1 # Generated from 'kubernetes-resources' group from https://raw.githubusercontent.com/coreos/prometheus-operator/master/contrib/kube-prometheus/manifests/prometheus-rules.yaml
2 {{- if and .Values.defaultRules.create }}
3 apiVersion: {{ printf "%s/v1" (.Values.prometheusOperator.crdApiGroup | default "monitoring.coreos.com") }}
6 name: {{ printf "%s-%s" (include "prometheus-operator.fullname" .) "kubernetes-resources" | trunc 63 | trimSuffix "-" }}
8 app: {{ template "prometheus-operator.name" . }}
9 {{ include "prometheus-operator.labels" . | indent 4 }}
10 {{- if .Values.defaultRules.labels }}
11 {{ toYaml .Values.defaultRules.labels | indent 4 }}
13 {{- if .Values.defaultRules.annotations }}
15 {{ toYaml .Values.defaultRules.annotations | indent 4 }}
19 - name: kubernetes-resources
21 - alert: KubeCPUOvercommit
23 message: Cluster has overcommitted CPU resource requests for Pods and cannot tolerate node failure.
24 runbook_url: https://github.com/kubernetes-monitoring/kubernetes-mixin/tree/master/runbook.md#alert-name-kubecpuovercommit
26 sum(namespace_name:kube_pod_container_resource_requests_cpu_cores:sum)
28 sum(node:node_num_cpu:sum)
30 (count(node:node_num_cpu:sum)-1) / count(node:node_num_cpu:sum)
34 - alert: KubeMemOvercommit
36 message: Cluster has overcommitted memory resource requests for Pods and cannot tolerate node failure.
37 runbook_url: https://github.com/kubernetes-monitoring/kubernetes-mixin/tree/master/runbook.md#alert-name-kubememovercommit
39 sum(namespace_name:kube_pod_container_resource_requests_memory_bytes:sum)
41 sum(node_memory_MemTotal_bytes)
43 (count(node:node_num_cpu:sum)-1)
45 count(node:node_num_cpu:sum)
49 - alert: KubeCPUOvercommit
51 message: Cluster has overcommitted CPU resource requests for Namespaces.
52 runbook_url: https://github.com/kubernetes-monitoring/kubernetes-mixin/tree/master/runbook.md#alert-name-kubecpuovercommit
54 sum(kube_resourcequota{job="kube-state-metrics", type="hard", resource="requests.cpu"})
56 sum(node:node_num_cpu:sum)
61 - alert: KubeMemOvercommit
63 message: Cluster has overcommitted memory resource requests for Namespaces.
64 runbook_url: https://github.com/kubernetes-monitoring/kubernetes-mixin/tree/master/runbook.md#alert-name-kubememovercommit
66 sum(kube_resourcequota{job="kube-state-metrics", type="hard", resource="requests.memory"})
68 sum(node_memory_MemTotal_bytes{job="node-exporter"})
73 - alert: KubeQuotaExceeded
75 message: Namespace {{`{{ $labels.namespace }}`}} is using {{`{{ printf "%0.0f" $value }}`}}% of its {{`{{ $labels.resource }}`}} quota.
76 runbook_url: https://github.com/kubernetes-monitoring/kubernetes-mixin/tree/master/runbook.md#alert-name-kubequotaexceeded
78 100 * kube_resourcequota{job="kube-state-metrics", type="used"}
79 / ignoring(instance, job, type)
80 (kube_resourcequota{job="kube-state-metrics", type="hard"} > 0)
85 - alert: CPUThrottlingHigh
87 message: '{{`{{ printf "%0.0f" $value }}`}}% throttling of CPU in namespace {{`{{ $labels.namespace }}`}} for container {{`{{ $labels.container_name }}`}} in pod {{`{{ $labels.pod_name }}`}}.'
88 runbook_url: https://github.com/kubernetes-monitoring/kubernetes-mixin/tree/master/runbook.md#alert-name-cputhrottlinghigh
89 expr: "100 * sum(increase(container_cpu_cfs_throttled_periods_total{}[5m])) by (container_name, pod_name, namespace) \n / \nsum(increase(container_cpu_cfs_periods_total{}[5m])) by (container_name, pod_name, namespace)\n > 25"