8000 fix: don't apply pod anti-affinity and TopologySpreadConstraints for action job by cjc7373 · Pull Request #9344 · apecloud/kubeblocks · GitHub
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fix: don't apply pod anti-affinity and TopologySpreadConstraints for action job #9344

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merged 1 commit into from
May 7, 2025
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fix: don't apply pod anti-affinity and TopologySpreadConstraints for action job #9344

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6 changes: 5 additions & 1 deletion pkg/controller/component/component_lifecycle_action_utils.go
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Original file line number Diff line number Diff line change
Expand Up @@ -282,8 +282,12 @@ func BuildJobSchdulingPolicy(job *batchv1.Job, comp *appsv1alpha1.Component, clu
job.Spec.Template.Spec.NodeSelector = schedulingPolicy.NodeSelector
job.Spec.Template.Spec.NodeName = schedulingPolicy.NodeName
job.Spec.Template.Spec.Affinity = schedulingPolicy.Affinity
// anti-affinity can lead to a pending pod if there's very few node matching the topology domain.
// On the other hand, job is auxiliary, so anti-affinity doesn't make much sense (so is TopologySpreadConstraints)
if job.Spec.Template.Spec.Affinity != nil {
job.Spec.Template.Spec.Affinity.PodAntiAffinity = nil
}
job.Spec.Template.Spec.Tolerations = schedulingPolicy.Tolerations
job.Spec.Template.Spec.TopologySpreadConstraints = schedulingPolicy.TopologySpreadConstraints
return nil
}

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