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add(scheduler/framework): implement smaller Pod update events

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This commit is contained in:
Kensei Nakada
2024-01-07 04:59:21 +00:00
parent 8f265b6305
commit 0cd1ee4259
11 changed files with 267 additions and 67 deletions
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4
pkg/scheduler/framework/plugins/interpodaffinity/plugin.go
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@@ -62,7 +62,7 @@ func (pl *InterPodAffinity) EventsToRegister(_ context.Context) ([]framework.Clu
// All ActionType includes the following events:
// - Delete. An unschedulable Pod may fail due to violating an existing Pod's anti-affinity constraints,
// deleting an existing Pod may make it schedulable.
// - Update. Updating on an existing Pod's labels (e.g., removal) may make
// - UpdatePodLabel. Updating on an existing Pod's labels (e.g., removal) may make
// an unschedulable Pod schedulable.
// - Add. An unschedulable Pod may fail due to violating pod-affinity constraints,
// adding an assigned Pod may make it schedulable.
@@ -75,7 +75,7 @@ func (pl *InterPodAffinity) EventsToRegister(_ context.Context) ([]framework.Clu
// As a workaround, we add UpdateNodeTaint event to catch the case.
// We can remove UpdateNodeTaint when we remove the preCheck feature.
// See: https://github.com/kubernetes/kubernetes/issues/110175
{Event: framework.ClusterEvent{Resource: framework.Pod, ActionType: framework.All}, QueueingHintFn: pl.isSchedulableAfterPodChange},
{Event: framework.ClusterEvent{Resource: framework.Pod, ActionType: framework.Add | framework.UpdatePodLabel | framework.Delete}, QueueingHintFn: pl.isSchedulableAfterPodChange},
{Event: framework.ClusterEvent{Resource: framework.Node, ActionType: framework.Add | framework.UpdateNodeLabel | framework.UpdateNodeTaint}, QueueingHintFn: pl.isSchedulableAfterNodeChange},
}, nil
}