Knative
knative-v1.23.0Orchestration & ManagementJul 29, 2026
Knative v1.23.0 is a routine feature and bugfix release for Serving. It introduces opt-in ephemeral volumes support, adds IPv6 autoscaler functionality, tightens startup probe validation, and fixes a WebSocket state tracking issue.
breakingStartup probe validation tightened
Startup probe validation is now enforced in user and sidecar containers. Review existing startupProbe configurations to ensure they comply with the tightened validation rules before upgrading.
Key changes (5)
- Startup probe validation tightened in user and sidecar containers
- Ephemeral volumes support added via volumeClaimTemplate (opt-in: kubernetes.podspec-volumes-ephemeral flag)
- IPv6 autoscaler EndpointSlice and activator port support
- WebSocket connection state tracking in ResponseRecorder fixed
- TestMinScaleAnnotationChange flakiness addressed
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