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Update annotation name and documentation.

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This commit is contained in:
Matt Matejczyk 2018-10-19 16:57:49 -04:00
parent 536cee71b4
commit d99b68a6e2
2 changed files with 34 additions and 10 deletions
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22
pkg/apis/core/annotation_key_constants.go
View File

@ -83,9 +83,21 @@ const (
// Not all cloud providers support this annotation, though AWS & GCE do.
AnnotationLoadBalancerSourceRangesKey = "service.beta.kubernetes.io/load-balancer-source-ranges"
// EndpointsLastUpdateTriggerTime is the annotation key, set for endpoints objects, that
// represents the timestamp (in milliseconds) of the last change that triggered the endpoints
// object update. This annotation will be used to compute the in-cluster network programming SLI.
// See https://github.com/kubernetes/community/blob/master/sig-scalability/slos/network_programming_latency.md
EndpointsLastUpdateTriggerTime = "endpoints.kubernetes.io/last-update-trigger-time"
// EndpointsLastChangeTriggerTime is the annotation key, set for endpoints objects, that
// represents the timestamp (in milliseconds) of the last change, of some pod or service object,
// that triggered the endpoints object change. In other words, if a Pod / Service changed at time
// T0, that change was observed by endpoints controller at T1, and the Endpoints object was
// changed at T2, the EndpointsLastChangeTriggerTime would be set to T0.
//
// The "endpoints change trigger" here means any Pod or Service change that resulted in the
// Endpoints object change.
//
// Given the definition of the "endpoints change trigger", please note that this annotation will
// be set ONLY for endpoints object changes triggered by either Pod or Service change. If the
// Endpoints object changes due to other reasons, this annotation won't be set (or updated if it's
// already set).
//
// This annotation will be used to compute the in-cluster network programming latency SLI, see
// https://github.com/kubernetes/community/blob/master/sig-scalability/slos/network_programming_latency.md
EndpointsLastChangeTriggerTime = "endpoints.kubernetes.io/last-change-trigger-time"
)

22
staging/src/k8s.io/api/core/v1/annotation_key_constants.go
View File

@ -79,9 +79,21 @@ const (
// Not all cloud providers support this annotation, though AWS & GCE do.
AnnotationLoadBalancerSourceRangesKey = "service.beta.kubernetes.io/load-balancer-source-ranges"
// EndpointsLastUpdateTriggerTime is the annotation key, set for endpoints objects, that
// represents the timestamp (in milliseconds) of the last change that triggered the endpoints
// object update. This annotation will be used to compute the in-cluster network programming SLI.
// See https://github.com/kubernetes/community/blob/master/sig-scalability/slos/network_programming_latency.md
EndpointsLastUpdateTriggerTime = "endpoints.kubernetes.io/last-update-trigger-time"
// EndpointsLastChangeTriggerTime is the annotation key, set for endpoints objects, that
// represents the timestamp (in milliseconds) of the last change, of some pod or service object,
// that triggered the endpoints object change. In other words, if a Pod / Service changed at time
// T0, that change was observed by endpoints controller at T1, and the Endpoints object was
// changed at T2, the EndpointsLastChangeTriggerTime would be set to T0.
//
// The "endpoints change trigger" here means any Pod or Service change that resulted in the
// Endpoints object change.
//
// Given the definition of the "endpoints change trigger", please note that this annotation will
// be set ONLY for endpoints object changes triggered by either Pod or Service change. If the
// Endpoints object changes due to other reasons, this annotation won't be set (or updated if it's
// already set).
//
// This annotation will be used to compute the in-cluster network programming latency SLI, see
// https://github.com/kubernetes/community/blob/master/sig-scalability/slos/network_programming_latency.md
EndpointsLastChangeTriggerTime = "endpoints.kubernetes.io/last-change-trigger-time"
)