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Kubernetes applications¶

This section lists the alerts for Kubernetes applications.

For troubleshooting guidelines, see Troubleshoot Kubernetes applications alerts.

KubePodsCrashLooping
KubePodsNotReady
KubePodsRegularLongTermRestarts
KubeDeploymentGenerationMismatch
KubeDeploymentReplicasMismatch
KubeDeploymentOutage
KubeStatefulSetReplicasMismatch
KubeStatefulSetGenerationMismatch
KubeStatefulSetOutage
KubeStatefulSetUpdateNotRolledOut
KubeDaemonSetRolloutStuck
KubeDaemonSetNotScheduled
KubeDaemonSetMisScheduled
KubeDaemonSetOutage
KubeCronJobRunning
KubeJobFailed

KubePodsCrashLooping¶

Severity	Warning
Summary	Pod of `{{ $labels.created_by_name }}` `{{ $labels.created_by_kind }}` in crash loop.
Description	At least one Pod container of `{{ $labels.created_by_name }}` `{{ $labels.created_by_kind }}` in the `{{ $labels.namespace }}` namespace was restarted more than twice during the last 20 minutes.

KubePodsNotReady¶

Removed in MCC 2.25.0 (17.0.0 and 16.0.0)

Severity	Warning
Summary	Pods of `{{ $labels.created_by_name }}` `{{ $labels.created_by_kind }}` in non-ready state.
Description	`{{ $labels.created_by_name }}` `{{ $labels.created_by_kind }}` in the `{{ $labels.namespace }}` namespace has Pods in non-`Ready` state for longer than 12 minutes.

KubePodsRegularLongTermRestarts¶

Severity	Warning
Summary	`{{ $labels.created_by_name }}` `{{ $labels.created_by_kind }}` Pod restarted regularly.
Description	The Pod of `{{ $labels.created_by_name }}` `{{ $labels.created_by_kind }}` in the `{{ $labels.namespace }}` namespace has a container that was restarted at least once a day during the last 2 days.

KubeDeploymentGenerationMismatch¶

Severity	Major
Summary	Deployment `{{ $labels.deployment }}` generation does not match the metadata.
Description	The `{{ $labels.namespace }}`/`{{ $labels.deployment }}` Deployment generation does not match the metadata, indicating that the Deployment has failed but has not been rolled back.

KubeDeploymentReplicasMismatch¶

Severity	Major
Summary	Deployment `{{ $labels.deployment }}` has wrong number of replicas.
Description	The `{{ $labels.namespace }}`/`{{ $labels.deployment }}` Deployment has not matched the expected number of replicas for longer than 30 minutes.

KubeDeploymentOutage¶

Severity	Critical
Summary	Deployment `{{ $labels.deployment }}` outage.
Description	The `{{ $labels.namespace }}`/`{{ $labels.deployment }}` Deployment has all Pod(s) unavailable for the last 5 minutes.

KubeStatefulSetReplicasMismatch¶

Severity	Major
Summary	StatefulSet `{{ $labels.statefulset }}` has a wrong number of ready replicas.
Description	The `{{ $labels.namespace }}`/`{{ $labels.statefulset }}` StatefulSet has not matched the expected number of ready replicas for longer than 30 minutes.

KubeStatefulSetGenerationMismatch¶

Severity	Major
Summary	StatefulSet `{{ $labels.statefulset }}` generation does not match the metadata.
Description	The `{{ $labels.namespace }}`/`{{ $labels.statefulset }}` StatefulSet generation does not match the metadata, indicating that the StatefulSet has failed but has not been rolled back.

KubeStatefulSetOutage¶

Severity	Critical
Summary	StatefulSet `{{ $labels.statefulset }}` outage.
Description	The `{{ $labels.namespace }}`/`{{ $labels.statefulset }}` StatefulSet has more than 1 not ready replica for the last 5 minutes.

KubeStatefulSetUpdateNotRolledOut¶

Severity	Major
Summary	StatefulSet `{{ $labels.statefulset }}` update has not been rolled out.
Description	The `{{ $labels.namespace }}`/`{{ $labels.statefulset }}` StatefulSet update has not been rolled out.

KubeDaemonSetRolloutStuck¶

Severity	Major
Summary	DaemonSet `{{ $labels.daemonset }}` is not ready.
Description	`{{ $value }}` Pods of the `{{ $labels.namespace }}`/`{{ $labels.daemonset }}` DaemonSet are scheduled but not ready.

KubeDaemonSetNotScheduled¶

Severity	Warning
Summary	DaemonSet `{{ $labels.daemonset }}` has not scheduled pods
Description	`{{ $value }}` Pods of the `{{ $labels.namespace }}`/`{{ $labels.daemonset }}` DaemonSet are not scheduled.

KubeDaemonSetMisScheduled¶

Removed in 2.27.0 (17.2.0 and 16.2.0)

Severity	Warning
Summary	DaemonSet `{{ $labels.daemonset }}` has misscheduled pods.
Description	`{{ $value }}` Pods of the `{{ $labels.namespace }}`/`{{ $labels.daemonset }}` DaemonSet are running where they are not supposed to run.

KubeDaemonSetOutage¶

Severity	Critical
Summary	DaemonSet `{{ $labels.daemonset }}` outage.
Description	All Pods of the `{{ $labels.namespace }}`/`{{ $labels.daemonset }}` DaemonSet are scheduled but not ready for the last 2 minutes.

KubeCronJobRunning¶

Severity	Warning
Summary	CronJob `{{ $labels.cronjob }}` is stuck.
Description	The `{{ $labels.namespace }}`/`{{ $labels.cronjob }}` CronJob missed its scheduled time (waiting for 15 minutes to start).

KubeJobFailed¶

Severity	Warning
Summary	Job `{{ $labels.created_by_name }}` has failed.
Description	`{{ $value }}` Pod(s) of the `{{ $labels.namespace }}`/`{{ $labels.created_by_name }}` Job failed to complete.