title: Topology Aware Hints
kep-number: 2433
authors:
  - "@robscott"
owning-sig: sig-network
status: implementable
creation-date: 2021-02-04
reviewers:
  - "@andrewsykim"
  - "@bowei"
  - "@dcbw"
  - "@thockin"
approvers:
  - "@thockin"
  - "@wojtek-t"

see-also:
  - "https://docs.google.com/document/d/1ZzUoFY1SrdjVefl7gVOJZJLt1I1LHttw8pcX95nlgMY/edit?usp=sharing"
  - "github.com/kubernetes/enhancements/blob/master/keps/sig-network/2004-topology-aware-subsetting"
  - "github.com/kubernetes/enhancements/blob/master/keps/sig-network/2030-topology-aware-proxying"
  - "github.com/kubernetes/enhancements/blob/master/keps/sig-network/2086-service-internal-traffic-policy"
replaces:
  - "github.com/kubernetes/enhancements/tree/master/keps/sig-network/536-topology-aware-routing"

# The target maturity stage in the current dev cycle for this KEP.
stage: beta

# The most recent milestone for which work toward delivery of this KEP has been
# done. This can be the current (upcoming) milestone, if it is being actively
# worked on.
latest-milestone: "v1.27"

# The milestone at which this feature was, or is targeted to be, at each stage.
milestone:
  alpha: "v1.21"
  beta: "v1.23"
  stable: "v1.28"

# The following PRR answers are required at alpha release
# List the feature gate name and the components for which it must be enabled
feature-gates:
  - name: TopologyAwareHints
    components:
      - kube-controller-manager
      - kube-proxy
disable-supported: true

# The following PRR answers are required at beta release
metrics:
  - endpoint_slice_controller/endpointslices_changed_per_sync
  - endpoint_slice_controller/syncs
