SIG-Node - 1

2026 (2)

February (1)

k8s: Introducing Node Readiness Controller

Kubernetes Official Blog

2026-02-03

The Node Readiness Controller is a new Kubernetes project that provides a declarative system (NodeReadinessRule) to manage node taints based on custom node conditions. It extends readiness guardrails during node bootstrapping and runtime by automating taint application/removal so workloads land only on nodes that meet infrastructure-specific requirements.

January (1)

k8s: Kubernetes v1.35: New level of efficiency with in-place Pod restart

Kubernetes Official Blog

2026-01-02

Kubernetes v1.35 introduces an alpha feature, Restart All Containers (enabled with the RestartAllContainersOnContainerExits feature gate), which adds a RestartAllContainers action to container restart rules to perform a fast, in-place full Pod restart that preserves Pod UID, IP, sandbox and volumes while re-running init, sidecar and application containers.

2025 (2)

December (2)

k8s: Kubernetes v1.35: Fine-grained Supplemental Groups Control Graduates to GA

Kubernetes Official Blog

2025-12-23

Kubernetes v1.35 graduates fine-grained supplemental groups control to GA via a new Pod field, supplementalGroupsPolicy, letting clusters choose whether to merge group memberships from the container image (/etc/group) or enforce only groups declared in the Pod (Strict) to reduce implicit, hard-to-audit GIDs and improve security (especially for volume access).

k8s: Kubernetes v1.35: Kubelet Configuration Drop-in Directory Graduates to GA

Kubernetes Official Blog

2025-12-22

Kubernetes v1.35 graduates the kubelet configuration drop-in directory to GA: the --config-dir kubelet flag is now production-ready and automatically merges drop-in files with the main kubelet configuration. This simplifies managing different kubelet settings across heterogeneous node pools and supports staged rollouts and targeted overrides without complex tooling.