website/content/en/docs/reference/glossary/preemption.md

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---
title: Preemption
id: preemption
date: 2019-01-31
full_link: /docs/concepts/configuration/pod-priority-preemption/#preemption
short_description: >
Preemption logic in Kubernetes helps a pending Pod to find a suitable Node by evicting low priority Pods existing on that Node.
aka:
tags:
- operation
---
Preemption logic in Kubernetes helps a pending {{< glossary_tooltip term_id="pod" >}} to find a suitable {{< glossary_tooltip term_id="node" >}} by evicting low priority Pods existing on that Node.
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If a Pod cannot be scheduled, the scheduler tries to [preempt](/docs/concepts/configuration/pod-priority-preemption/#preemption) lower priority Pods to make scheduling of the pending Pod possible.