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Kubernetes Scheduler Challenge

Drag-and-drop Pods onto Nodes while honoring kube scheduling rules: resources, taints/tolerations, selectors, and topology spread.

Category: Kubernetes

What You Will Learn

  • Understand Kubernetes pod scheduling algorithm
  • Configure resource requests and limits
  • Use node affinity, taints, and tolerations
  • Debug scheduling failures

Topics covered: kubernetes, scheduling, interactive

// simulator

Kubernetes Scheduler Challenge

Drag-and-drop Pods onto Nodes while honoring kube scheduling rules: resources, taints/tolerations, selectors, and topology spread.

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Level 1: Requests & Limits

Place all Pods without exceeding node capacity. Learn requests and basic bin-packing.

Time
180s
Score
Nodes used: 0
Remaining Pods
5
Tap a pod to see constraints and node compatibility.
node-a
zone: us-east-1a
CPU 0m / 2500m
Mem 0Mi / 4096Mi
Placed Pods
node-b
zone: us-east-1b
CPU 0m / 2500m
Mem 0Mi / 4096Mi
Placed Pods

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