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Merge pull request #1755 from tsj-30/fix/handle-single-node

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descheduler: handle single-node clusters gracefully
This commit is contained in:
Kubernetes Prow Robot
2025-10-13 01:36:56 -07:00
committed by GitHub
parent 925b388702 7d6f6fedec
commit 07b1c4e681
1 changed files with 2 additions and 2 deletions
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4
pkg/descheduler/descheduler.go
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@@ -356,8 +356,8 @@ func (d *descheduler) runDeschedulerLoop(ctx context.Context, nodes []*v1.Node)
// if len is still <= 1 error out
if len(nodes) <= 1 {
klog.V(1).InfoS("The cluster size is 0 or 1 meaning eviction causes service disruption or degradation. So aborting..")
return fmt.Errorf("the cluster size is 0 or 1")
klog.InfoS("Skipping descheduling cycle: requires >=2 nodes", "found", len(nodes))
return nil // gracefully skip this cycle instead of aborting
}
var client clientset.Interface