes v1.33! This improvement, initially introduced as a beta feature in …

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  • Kubernetes v1.33: Mutable CSI Node Allocatable Count

    By Eddie Torres (Amazon Web Services) | Friday, May 02, 2025 in Blog

    Scheduling stateful applications reliably depends heavily on accurate information about resource availability on nodes. Kubernetes v1.33 introduces an alpha feature called mutable CSI node allocatable count, allowing Container Storage Interface (CSI) …

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