Gang termination fix

docs/api-reference/operator-api.md

@@ -253,6 +253,7 @@ _Appears in:_
 | `cliqueNames` _string array_ | CliqueNames is the list of names of the PodClique's that are part of the scaling group. |  |  |
 | `replicas` _integer_ | Replicas is the desired number of replicas for the scaling group at template level.<br />This allows one to control the replicas of the scaling group at startup.<br />If not specified, it defaults to 1. | 1 |  |
 | `minAvailable` _integer_ | MinAvailable serves two purposes:<br />Gang Scheduling:<br />It defines the minimum number of replicas that are guaranteed to be gang scheduled.<br />Gang Termination:<br />It defines the minimum requirement of available replicas for a PodCliqueScalingGroup.<br />Violation of this threshold for a duration beyond TerminationDelay will result in termination of the PodCliqueSet replica that it belongs to.<br />Default: If not specified, it defaults to 1.<br />Constraints:<br />MinAvailable cannot be greater than Replicas.<br />If ScaleConfig is defined then its MinAvailable should not be less than ScaleConfig.MinReplicas. | 1 |  |
+| `terminationDelay` _[Duration](https://kubernetes.io/docs/reference/generated/kubernetes-api/v1.33/#duration-v1-meta)_ | TerminationDelay overrides the PodCliqueSet-level terminationDelay for this scaling group.<br />Can only be set if PodCliqueSetTemplateSpec.TerminationDelay is set (gang termination is enabled).<br />When set, this value is used instead of the PodCliqueSet-level terminationDelay for gang termination<br />decisions affecting this scaling group's replicas. |  |  |
 | `scaleConfig` _[AutoScalingConfig](#autoscalingconfig)_ | ScaleConfig is the horizontal pod autoscaler configuration for the pod clique scaling group. |  |  |
 | `topologyConstraint` _[TopologyConstraint](#topologyconstraint)_ | TopologyConstraint defines topology placement requirements for PodCliqueScalingGroup.<br />Must be equal to or stricter than parent PodCliqueSet constraints. |  |  |
 
@@ -458,7 +459,7 @@ _Appears in:_
 | `priorityClassName` _string_ | PriorityClassName is the name of the PriorityClass to be used for the PodCliqueSet.<br />If specified, indicates the priority of the PodCliqueSet. "system-node-critical" and<br />"system-cluster-critical" are two special keywords which indicate the<br />highest priorities with the former being the highest priority. Any other<br />name must be defined by creating a PriorityClass object with that name.<br />If not specified, the pod priority will be default or zero if there is no default. |  |  |
 | `headlessServiceConfig` _[HeadlessServiceConfig](#headlessserviceconfig)_ | HeadlessServiceConfig defines the config options for the headless service.<br />If present, create headless service for each PodGang. |  |  |
 | `topologyConstraint` _[TopologyConstraint](#topologyconstraint)_ | TopologyConstraint defines topology placement requirements for PodCliqueSet. |  |  |
-| `terminationDelay` _[Duration](https://kubernetes.io/docs/reference/generated/kubernetes-api/v1.33/#duration-v1-meta)_ | TerminationDelay is the delay after which the gang termination will be triggered.<br />A gang is a candidate for termination if number of running pods fall below a threshold for any PodClique.<br />If a PodGang remains a candidate past TerminationDelay then it will be terminated. This allows additional time<br />to the kube-scheduler to re-schedule sufficient pods in the PodGang that will result in having the total number of<br />running pods go above the threshold.<br />Defaults to 4 hours. |  |  |
+| `terminationDelay` _[Duration](https://kubernetes.io/docs/reference/generated/kubernetes-api/v1.33/#duration-v1-meta)_ | TerminationDelay is the delay after which the gang termination will be triggered.<br />A gang is a candidate for termination if number of running pods fall below a threshold for any PodClique.<br />If a PodGang remains a candidate past TerminationDelay then it will be terminated. This allows additional time<br />to the kube-scheduler to re-schedule sufficient pods in the PodGang that will result in having the total number of<br />running pods go above the threshold.<br />When not set (nil), gang termination is disabled for the entire PodCliqueSet.<br />When set, gang termination is enabled and PodCliqueScalingGroups may optionally override this value. |  |  |
 | `podCliqueScalingGroups` _[PodCliqueScalingGroupConfig](#podcliquescalinggroupconfig) array_ | PodCliqueScalingGroupConfigs is a list of scaling groups for the PodCliqueSet. |  |  |
 
 
@@ -504,6 +505,7 @@ _Appears in:_
 | `updatedReplicas` _integer_ | UpdatedReplicas is the number of Pods that have been updated and are at the desired revision of the PodClique. | 0 |  |
 | `scheduleGatedReplicas` _integer_ | ScheduleGatedReplicas is the number of Pods that have been created with one or more scheduling gate(s) set.<br />Sum of ReadyReplicas and ScheduleGatedReplicas will always be <= Replicas. | 0 |  |
 | `scheduledReplicas` _integer_ | ScheduledReplicas is the number of Pods that have been scheduled by the kube-scheduler. | 0 |  |
+| `wasAvailable` _boolean_ | WasAvailable indicates whether the PodClique has ever reached its MinAvailable threshold.<br />Once set to true, it remains true for the lifetime of the PodClique.<br />This field is used for gang termination: a PodClique can only be considered in breach of<br />MinAvailable if it was previously available (WasAvailable=true). | false |  |
 | `hpaPodSelector` _string_ | Selector is the label selector that determines which pods are part of the PodClique.<br />PodClique is a unit of scale and this selector is used by HPA to scale the PodClique based on metrics captured for the pods that match this selector. |  |  |
 | `conditions` _[Condition](https://kubernetes.io/docs/reference/generated/kubernetes-api/v1.33/#condition-v1-meta) array_ | Conditions represents the latest available observations of the clique by its controller. |  |  |
 | `currentPodCliqueSetGenerationHash` _string_ | CurrentPodCliqueSetGenerationHash establishes a correlation to PodCliqueSet generation hash indicating<br />that the spec of the PodCliqueSet at this generation is fully realized in the PodClique. |  |  |