Posts in 2023
Kubernetes v1.26: Alpha support for cross-namespace storage data sources
By Takafumi Takahashi (Hitachi Vantara) | Monday, January 02, 2023 in Blog
Kubernetes v1.26, released last month, introduced an alpha feature that lets you specify a data source for a PersistentVolumeClaim, even where the source data belong to a different namespace. With the new feature enabled, you specify a namespace in …
Posts in 2022
Kubernetes v1.26: Advancements in Kubernetes Traffic Engineering
By Andrew Sy Kim (Google) | Friday, December 30, 2022 in Blog
Kubernetes v1.26 includes significant advancements in network traffic engineering with the graduation of two features (Service internal traffic policy support, and EndpointSlice terminating conditions) to GA, and a third feature (Proxy terminating …
Kubernetes 1.26: Job Tracking, to Support Massively Parallel Batch Workloads, Is Generally Available
By Aldo Culquicondor (Google) | Thursday, December 29, 2022 in Blog
The Kubernetes 1.26 release includes a stable implementation of the Job controller that can reliably track a large amount of Jobs with high levels of parallelism. SIG Apps and WG Batch have worked on this foundational improvement since Kubernetes …
Kubernetes v1.26: CPUManager goes GA
By Francesco Romani (Red Hat) | Tuesday, December 27, 2022 in Blog
The CPU Manager is a part of the kubelet, the Kubernetes node agent, which enables the user to allocate exclusive CPUs to containers. Since Kubernetes v1.10, where it graduated to Beta, the CPU Manager proved itself reliable and fulfilled its role of …
Kubernetes 1.26: Pod Scheduling Readiness
By Wei Huang (Apple), Abdullah Gharaibeh (Google) | Monday, December 26, 2022 in Blog
Kubernetes 1.26 introduced a new Pod feature: scheduling gates. In Kubernetes, scheduling gates are keys that tell the scheduler when a Pod is ready to be considered for scheduling. What problem does it solve? When a Pod is created, the scheduler …
Kubernetes 1.26: Support for Passing Pod fsGroup to CSI Drivers At Mount Time
By Fabio Bertinatto (Red Hat), Hemant Kumar (Red Hat) | Friday, December 23, 2022 in Blog
Delegation of fsGroup to CSI drivers was first introduced as alpha in Kubernetes 1.22, and graduated to beta in Kubernetes 1.25. For Kubernetes 1.26, we are happy to announce that this feature has graduated to General Availability (GA). In this …
Kubernetes v1.26: GA Support for Kubelet Credential Providers
By Andrew Sy Kim (Google), Dixita Narang (Google) | Thursday, December 22, 2022 in Blog
Kubernetes v1.26 introduced generally available (GA) support for kubelet credential provider plugins, offering an extensible plugin framework to dynamically fetch credentials for any container image registry. Background Kubernetes supports the …
Kubernetes 1.26: Introducing Validating Admission Policies
By Joe Betz (Google), Cici Huang (Google) | Tuesday, December 20, 2022 in Blog
In Kubernetes 1.26, the 1st alpha release of validating admission policies is available! Validating admission policies use the Common Expression Language (CEL) to offer a declarative, in-process alternative to validating admission webhooks. CEL was …
Kubernetes 1.26: Device Manager graduates to GA
By Swati Sehgal (Red Hat) | Monday, December 19, 2022 in Blog
The Device Plugin framework was introduced in the Kubernetes v1.8 release as a vendor independent framework to enable discovery, advertisement and allocation of external devices without modifying core Kubernetes. The feature graduated to Beta in …
Kubernetes 1.26: Non-Graceful Node Shutdown Moves to Beta
By Xing Yang (VMware), Ashutosh Kumar (VMware) | Friday, December 16, 2022 in Blog
Kubernetes v1.24 introduced an alpha quality implementation of improvements for handling a non-graceful node shutdown. In Kubernetes v1.26, this feature moves to beta. This feature allows stateful workloads to failover to a different node after the …