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kubernetesControlPlane-prometheusRule.yaml
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apiVersion: monitoring.coreos.com/v1
kind: PrometheusRule
metadata:
labels:
app.kubernetes.io/name: kube-prometheus
app.kubernetes.io/part-of: kube-prometheus
prometheus: k8s
role: alert-rules
name: kubernetes-monitoring-rules
namespace: monitoring
spec:
groups:
- name: kubernetes-apps
rules:
- alert: KubePodCrashLooping
annotations:
description: 'Pod {{ $labels.namespace }}/{{ $labels.pod }} ({{ $labels.container
}}) is in waiting state (reason: "CrashLoopBackOff").'
runbook_url: https://runbooks.prometheus-operator.dev/runbooks/kubernetes/kubepodcrashlooping
summary: Pod is crash looping.
expr: |
max_over_time(kube_pod_container_status_waiting_reason{reason="CrashLoopBackOff", job="kube-state-metrics"}[5m]) >= 1
for: 15m
labels:
severity: warning
- alert: KubePodNotReady
annotations:
description: Pod {{ $labels.namespace }}/{{ $labels.pod }} has been in a non-ready
state for longer than 15 minutes.
runbook_url: https://runbooks.prometheus-operator.dev/runbooks/kubernetes/kubepodnotready
summary: Pod has been in a non-ready state for more than 15 minutes.
expr: |
sum by (namespace, pod) (
max by(namespace, pod) (
kube_pod_status_phase{job="kube-state-metrics", phase=~"Pending|Unknown"}
) * on(namespace, pod) group_left(owner_kind) topk by(namespace, pod) (
1, max by(namespace, pod, owner_kind) (kube_pod_owner{owner_kind!="Job"})
)
) > 0
for: 15m
labels:
severity: warning
- alert: KubeDeploymentGenerationMismatch
annotations:
description: Deployment generation for {{ $labels.namespace }}/{{ $labels.deployment
}} does not match, this indicates that the Deployment has failed but has
not been rolled back.
runbook_url: https://runbooks.prometheus-operator.dev/runbooks/kubernetes/kubedeploymentgenerationmismatch
summary: Deployment generation mismatch due to possible roll-back
expr: |
kube_deployment_status_observed_generation{job="kube-state-metrics"}
!=
kube_deployment_metadata_generation{job="kube-state-metrics"}
for: 15m
labels:
severity: warning
- alert: KubeDeploymentReplicasMismatch
annotations:
description: Deployment {{ $labels.namespace }}/{{ $labels.deployment }} has
not matched the expected number of replicas for longer than 15 minutes.
runbook_url: https://runbooks.prometheus-operator.dev/runbooks/kubernetes/kubedeploymentreplicasmismatch
summary: Deployment has not matched the expected number of replicas.
expr: |
(
kube_deployment_spec_replicas{job="kube-state-metrics"}
>
kube_deployment_status_replicas_available{job="kube-state-metrics"}
) and (
changes(kube_deployment_status_replicas_updated{job="kube-state-metrics"}[10m])
==
0
)
for: 15m
labels:
severity: warning
- alert: KubeStatefulSetReplicasMismatch
annotations:
description: StatefulSet {{ $labels.namespace }}/{{ $labels.statefulset }}
has not matched the expected number of replicas for longer than 15 minutes.
runbook_url: https://runbooks.prometheus-operator.dev/runbooks/kubernetes/kubestatefulsetreplicasmismatch
summary: Deployment has not matched the expected number of replicas.
expr: |
(
kube_statefulset_status_replicas_ready{job="kube-state-metrics"}
!=
kube_statefulset_status_replicas{job="kube-state-metrics"}
) and (
changes(kube_statefulset_status_replicas_updated{job="kube-state-metrics"}[10m])
==
0
)
for: 15m
labels:
severity: warning
- alert: KubeStatefulSetGenerationMismatch
annotations:
description: StatefulSet generation for {{ $labels.namespace }}/{{ $labels.statefulset
}} does not match, this indicates that the StatefulSet has failed but has
not been rolled back.
runbook_url: https://runbooks.prometheus-operator.dev/runbooks/kubernetes/kubestatefulsetgenerationmismatch
summary: StatefulSet generation mismatch due to possible roll-back
expr: |
kube_statefulset_status_observed_generation{job="kube-state-metrics"}
!=
kube_statefulset_metadata_generation{job="kube-state-metrics"}
for: 15m
labels:
severity: warning
- alert: KubeStatefulSetUpdateNotRolledOut
annotations:
description: StatefulSet {{ $labels.namespace }}/{{ $labels.statefulset }}
update has not been rolled out.
runbook_url: https://runbooks.prometheus-operator.dev/runbooks/kubernetes/kubestatefulsetupdatenotrolledout
summary: StatefulSet update has not been rolled out.
expr: |
(
max without (revision) (
kube_statefulset_status_current_revision{job="kube-state-metrics"}
unless
kube_statefulset_status_update_revision{job="kube-state-metrics"}
)
*
(
kube_statefulset_replicas{job="kube-state-metrics"}
!=
kube_statefulset_status_replicas_updated{job="kube-state-metrics"}
)
) and (
changes(kube_statefulset_status_replicas_updated{job="kube-state-metrics"}[5m])
==
0
)
for: 15m
labels:
severity: warning
- alert: KubeDaemonSetRolloutStuck
annotations:
description: DaemonSet {{ $labels.namespace }}/{{ $labels.daemonset }} has
not finished or progressed for at least 15 minutes.
runbook_url: https://runbooks.prometheus-operator.dev/runbooks/kubernetes/kubedaemonsetrolloutstuck
summary: DaemonSet rollout is stuck.
expr: |
(
(
kube_daemonset_status_current_number_scheduled{job="kube-state-metrics"}
!=
kube_daemonset_status_desired_number_scheduled{job="kube-state-metrics"}
) or (
kube_daemonset_status_number_misscheduled{job="kube-state-metrics"}
!=
0
) or (
kube_daemonset_status_updated_number_scheduled{job="kube-state-metrics"}
!=
kube_daemonset_status_desired_number_scheduled{job="kube-state-metrics"}
) or (
kube_daemonset_status_number_available{job="kube-state-metrics"}
!=
kube_daemonset_status_desired_number_scheduled{job="kube-state-metrics"}
)
) and (
changes(kube_daemonset_status_updated_number_scheduled{job="kube-state-metrics"}[5m])
==
0
)
for: 15m
labels:
severity: warning
- alert: KubeContainerWaiting
annotations:
description: pod/{{ $labels.pod }} in namespace {{ $labels.namespace }} on
container {{ $labels.container}} has been in waiting state for longer than
1 hour.
runbook_url: https://runbooks.prometheus-operator.dev/runbooks/kubernetes/kubecontainerwaiting
summary: Pod container waiting longer than 1 hour
expr: |
sum by (namespace, pod, container) (kube_pod_container_status_waiting_reason{job="kube-state-metrics"}) > 0
for: 1h
labels:
severity: warning
- alert: KubeDaemonSetNotScheduled
annotations:
description: '{{ $value }} Pods of DaemonSet {{ $labels.namespace }}/{{ $labels.daemonset
}} are not scheduled.'
runbook_url: https://runbooks.prometheus-operator.dev/runbooks/kubernetes/kubedaemonsetnotscheduled
summary: DaemonSet pods are not scheduled.
expr: |
kube_daemonset_status_desired_number_scheduled{job="kube-state-metrics"}
-
kube_daemonset_status_current_number_scheduled{job="kube-state-metrics"} > 0
for: 10m
labels:
severity: warning
- alert: KubeDaemonSetMisScheduled
annotations:
description: '{{ $value }} Pods of DaemonSet {{ $labels.namespace }}/{{ $labels.daemonset
}} are running where they are not supposed to run.'
runbook_url: https://runbooks.prometheus-operator.dev/runbooks/kubernetes/kubedaemonsetmisscheduled
summary: DaemonSet pods are misscheduled.
expr: |
kube_daemonset_status_number_misscheduled{job="kube-state-metrics"} > 0
for: 15m
labels:
severity: warning
- alert: KubeJobNotCompleted
annotations:
description: Job {{ $labels.namespace }}/{{ $labels.job_name }} is taking
more than {{ "43200" | humanizeDuration }} to complete.
runbook_url: https://runbooks.prometheus-operator.dev/runbooks/kubernetes/kubejobnotcompleted
summary: Job did not complete in time
expr: |
time() - max by(namespace, job_name) (kube_job_status_start_time{job="kube-state-metrics"}
and
kube_job_status_active{job="kube-state-metrics"} > 0) > 43200
labels:
severity: warning
- alert: KubeJobFailed
annotations:
description: Job {{ $labels.namespace }}/{{ $labels.job_name }} failed to
complete. Removing failed job after investigation should clear this alert.
runbook_url: https://runbooks.prometheus-operator.dev/runbooks/kubernetes/kubejobfailed
summary: Job failed to complete.
expr: |
kube_job_failed{job="kube-state-metrics"} > 0
for: 15m
labels:
severity: warning
- alert: KubeHpaReplicasMismatch
annotations:
description: HPA {{ $labels.namespace }}/{{ $labels.horizontalpodautoscaler }}
has not matched the desired number of replicas for longer than 15 minutes.
runbook_url: https://runbooks.prometheus-operator.dev/runbooks/kubernetes/kubehpareplicasmismatch
summary: HPA has not matched descired number of replicas.
expr: |
(kube_horizontalpodautoscaler_status_desired_replicas{job="kube-state-metrics"}
!=
kube_horizontalpodautoscaler_status_current_replicas{job="kube-state-metrics"})
and
(kube_horizontalpodautoscaler_status_current_replicas{job="kube-state-metrics"}
>
kube_horizontalpodautoscaler_spec_min_replicas{job="kube-state-metrics"})
and
(kube_horizontalpodautoscaler_status_current_replicas{job="kube-state-metrics"}
<
kube_horizontalpodautoscaler_spec_max_replicas{job="kube-state-metrics"})
and
changes(kube_horizontalpodautoscaler_status_current_replicas{job="kube-state-metrics"}[15m]) == 0
for: 15m
labels:
severity: warning
- alert: KubeHpaMaxedOut
annotations:
description: HPA {{ $labels.namespace }}/{{ $labels.horizontalpodautoscaler }}
has been running at max replicas for longer than 15 minutes.
runbook_url: https://runbooks.prometheus-operator.dev/runbooks/kubernetes/kubehpamaxedout
summary: HPA is running at max replicas
expr: |
kube_horizontalpodautoscaler_status_current_replicas{job="kube-state-metrics"}
==
kube_horizontalpodautoscaler_spec_max_replicas{job="kube-state-metrics"}
for: 15m
labels:
severity: warning
- name: kubernetes-resources
rules:
- alert: KubeCPUOvercommit
annotations:
description: Cluster has overcommitted CPU resource requests for Pods by {{
$value }} CPU shares and cannot tolerate node failure.
runbook_url: https://runbooks.prometheus-operator.dev/runbooks/kubernetes/kubecpuovercommit
summary: Cluster has overcommitted CPU resource requests.
expr: |
sum(namespace_cpu:kube_pod_container_resource_requests:sum{}) - (sum(kube_node_status_allocatable{resource="cpu"}) - max(kube_node_status_allocatable{resource="cpu"})) > 0
and
(sum(kube_node_status_allocatable{resource="cpu"}) - max(kube_node_status_allocatable{resource="cpu"})) > 0
for: 10m
labels:
severity: warning
- alert: KubeMemoryOvercommit
annotations:
description: Cluster has overcommitted memory resource requests for Pods by
{{ $value | humanize }} bytes and cannot tolerate node failure.
runbook_url: https://runbooks.prometheus-operator.dev/runbooks/kubernetes/kubememoryovercommit
summary: Cluster has overcommitted memory resource requests.
expr: |
sum(namespace_memory:kube_pod_container_resource_requests:sum{}) - (sum(kube_node_status_allocatable{resource="memory"}) - max(kube_node_status_allocatable{resource="memory"})) > 0
and
(sum(kube_node_status_allocatable{resource="memory"}) - max(kube_node_status_allocatable{resource="memory"})) > 0
for: 10m
labels:
severity: warning
- alert: KubeCPUQuotaOvercommit
annotations:
description: Cluster has overcommitted CPU resource requests for Namespaces.
runbook_url: https://runbooks.prometheus-operator.dev/runbooks/kubernetes/kubecpuquotaovercommit
summary: Cluster has overcommitted CPU resource requests.
expr: |
sum(min without(resource) (kube_resourcequota{job="kube-state-metrics", type="hard", resource=~"(cpu|requests.cpu)"}))
/
sum(kube_node_status_allocatable{resource="cpu", job="kube-state-metrics"})
> 1.5
for: 5m
labels:
severity: warning
- alert: KubeMemoryQuotaOvercommit
annotations:
description: Cluster has overcommitted memory resource requests for Namespaces.
runbook_url: https://runbooks.prometheus-operator.dev/runbooks/kubernetes/kubememoryquotaovercommit
summary: Cluster has overcommitted memory resource requests.
expr: |
sum(min without(resource) (kube_resourcequota{job="kube-state-metrics", type="hard", resource=~"(memory|requests.memory)"}))
/
sum(kube_node_status_allocatable{resource="memory", job="kube-state-metrics"})
> 1.5
for: 5m
labels:
severity: warning
- alert: KubeQuotaAlmostFull
annotations:
description: Namespace {{ $labels.namespace }} is using {{ $value | humanizePercentage
}} of its {{ $labels.resource }} quota.
runbook_url: https://runbooks.prometheus-operator.dev/runbooks/kubernetes/kubequotaalmostfull
summary: Namespace quota is going to be full.
expr: |
kube_resourcequota{job="kube-state-metrics", type="used"}
/ ignoring(instance, job, type)
(kube_resourcequota{job="kube-state-metrics", type="hard"} > 0)
> 0.9 < 1
for: 15m
labels:
severity: info
- alert: KubeQuotaFullyUsed
annotations:
description: Namespace {{ $labels.namespace }} is using {{ $value | humanizePercentage
}} of its {{ $labels.resource }} quota.
runbook_url: https://runbooks.prometheus-operator.dev/runbooks/kubernetes/kubequotafullyused
summary: Namespace quota is fully used.
expr: |
kube_resourcequota{job="kube-state-metrics", type="used"}
/ ignoring(instance, job, type)
(kube_resourcequota{job="kube-state-metrics", type="hard"} > 0)
== 1
for: 15m
labels:
severity: info
- alert: KubeQuotaExceeded
annotations:
description: Namespace {{ $labels.namespace }} is using {{ $value | humanizePercentage
}} of its {{ $labels.resource }} quota.
runbook_url: https://runbooks.prometheus-operator.dev/runbooks/kubernetes/kubequotaexceeded
summary: Namespace quota has exceeded the limits.
expr: |
kube_resourcequota{job="kube-state-metrics", type="used"}
/ ignoring(instance, job, type)
(kube_resourcequota{job="kube-state-metrics", type="hard"} > 0)
> 1
for: 15m
labels:
severity: warning
- alert: CPUThrottlingHigh
annotations:
description: '{{ $value | humanizePercentage }} throttling of CPU in namespace
{{ $labels.namespace }} for container {{ $labels.container }} in pod {{
$labels.pod }}.'
runbook_url: https://runbooks.prometheus-operator.dev/runbooks/kubernetes/cputhrottlinghigh
summary: Processes experience elevated CPU throttling.
expr: |
sum(increase(container_cpu_cfs_throttled_periods_total{container!="", }[5m])) by (container, pod, namespace)
/
sum(increase(container_cpu_cfs_periods_total{}[5m])) by (container, pod, namespace)
> ( 25 / 100 )
for: 15m
labels:
severity: info
- name: kubernetes-storage
rules:
- alert: KubePersistentVolumeFillingUp
annotations:
description: The PersistentVolume claimed by {{ $labels.persistentvolumeclaim
}} in Namespace {{ $labels.namespace }} is only {{ $value | humanizePercentage
}} free.
runbook_url: https://runbooks.prometheus-operator.dev/runbooks/kubernetes/kubepersistentvolumefillingup
summary: PersistentVolume is filling up.
expr: |
(
kubelet_volume_stats_available_bytes{job="kubelet", metrics_path="/metrics"}
/
kubelet_volume_stats_capacity_bytes{job="kubelet", metrics_path="/metrics"}
) < 0.03
and
kubelet_volume_stats_used_bytes{job="kubelet", metrics_path="/metrics"} > 0
unless on(namespace, persistentvolumeclaim)
kube_persistentvolumeclaim_access_mode{ access_mode="ReadOnlyMany"} == 1
unless on(namespace, persistentvolumeclaim)
kube_persistentvolumeclaim_labels{label_excluded_from_alerts="true"} == 1
for: 1m
labels:
severity: critical
- alert: KubePersistentVolumeFillingUp
annotations:
description: Based on recent sampling, the PersistentVolume claimed by {{
$labels.persistentvolumeclaim }} in Namespace {{ $labels.namespace }} is
expected to fill up within four days. Currently {{ $value | humanizePercentage
}} is available.
runbook_url: https://runbooks.prometheus-operator.dev/runbooks/kubernetes/kubepersistentvolumefillingup
summary: PersistentVolume is filling up.
expr: |
(
kubelet_volume_stats_available_bytes{job="kubelet", metrics_path="/metrics"}
/
kubelet_volume_stats_capacity_bytes{job="kubelet", metrics_path="/metrics"}
) < 0.15
and
kubelet_volume_stats_used_bytes{job="kubelet", metrics_path="/metrics"} > 0
and
predict_linear(kubelet_volume_stats_available_bytes{job="kubelet", metrics_path="/metrics"}[6h], 4 * 24 * 3600) < 0
unless on(namespace, persistentvolumeclaim)
kube_persistentvolumeclaim_access_mode{ access_mode="ReadOnlyMany"} == 1
unless on(namespace, persistentvolumeclaim)
kube_persistentvolumeclaim_labels{label_excluded_from_alerts="true"} == 1
for: 1h
labels:
severity: warning
- alert: KubePersistentVolumeErrors
annotations:
description: The persistent volume {{ $labels.persistentvolume }} has status
{{ $labels.phase }}.
runbook_url: https://runbooks.prometheus-operator.dev/runbooks/kubernetes/kubepersistentvolumeerrors
summary: PersistentVolume is having issues with provisioning.
expr: |
kube_persistentvolume_status_phase{phase=~"Failed|Pending",job="kube-state-metrics"} > 0
for: 5m
labels:
severity: critical
- name: kubernetes-system
rules:
- alert: KubeVersionMismatch
annotations:
description: There are {{ $value }} different semantic versions of Kubernetes
components running.
runbook_url: https://runbooks.prometheus-operator.dev/runbooks/kubernetes/kubeversionmismatch
summary: Different semantic versions of Kubernetes components running.
expr: |
count(count by (git_version) (label_replace(kubernetes_build_info{job!~"kube-dns|coredns"},"git_version","$1","git_version","(v[0-9]*.[0-9]*).*"))) > 1
for: 15m
labels:
severity: warning
- alert: KubeClientErrors
annotations:
description: Kubernetes API server client '{{ $labels.job }}/{{ $labels.instance
}}' is experiencing {{ $value | humanizePercentage }} errors.'
runbook_url: https://runbooks.prometheus-operator.dev/runbooks/kubernetes/kubeclienterrors
summary: Kubernetes API server client is experiencing errors.
expr: |
(sum(rate(rest_client_requests_total{code=~"5.."}[5m])) by (cluster, instance, job, namespace)
/
sum(rate(rest_client_requests_total[5m])) by (cluster, instance, job, namespace))
> 0.01
for: 15m
labels:
severity: warning
- name: kube-apiserver-slos
rules:
- alert: KubeAPIErrorBudgetBurn
annotations:
description: The API server is burning too much error budget.
runbook_url: https://runbooks.prometheus-operator.dev/runbooks/kubernetes/kubeapierrorbudgetburn
summary: The API server is burning too much error budget.
expr: |
sum(apiserver_request:burnrate1h) > (14.40 * 0.01000)
and
sum(apiserver_request:burnrate5m) > (14.40 * 0.01000)
for: 2m
labels:
long: 1h
severity: critical
short: 5m
- alert: KubeAPIErrorBudgetBurn
annotations:
description: The API server is burning too much error budget.
runbook_url: https://runbooks.prometheus-operator.dev/runbooks/kubernetes/kubeapierrorbudgetburn
summary: The API server is burning too much error budget.
expr: |
sum(apiserver_request:burnrate6h) > (6.00 * 0.01000)
and
sum(apiserver_request:burnrate30m) > (6.00 * 0.01000)
for: 15m
labels:
long: 6h
severity: critical
short: 30m
- alert: KubeAPIErrorBudgetBurn
annotations:
description: The API server is burning too much error budget.
runbook_url: https://runbooks.prometheus-operator.dev/runbooks/kubernetes/kubeapierrorbudgetburn
summary: The API server is burning too much error budget.
expr: |
sum(apiserver_request:burnrate1d) > (3.00 * 0.01000)
and
sum(apiserver_request:burnrate2h) > (3.00 * 0.01000)
for: 1h
labels:
long: 1d
severity: warning
short: 2h
- alert: KubeAPIErrorBudgetBurn
annotations:
description: The API server is burning too much error budget.
runbook_url: https://runbooks.prometheus-operator.dev/runbooks/kubernetes/kubeapierrorbudgetburn
summary: The API server is burning too much error budget.
expr: |
sum(apiserver_request:burnrate3d) > (1.00 * 0.01000)
and
sum(apiserver_request:burnrate6h) > (1.00 * 0.01000)
for: 3h
labels:
long: 3d
severity: warning
short: 6h
- name: kubernetes-system-apiserver
rules:
- alert: KubeClientCertificateExpiration
annotations:
description: A client certificate used to authenticate to kubernetes apiserver
is expiring in less than 7.0 days.
runbook_url: https://runbooks.prometheus-operator.dev/runbooks/kubernetes/kubeclientcertificateexpiration
summary: Client certificate is about to expire.
expr: |
apiserver_client_certificate_expiration_seconds_count{job="apiserver"} > 0 and on(job) histogram_quantile(0.01, sum by (job, le) (rate(apiserver_client_certificate_expiration_seconds_bucket{job="apiserver"}[5m]))) < 604800
labels:
severity: warning
- alert: KubeClientCertificateExpiration
annotations:
description: A client certificate used to authenticate to kubernetes apiserver
is expiring in less than 24.0 hours.
runbook_url: https://runbooks.prometheus-operator.dev/runbooks/kubernetes/kubeclientcertificateexpiration
summary: Client certificate is about to expire.
expr: |
apiserver_client_certificate_expiration_seconds_count{job="apiserver"} > 0 and on(job) histogram_quantile(0.01, sum by (job, le) (rate(apiserver_client_certificate_expiration_seconds_bucket{job="apiserver"}[5m]))) < 86400
labels:
severity: critical
- alert: KubeAggregatedAPIErrors
annotations:
description: Kubernetes aggregated API {{ $labels.name }}/{{ $labels.namespace
}} has reported errors. It has appeared unavailable {{ $value | humanize
}} times averaged over the past 10m.
runbook_url: https://runbooks.prometheus-operator.dev/runbooks/kubernetes/kubeaggregatedapierrors
summary: Kubernetes aggregated API has reported errors.
expr: |
sum by(name, namespace)(increase(aggregator_unavailable_apiservice_total[10m])) > 4
labels:
severity: warning
- alert: KubeAggregatedAPIDown
annotations:
description: Kubernetes aggregated API {{ $labels.name }}/{{ $labels.namespace
}} has been only {{ $value | humanize }}% available over the last 10m.
runbook_url: https://runbooks.prometheus-operator.dev/runbooks/kubernetes/kubeaggregatedapidown
summary: Kubernetes aggregated API is down.
expr: |
(1 - max by(name, namespace)(avg_over_time(aggregator_unavailable_apiservice[10m]))) * 100 < 85
for: 5m
labels:
severity: warning
- alert: KubeAPIDown
annotations:
description: KubeAPI has disappeared from Prometheus target discovery.
runbook_url: https://runbooks.prometheus-operator.dev/runbooks/kubernetes/kubeapidown
summary: Target disappeared from Prometheus target discovery.
expr: |
absent(up{job="apiserver"} == 1)
for: 15m
labels:
severity: critical
- alert: KubeAPITerminatedRequests
annotations:
description: The kubernetes apiserver has terminated {{ $value | humanizePercentage
}} of its incoming requests.
runbook_url: https://runbooks.prometheus-operator.dev/runbooks/kubernetes/kubeapiterminatedrequests
summary: The kubernetes apiserver has terminated {{ $value | humanizePercentage
}} of its incoming requests.
expr: |
sum(rate(apiserver_request_terminations_total{job="apiserver"}[10m])) / ( sum(rate(apiserver_request_total{job="apiserver"}[10m])) + sum(rate(apiserver_request_terminations_total{job="apiserver"}[10m])) ) > 0.20
for: 5m
labels:
severity: warning
- name: kubernetes-system-kubelet
rules:
- alert: KubeNodeNotReady
annotations:
description: '{{ $labels.node }} has been unready for more than 15 minutes.'
runbook_url: https://runbooks.prometheus-operator.dev/runbooks/kubernetes/kubenodenotready
summary: Node is not ready.
expr: |
kube_node_status_condition{job="kube-state-metrics",condition="Ready",status="true"} == 0
for: 15m
labels:
severity: warning
- alert: KubeNodeUnreachable
annotations:
description: '{{ $labels.node }} is unreachable and some workloads may be
rescheduled.'
runbook_url: https://runbooks.prometheus-operator.dev/runbooks/kubernetes/kubenodeunreachable
summary: Node is unreachable.
expr: |
(kube_node_spec_taint{job="kube-state-metrics",key="node.kubernetes.io/unreachable",effect="NoSchedule"} unless ignoring(key,value) kube_node_spec_taint{job="kube-state-metrics",key=~"ToBeDeletedByClusterAutoscaler|cloud.google.com/impending-node-termination|aws-node-termination-handler/spot-itn"}) == 1
for: 15m
labels:
severity: warning
- alert: KubeletTooManyPods
annotations:
description: Kubelet '{{ $labels.node }}' is running at {{ $value | humanizePercentage
}} of its Pod capacity.
runbook_url: https://runbooks.prometheus-operator.dev/runbooks/kubernetes/kubelettoomanypods
summary: Kubelet is running at capacity.
expr: |
count by(cluster, node) (
(kube_pod_status_phase{job="kube-state-metrics",phase="Running"} == 1) * on(instance,pod,namespace,cluster) group_left(node) topk by(instance,pod,namespace,cluster) (1, kube_pod_info{job="kube-state-metrics"})
)
/
max by(cluster, node) (
kube_node_status_capacity{job="kube-state-metrics",resource="pods"} != 1
) > 0.95
for: 15m
labels:
severity: info
- alert: KubeNodeReadinessFlapping
annotations:
description: The readiness status of node {{ $labels.node }} has changed {{
$value }} times in the last 15 minutes.
runbook_url: https://runbooks.prometheus-operator.dev/runbooks/kubernetes/kubenodereadinessflapping
summary: Node readiness status is flapping.
expr: |
sum(changes(kube_node_status_condition{status="true",condition="Ready"}[15m])) by (cluster, node) > 2
for: 15m
labels:
severity: warning
- alert: KubeletPlegDurationHigh
annotations:
description: The Kubelet Pod Lifecycle Event Generator has a 99th percentile
duration of {{ $value }} seconds on node {{ $labels.node }}.
runbook_url: https://runbooks.prometheus-operator.dev/runbooks/kubernetes/kubeletplegdurationhigh
summary: Kubelet Pod Lifecycle Event Generator is taking too long to relist.
expr: |
node_quantile:kubelet_pleg_relist_duration_seconds:histogram_quantile{quantile="0.99"} >= 10
for: 5m
labels:
severity: warning
- alert: KubeletPodStartUpLatencyHigh
annotations:
description: Kubelet Pod startup 99th percentile latency is {{ $value }} seconds
on node {{ $labels.node }}.
runbook_url: https://runbooks.prometheus-operator.dev/runbooks/kubernetes/kubeletpodstartuplatencyhigh
summary: Kubelet Pod startup latency is too high.
expr: |
histogram_quantile(0.99, sum(rate(kubelet_pod_worker_duration_seconds_bucket{job="kubelet", metrics_path="/metrics"}[5m])) by (cluster, instance, le)) * on(cluster, instance) group_left(node) kubelet_node_name{job="kubelet", metrics_path="/metrics"} > 60
for: 15m
labels:
severity: warning
- alert: KubeletClientCertificateExpiration
annotations:
description: Client certificate for Kubelet on node {{ $labels.node }} expires
in {{ $value | humanizeDuration }}.
runbook_url: https://runbooks.prometheus-operator.dev/runbooks/kubernetes/kubeletclientcertificateexpiration
summary: Kubelet client certificate is about to expire.
expr: |
kubelet_certificate_manager_client_ttl_seconds < 604800
labels:
severity: warning
- alert: KubeletClientCertificateExpiration
annotations:
description: Client certificate for Kubelet on node {{ $labels.node }} expires
in {{ $value | humanizeDuration }}.
runbook_url: https://runbooks.prometheus-operator.dev/runbooks/kubernetes/kubeletclientcertificateexpiration
summary: Kubelet client certificate is about to expire.
expr: |
kubelet_certificate_manager_client_ttl_seconds < 86400
labels:
severity: critical
- alert: KubeletServerCertificateExpiration
annotations:
description: Server certificate for Kubelet on node {{ $labels.node }} expires
in {{ $value | humanizeDuration }}.
runbook_url: https://runbooks.prometheus-operator.dev/runbooks/kubernetes/kubeletservercertificateexpiration
summary: Kubelet server certificate is about to expire.
expr: |
kubelet_certificate_manager_server_ttl_seconds < 604800
labels:
severity: warning
- alert: KubeletServerCertificateExpiration
annotations:
description: Server certificate for Kubelet on node {{ $labels.node }} expires
in {{ $value | humanizeDuration }}.
runbook_url: https://runbooks.prometheus-operator.dev/runbooks/kubernetes/kubeletservercertificateexpiration
summary: Kubelet server certificate is about to expire.
expr: |
kubelet_certificate_manager_server_ttl_seconds < 86400
labels:
severity: critical
- alert: KubeletClientCertificateRenewalErrors
annotations:
description: Kubelet on node {{ $labels.node }} has failed to renew its client
certificate ({{ $value | humanize }} errors in the last 5 minutes).
runbook_url: https://runbooks.prometheus-operator.dev/runbooks/kubernetes/kubeletclientcertificaterenewalerrors
summary: Kubelet has failed to renew its client certificate.
expr: |
increase(kubelet_certificate_manager_client_expiration_renew_errors[5m]) > 0
for: 15m
labels:
severity: warning
- alert: KubeletServerCertificateRenewalErrors
annotations:
description: Kubelet on node {{ $labels.node }} has failed to renew its server
certificate ({{ $value | humanize }} errors in the last 5 minutes).
runbook_url: https://runbooks.prometheus-operator.dev/runbooks/kubernetes/kubeletservercertificaterenewalerrors
summary: Kubelet has failed to renew its server certificate.
expr: |
increase(kubelet_server_expiration_renew_errors[5m]) > 0
for: 15m
labels:
severity: warning
- alert: KubeletDown
annotations:
description: Kubelet has disappeared from Prometheus target discovery.
runbook_url: https://runbooks.prometheus-operator.dev/runbooks/kubernetes/kubeletdown
summary: Target disappeared from Prometheus target discovery.
expr: |
absent(up{job="kubelet", metrics_path="/metrics"} == 1)
for: 15m
labels:
severity: critical
- name: kubernetes-system-scheduler
rules:
- alert: KubeSchedulerDown
annotations:
description: KubeScheduler has disappeared from Prometheus target discovery.
runbook_url: https://runbooks.prometheus-operator.dev/runbooks/kubernetes/kubeschedulerdown
summary: Target disappeared from Prometheus target discovery.
expr: |
absent(up{job="kube-scheduler"} == 1)
for: 15m
labels:
severity: critical
- name: kubernetes-system-controller-manager
rules:
- alert: KubeControllerManagerDown
annotations:
description: KubeControllerManager has disappeared from Prometheus target
discovery.
runbook_url: https://runbooks.prometheus-operator.dev/runbooks/kubernetes/kubecontrollermanagerdown
summary: Target disappeared from Prometheus target discovery.
expr: |
absent(up{job="kube-controller-manager"} == 1)
for: 15m
labels:
severity: critical
- name: kube-apiserver-burnrate.rules
rules:
- expr: |
(
(
# too slow
sum by (cluster) (rate(apiserver_request_slo_duration_seconds_count{job="apiserver",verb=~"LIST|GET",subresource!~"proxy|attach|log|exec|portforward"}[1d]))
-
(
(
sum by (cluster) (rate(apiserver_request_slo_duration_seconds_bucket{job="apiserver",verb=~"LIST|GET",subresource!~"proxy|attach|log|exec|portforward",scope=~"resource|",le="1"}[1d]))
or
vector(0)
)
+
sum by (cluster) (rate(apiserver_request_slo_duration_seconds_bucket{job="apiserver",verb=~"LIST|GET",subresource!~"proxy|attach|log|exec|portforward",scope="namespace",le="5"}[1d]))
+
sum by (cluster) (rate(apiserver_request_slo_duration_seconds_bucket{job="apiserver",verb=~"LIST|GET",subresource!~"proxy|attach|log|exec|portforward",scope="cluster",le="30"}[1d]))
)
)
+
# errors
sum by (cluster) (rate(apiserver_request_total{job="apiserver",verb=~"LIST|GET",code=~"5.."}[1d]))
)
/
sum by (cluster) (rate(apiserver_request_total{job="apiserver",verb=~"LIST|GET"}[1d]))
labels:
verb: read
record: apiserver_request:burnrate1d
- expr: |
(
(
# too slow
sum by (cluster) (rate(apiserver_request_slo_duration_seconds_count{job="apiserver",verb=~"LIST|GET",subresource!~"proxy|attach|log|exec|portforward"}[1h]))
-
(
(
sum by (cluster) (rate(apiserver_request_slo_duration_seconds_bucket{job="apiserver",verb=~"LIST|GET",subresource!~"proxy|attach|log|exec|portforward",scope=~"resource|",le="1"}[1h]))
or
vector(0)
)
+
sum by (cluster) (rate(apiserver_request_slo_duration_seconds_bucket{job="apiserver",verb=~"LIST|GET",subresource!~"proxy|attach|log|exec|portforward",scope="namespace",le="5"}[1h]))
+
sum by (cluster) (rate(apiserver_request_slo_duration_seconds_bucket{job="apiserver",verb=~"LIST|GET",subresource!~"proxy|attach|log|exec|portforward",scope="cluster",le="30"}[1h]))
)
)
+
# errors
sum by (cluster) (rate(apiserver_request_total{job="apiserver",verb=~"LIST|GET",code=~"5.."}[1h]))
)
/
sum by (cluster) (rate(apiserver_request_total{job="apiserver",verb=~"LIST|GET"}[1h]))
labels:
verb: read
record: apiserver_request:burnrate1h
- expr: |
(
(
# too slow
sum by (cluster) (rate(apiserver_request_slo_duration_seconds_count{job="apiserver",verb=~"LIST|GET",subresource!~"proxy|attach|log|exec|portforward"}[2h]))
-
(
(
sum by (cluster) (rate(apiserver_request_slo_duration_seconds_bucket{job="apiserver",verb=~"LIST|GET",subresource!~"proxy|attach|log|exec|portforward",scope=~"resource|",le="1"}[2h]))
or
vector(0)
)
+
sum by (cluster) (rate(apiserver_request_slo_duration_seconds_bucket{job="apiserver",verb=~"LIST|GET",subresource!~"proxy|attach|log|exec|portforward",scope="namespace",le="5"}[2h]))
+
sum by (cluster) (rate(apiserver_request_slo_duration_seconds_bucket{job="apiserver",verb=~"LIST|GET",subresource!~"proxy|attach|log|exec|portforward",scope="cluster",le="30"}[2h]))
)
)
+
# errors
sum by (cluster) (rate(apiserver_request_total{job="apiserver",verb=~"LIST|GET",code=~"5.."}[2h]))
)
/
sum by (cluster) (rate(apiserver_request_total{job="apiserver",verb=~"LIST|GET"}[2h]))
labels:
verb: read
record: apiserver_request:burnrate2h
- expr: |
(
(
# too slow
sum by (cluster) (rate(apiserver_request_slo_duration_seconds_count{job="apiserver",verb=~"LIST|GET",subresource!~"proxy|attach|log|exec|portforward"}[30m]))
-
(
(
sum by (cluster) (rate(apiserver_request_slo_duration_seconds_bucket{job="apiserver",verb=~"LIST|GET",subresource!~"proxy|attach|log|exec|portforward",scope=~"resource|",le="1"}[30m]))
or
vector(0)
)
+
sum by (cluster) (rate(apiserver_request_slo_duration_seconds_bucket{job="apiserver",verb=~"LIST|GET",subresource!~"proxy|attach|log|exec|portforward",scope="namespace",le="5"}[30m]))
+
sum by (cluster) (rate(apiserver_request_slo_duration_seconds_bucket{job="apiserver",verb=~"LIST|GET",subresource!~"proxy|attach|log|exec|portforward",scope="cluster",le="30"}[30m]))
)
)
+
# errors
sum by (cluster) (rate(apiserver_request_total{job="apiserver",verb=~"LIST|GET",code=~"5.."}[30m]))
)
/
sum by (cluster) (rate(apiserver_request_total{job="apiserver",verb=~"LIST|GET"}[30m]))
labels:
verb: read
record: apiserver_request:burnrate30m
- expr: |
(
(
# too slow
sum by (cluster) (rate(apiserver_request_slo_duration_seconds_count{job="apiserver",verb=~"LIST|GET",subresource!~"proxy|attach|log|exec|portforward"}[3d]))
-
(
(
sum by (cluster) (rate(apiserver_request_slo_duration_seconds_bucket{job="apiserver",verb=~"LIST|GET",subresource!~"proxy|attach|log|exec|portforward",scope=~"resource|",le="1"}[3d]))
or
vector(0)
)
+
sum by (cluster) (rate(apiserver_request_slo_duration_seconds_bucket{job="apiserver",verb=~"LIST|GET",subresource!~"proxy|attach|log|exec|portforward",scope="namespace",le="5"}[3d]))
+
sum by (cluster) (rate(apiserver_request_slo_duration_seconds_bucket{job="apiserver",verb=~"LIST|GET",subresource!~"proxy|attach|log|exec|portforward",scope="cluster",le="30"}[3d]))
)
)
+
# errors
sum by (cluster) (rate(apiserver_request_total{job="apiserver",verb=~"LIST|GET",code=~"5.."}[3d]))
)
/
sum by (cluster) (rate(apiserver_request_total{job="apiserver",verb=~"LIST|GET"}[3d]))
labels:
verb: read
record: apiserver_request:burnrate3d
- expr: |
(
(
# too slow
sum by (cluster) (rate(apiserver_request_slo_duration_seconds_count{job="apiserver",verb=~"LIST|GET",subresource!~"proxy|attach|log|exec|portforward"}[5m]))
-
(
(
sum by (cluster) (rate(apiserver_request_slo_duration_seconds_bucket{job="apiserver",verb=~"LIST|GET",subresource!~"proxy|attach|log|exec|portforward",scope=~"resource|",le="1"}[5m]))
or
vector(0)
)
+
sum by (cluster) (rate(apiserver_request_slo_duration_seconds_bucket{job="apiserver",verb=~"LIST|GET",subresource!~"proxy|attach|log|exec|portforward",scope="namespace",le="5"}[5m]))
+
sum by (cluster) (rate(apiserver_request_slo_duration_seconds_bucket{job="apiserver",verb=~"LIST|GET",subresource!~"proxy|attach|log|exec|portforward",scope="cluster",le="30"}[5m]))
)
)
+
# errors
sum by (cluster) (rate(apiserver_request_total{job="apiserver",verb=~"LIST|GET",code=~"5.."}[5m]))
)
/
sum by (cluster) (rate(apiserver_request_total{job="apiserver",verb=~"LIST|GET"}[5m]))
labels:
verb: read
record: apiserver_request:burnrate5m
- expr: |
(
(
# too slow
sum by (cluster) (rate(apiserver_request_slo_duration_seconds_count{job="apiserver",verb=~"LIST|GET",subresource!~"proxy|attach|log|exec|portforward"}[6h]))
-
(
(
sum by (cluster) (rate(apiserver_request_slo_duration_seconds_bucket{job="apiserver",verb=~"LIST|GET",subresource!~"proxy|attach|log|exec|portforward",scope=~"resource|",le="1"}[6h]))
or
vector(0)
)
+
sum by (cluster) (rate(apiserver_request_slo_duration_seconds_bucket{job="apiserver",verb=~"LIST|GET",subresource!~"proxy|attach|log|exec|portforward",scope="namespace",le="5"}[6h]))
+
sum by (cluster) (rate(apiserver_request_slo_duration_seconds_bucket{job="apiserver",verb=~"LIST|GET",subresource!~"proxy|attach|log|exec|portforward",scope="cluster",le="30"}[6h]))
)
)
+
# errors
sum by (cluster) (rate(apiserver_request_total{job="apiserver",verb=~"LIST|GET",code=~"5.."}[6h]))
)
/
sum by (cluster) (rate(apiserver_request_total{job="apiserver",verb=~"LIST|GET"}[6h]))
labels:
verb: read
record: apiserver_request:burnrate6h
- expr: |
(
(
# too slow
sum by (cluster) (rate(apiserver_request_slo_duration_seconds_count{job="apiserver",verb=~"POST|PUT|PATCH|DELETE",subresource!~"proxy|attach|log|exec|portforward"}[1d]))
-
sum by (cluster) (rate(apiserver_request_slo_duration_seconds_bucket{job="apiserver",verb=~"POST|PUT|PATCH|DELETE",subresource!~"proxy|attach|log|exec|portforward",le="1"}[1d]))
)
+
sum by (cluster) (rate(apiserver_request_total{job="apiserver",verb=~"POST|PUT|PATCH|DELETE",code=~"5.."}[1d]))
)
/
sum by (cluster) (rate(apiserver_request_total{job="apiserver",verb=~"POST|PUT|PATCH|DELETE"}[1d]))
labels:
verb: write
record: apiserver_request:burnrate1d
- expr: |
(
(
# too slow
sum by (cluster) (rate(apiserver_request_slo_duration_seconds_count{job="apiserver",verb=~"POST|PUT|PATCH|DELETE",subresource!~"proxy|attach|log|exec|portforward"}[1h]))
-
sum by (cluster) (rate(apiserver_request_slo_duration_seconds_bucket{job="apiserver",verb=~"POST|PUT|PATCH|DELETE",subresource!~"proxy|attach|log|exec|portforward",le="1"}[1h]))
)
+
sum by (cluster) (rate(apiserver_request_total{job="apiserver",verb=~"POST|PUT|PATCH|DELETE",code=~"5.."}[1h]))
)
/
sum by (cluster) (rate(apiserver_request_total{job="apiserver",verb=~"POST|PUT|PATCH|DELETE"}[1h]))
labels:
verb: write
record: apiserver_request:burnrate1h
- expr: |
(
(
# too slow
sum by (cluster) (rate(apiserver_request_slo_duration_seconds_count{job="apiserver",verb=~"POST|PUT|PATCH|DELETE",subresource!~"proxy|attach|log|exec|portforward"}[2h]))
-
sum by (cluster) (rate(apiserver_request_slo_duration_seconds_bucket{job="apiserver",verb=~"POST|PUT|PATCH|DELETE",subresource!~"proxy|attach|log|exec|portforward",le="1"}[2h]))
)
+
sum by (cluster) (rate(apiserver_request_total{job="apiserver",verb=~"POST|PUT|PATCH|DELETE",code=~"5.."}[2h]))
)
/
sum by (cluster) (rate(apiserver_request_total{job="apiserver",verb=~"POST|PUT|PATCH|DELETE"}[2h]))
labels:
verb: write
record: apiserver_request:burnrate2h
- expr: |
(
(
# too slow
sum by (cluster) (rate(apiserver_request_slo_duration_seconds_count{job="apiserver",verb=~"POST|PUT|PATCH|DELETE",subresource!~"proxy|attach|log|exec|portforward"}[30m]))
-