Difference between revisions of "Kubernetes troubleshooting"
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| Line 4: | Line 4: | ||
* <code>[[kubectl get events -A]]</code> | * <code>[[kubectl get events -A]]</code> | ||
* <code>[[kubectl describe pod]] your_pod</code> | * <code>[[kubectl describe pod]] your_pod</code> | ||
| − | * <code>[[kubectl describe nodes]]</code>, review [[kubectl describe nodes (conditions:)|conditions:]] | + | * <code>[[kubectl describe nodes]]</code>, review <code>[[kubectl describe nodes (conditions:)|conditions:]]</code> |
Revision as of 11:12, 16 December 2022
kubectl logs your_podkubectl get events -Akubectl describe pod your_podkubectl describe nodes, reviewconditions:
- Tools:
kubectl top or K9s, crictl
- FailedScheduling:
Insufficient cpu,Insufficient memory,timed out waiting for the condition,unbound immediate PersistentVolumeClaims
Kubernetes components
Related
- Kubernetes node events:
BackoffLimitExceeded, BackOff, NodeNotReady, FailedScheduling kubectl --clusterReadiness probe errored- Readiness, Liveness
- Reason: ProbeWarning
- Kubernetes Pod Disruptions
Unable to connect to the server, ~/.kube/configDiskPressureCalculateExpectedPodCountFailed
See also
kubectl get events, OOMKilling, FailedKillPod, SuccessfulDelete, SuccessfulCreate, NoPods, Warning, Critical, NodeSysctlChange, FailedAttachVolume, FailedMount, UnAvailableLoadBalancer, FailedCreatePodSandBox, InvalidDiskCapacity, Scheduled, NetworkNotReady, Evict, Killing, SuccessfulReconcilied, FailedToUpdateEndpointSlices, BackendNotFound, FailedScheduling, ProvisioningFailed- Kubernetes node events: Kubernetes node events,
NodeNotSchedulable,NodeAllocatableEnforced,NodeHasNoDiskPressure, DiskPressure, NodeHasSufficientMemory,NodeHasSufficientPID,RegisteredNode,InvalidDiskCapacity,Starting,NodeReady,RemovingNode - K8s troubleshooting:
kubectl logs, kubectl top, kubectl get events -A, kubectl describe pod, Liveness, Readiness,Kubernetes events, Pulling image, OOMKilled, ProbeWarning, Reason,FailedScheduling,errImagePull, ImagePullBackOff, Kubelet conditions:MemoryPressure, DiskPressure, KubeletHasSufficientPID, KubeletReady, kubectl [ debug | attach | exec ] kubectl cluster-info dump, SimKube, KWOK
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