https://kueue.sigs.k8s.io/v0.20/docs/concepts/preemption/Recent content in Preemption on KueueHugoenWed, 30 Sep 2026 22:11:28 +0300https://kueue.sigs.k8s.io/v0.20/docs/concepts/preemption/configurable_preemption/Tue, 22 Sep 2026 00:00:00 +0000https://kueue.sigs.k8s.io/v0.20/docs/concepts/preemption/configurable_preemption/<div class="feature-state-notice feature-alpha"> <span class="feature-state-name">Feature state</span> alpha since Kueue v0.20 </div> <div class="alert alert-warning" role="alert"> <h4 class="alert-heading">Cascading Preemption Risk</h4> Configurable Preemptions is an advanced capability intended for power users and cluster administrators. Custom preemption rules carry inherent operational risks: if rules are misconfigured or symmetric (e.g., jobs can mutually preempt one another), they can trigger cascading preemptions and continuous job disruptions across the cluster. </div> <p>Configurable Preemptions introduces a declarative mechanism to define when preemption should occur and which workloads are eligible for eviction. It complements Kueue&rsquo;s existing <a href="https://kueue.sigs.k8s.io/v0.20/docs/concepts/preemption/#classic-preemption">Classic Preemption</a> and <a href="https://kueue.sigs.k8s.io/v0.20/docs/concepts/preemption/#fair-sharing">Fair Sharing</a> algorithms by enabling policies for complex operational scenarios, such as:</p>