Posts in 2025

  • Kubernetes v1.33: In-Place Pod Resize Graduating to Beta

    By Tim Allclair (Google) | Monday, May 19, 2025 in Blog

    On behalf of the Kubernetes project, I am excited to announce that the in-place Pod resize feature (also known as In-Place Pod Vertical Scaling), first introduced as alpha in Kubernetes v1.27, is graduating to Beta and will be enabled by default in …

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  • Kubernetes v1.33: Updates to Container Lifecycle in Kubernetes v1.33

    By Sreeram Venkitesh (DigitalOcean) | Thursday, May 15, 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: 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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  • Kubernetes v1.33: New features in DRA

    By Morten Torkildsen (Google) Patrick Ohly (Intel) | Thursday, May 01, 2025 in Blog

    Kubernetes Dynamic Resource Allocation (DRA) was originally introduced as an alpha feature in the v1.26 release, and then went through a significant redesign for Kubernetes v1.31. The main DRA feature went to beta in v1.32, and the project hopes it …

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  • Kubernetes v1.33: Storage Capacity Scoring of Nodes for Dynamic Provisioning (alpha)

    By Yuma Ogami (Cybozu) | Wednesday, April 30, 2025 in Blog

    Kubernetes v1.33 introduces a new alpha feature called StorageCapacityScoring. This feature adds a scoring method for pod scheduling with the topology-aware volume provisioning. This feature eases to schedule pods on nodes with either the most or …

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