All Types
10 Challenges
Fix
Debug and repair broken Kubernetes configurations to restore application functionality.
Access Pending
The new deployment went out, the pod is Running, but it never becomes Ready.
The startup probe keeps failing with a mysterious "Forbidden" error.
hardRBAC & SecurityFix
15 min
1 completed
Job Failed
The nightly data processing job has been failing for the past week.
It starts, runs for a while, then suddenly disappears.
mediumJobs & CronJobsFix
15 min
2 completed
Partial Outage
The frontend app is up — but some users report failures. It's not the code. Investigate the cluster's configuration before the incident spreads.
easyNetworkingFix
10 min
5 completed
Pod Evicted
A data processing pod keeps crashing and getting evicted.
It was working fine yesterday, but now Kubernetes keeps killing it.
easyResources & ScalingFix
15 min
9 completed
Privilege Denied
A legacy application that used to run fine suddenly refuses to start.
The container never gets to run any code - it's blocked before it even begins.
mediumRBAC & SecurityFix
20 min
2 completed
Probes Drift
The app works perfectly in local tests. In Kubernetes? It never stays up long enough to find out.
mediumMonitoring & DebuggingFix
15 min
4 completed
Missing Credentials
A microservice can't connect to the database - it says the password is missing.
But the Secret is right there in the namespace. What's going on?
mediumVolumes & SecretsFix
20 min
1 completed
Stuck Pending
The pod refuses to start. It's been Pending for minutes.
The cluster has available nodes, but something is blocking scheduling.
mediumScheduling & AffinityFix
15 min
2 completed
Tainted Out
The pod can't schedule. Something about the nodes is blocking it.
Events mention taints but the meaning is unclear.
mediumScheduling & AffinityFix
20 min
3 completed
Wrong Selector
The Service exists but can't find any backend pods.
Requests to the service timeout, yet the pods are running fine.
easyPods & ContainersFix
10 min
6 completed