Certification955 problems· 24 reviewed

CKA

955 incident response problems that help with CKA prep.

All problems (955)

K8S-1857An HPA metric is visible and one autoscaler still reads zeroAn autoscaler still reads zero after metrics became visible.KubernetesBeginner8 minFreeK8S-1867An HPA metric is visible and one autoscaler still reads zeroAn autoscaler still reads zero after metrics became visible.KubernetesBeginner8 minFreeK8S-1877An HPA metric is visible and one autoscaler still reads zeroAn autoscaler still reads zero after metrics became visible.KubernetesBeginner8 minFreeK8S-1897An HPA metric is visible and one autoscaler still reads zeroAn autoscaler still reads zero after metrics became visible.KubernetesBeginner8 minFreeK8S-1917An HPA metric is visible and one autoscaler still reads zeroAn autoscaler still reads zero after metrics became visible.KubernetesBeginner8 minFreeK8S-1937An HPA metric is visible and one autoscaler still reads zeroAn autoscaler still reads zero after metrics became visible.KubernetesBeginner8 minFreeK8S-1947An HPA metric is visible and one autoscaler still reads zeroAn autoscaler still reads zero after metrics became visible.KubernetesBeginner8 minFreeK8S-1957An HPA metric is visible and one autoscaler still reads zeroAn autoscaler still reads zero after metrics became visible.KubernetesBeginner8 minFreeK8S-027Secret key name changed but envFrom stays silentThe pod starts, but the expected environment variable never appears because the secret key no longer matches application expectations.KubernetesBeginner14 minFreeK8S-053CronJob launches overlapping runsThe schedule looks correct, but long-running executions stack on top of each other and double-process the same workload window.KubernetesBeginner16 minFreeK8S-021DaemonSet rolls out everywhere except tainted nodesDaemonSet rolls out everywhere except tainted nodes is a hands-on troubleshooting drill. The manifest looks correct, but taints and tolerations keep the agent from reaching the nodes that matter most. Kubernetes Scheduling and Capacity needs to be checked by narrowing scope, r...KubernetesBeginner16 minFreeK8S-1712A ConfigMap is current and one pod still reads stale valuesA pod still reads stale values after the ConfigMap update.KubernetesBeginner6 minFreeK8S-1782A ConfigMap is refreshed and one mount still shows stale dataA mount still shows stale data after a ConfigMap refresh.KubernetesBeginner6 minFreeK8S-1802A ConfigMap is refreshed and one mount still shows stale valuesOne mount still shows stale values after the ConfigMap refresh.KubernetesBeginner6 minFreeK8S-1822A ConfigMap is refreshed and one mount still shows stale valuesOne mount still shows stale values after the ConfigMap refresh.KubernetesBeginner6 minFreeK8S-1842A ConfigMap is refreshed and one mount still shows stale valuesOne mount still shows stale values after the ConfigMap refresh.KubernetesBeginner6 minFreeK8S-1862A ConfigMap is refreshed and one mount still shows stale valuesOne mount still shows stale values after the ConfigMap refresh.KubernetesBeginner6 minFreeK8S-1872A ConfigMap is refreshed and one mount still shows stale valuesOne mount still shows stale values after the ConfigMap refresh.KubernetesBeginner6 minFreeK8S-1882A ConfigMap is refreshed and one mount still shows stale valuesOne mount still shows stale values after the ConfigMap refresh.KubernetesBeginner6 minFreeK8S-1902A ConfigMap is refreshed and one mount still shows stale valuesOne mount still shows stale values after the ConfigMap refresh.KubernetesBeginner6 minFree