GKE Gateway Enhances Session Affinity with GA of GCPTrafficDistributionPolicy
Google Kubernetes Engine Gateway now offers general availability for session affinity support via `GCPTrafficDistributionPolicy`. This enhancement, for single-cluster GKE Gateway load balancers, includes a new `STRONG_COOKIE_AFFINITY` type, providing highly persistent session stickiness. It supports specific GatewayClasses like `gke-l7-rilb` and `gke-l7-regional-external-managed`. Users must ensure their GKE clusters meet minimum version requirements for specific affinity types.
Features (1) ›
- Google Kubernetes Engine
Session affinity support using GCPTrafficDistributionPolicy for GKE Gateway is generally available. This release currently supports single-cluster GKE Gateway load balancers using the following GatewayClasses: gke-l7-rilb gke-l7-regional-external-managed gke-l7-global-external-managed In addition to the session affinity types available in Preview, you can now use the STRONG_COOKIE_AFFINITY type, which provides the most persistent session stickiness among the session affinity types available in Google Cloud Application Load Balancers. The session affinity types require the following minimum GKE
https://docs.cloud.google.com/release-notes#August_31_2026
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