Challenge, Easy, on
Kubernetes Pod Scheduling: nodeSelector and Node Affinity
Start with nodeSelector for simple node targeting, then upgrade to node affinity for expressive matching that nodeSelector cannot handle.
Submissions: 29/33
Challenges
Focused hands-on problems designed to help you hone your DevOps or Server Side skills. Some challenges are more educational, while others are based on real-world scenarios. The platform provides hints and feedback for each challenge, including automated solution checks.
Challenge, Medium, on
Kubernetes Pod Scheduling: Taints, Tolerations and Node Affinity - Why You May Need Both
See why taints and tolerations alone or node affinity alone are not enough to fully control pod placement on dedicated nodes.
Submissions: 19/26
Challenge, Medium, on
Schedule Pods Using Taints, Tolerations and Node Affinity
by Omkar Shelke
A Kubernetes cluster has tainted nodes to restrict pod scheduling. Configure a Deployment to schedule pods exclusively on a specific tainted node using both tolerations and required node affinity.
Submissions: 23/30
Challenge, Medium, on
Bind a PersistentVolume to a Specific Node Using Node Affinity
by Omkar Shelke
Create a PersistentVolume backed by local storage that can be used only on a specific node, and bind it to a PersistentVolumeClaim using label selectors.
Submissions: 19/22