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kubemon.yaml
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apiVersion: v1
kind: ServiceAccount
metadata:
name: alertmanager
---
apiVersion: v1
kind: ConfigMap
metadata:
name: kubemon-alertmanager-config
labels:
app.kubernetes.io/name: kubemon
app.kubernetes.io/component: alertmanager
data:
alertmanager.yml: |-
global:
smtp_smarthost: 'smtp.gmail.com:587'
smtp_from: '[email protected]'
smtp_auth_username: '[email protected]'
smtp_auth_password: 'XXXXXXXX'
resolve_timeout: 5m
route:
group_wait: 10s
group_interval: 5m
repeat_interval: 3h
receiver: default-receiver
routes:
- match:
severity: restartpod
receiver: email-pod-restart
- match:
severity: scalepod
receiver: email-pod-scale
receivers:
- name: default-receiver
email_configs:
- to: '[email protected]'
send_resolved: true
webhook_configs:
- url: http://automate-service.automate.svc.cluster.local:9000/hooks/kube-node-sn-hook
- name: 'email-pod-restart'
email_configs:
- to: '[email protected]'
send_resolved: true
webhook_configs:
- url: http://automate-service.automate.svc.cluster.local:9000/hooks/kube-pod-restart-hook
- name: 'email-pod-scale'
email_configs:
- to: '[email protected]'
send_resolved: true
webhook_configs:
- url: http://automate-service.automate.svc.cluster.local:9000/hooks/kube-pod-scale-hook
---
apiVersion: v1
kind: Service
metadata:
name: kubemon-alertmanager-operated
labels:
app.kubernetes.io/name: kubemon
app.kubernetes.io/component: alertmanager
spec:
type: "ClusterIP"
clusterIP: None
selector:
k8s-app: alertmanager
ports:
- name: mesh
# Exposes port 6783 at a cluster-internal IP address
port: 6783
protocol: TCP
# Routes requests to port 6783 of the Alertmanager StatefulSet Pods
targetPort: 6783
- name: http
port: 9093
protocol: TCP
targetPort: 9093
---
apiVersion: v1
kind: Service
metadata:
name: kubemon-alertmanager
labels:
k8s-app: alertmanager
app.kubernetes.io/name: kubemon
app.kubernetes.io/component: alertmanager
spec:
type: NodePort
ports:
- name: http
# Exposes port 9093 at a cluster-internal IP address
port: 9093
protocol: TCP
# Routes requests to port 9093 of the Alertmanager StatefulSet Pods
targetPort: 9093
nodePort: 30093
selector:
k8s-app: alertmanager
---
apiVersion: apps/v1
kind: StatefulSet
metadata:
name: kubemon-alertmanager
labels: &Labels
k8s-app: alertmanager
app.kubernetes.io/name: kubemon
app.kubernetes.io/component: alertmanager
spec:
# Used to configure a stable network identity for the StatefulSet Pods
# e.g. pod_name.kubemon-alertmanager-operated.monitoring.svc:6783
serviceName: "kubemon-alertmanager-operated"
# To scale the number of Alertmanager replicas, you must add `—cluster.peer` addresses
# for any additional Alertmanager Pods in the `args` section of the `containers` spec.
replicas: 1
podManagementPolicy: OrderedReady
updateStrategy:
type: RollingUpdate
revisionHistoryLimit: 10
selector:
matchLabels: *Labels
template:
metadata:
labels: *Labels
spec:
serviceAccountName: alertmanager
containers:
- name: prometheus-alertmanager
# The Alertmanager container image
image: quay.io/prometheus/alertmanager:v0.16.0
imagePullPolicy: Always
args:
- --config.file=/etc/config/alertmanager.yml
- --storage.path=/data
- --web.listen-address=:9093
- --web.route-prefix=/
- --cluster.listen-address=$(POD_IP):6783
- --cluster.peer=kubemon-alertmanager-0.kubemon-alertmanager-operated.monitoring.svc:6783
- --cluster.peer=kubemon-alertmanager-1.kubemon-alertmanager-operated.monitoring.svc:6783
- --log.level=debug
env:
- name: POD_IP
valueFrom:
fieldRef:
apiVersion: v1
fieldPath: status.podIP
ports:
# Configured for web access
- containerPort: 9093
name: http
# Configured for communication over the mesh
- containerPort: 6783
name: mesh
readinessProbe:
httpGet:
path: /#/status
port: 9093
initialDelaySeconds: 30
timeoutSeconds: 30
volumeMounts:
# The ConfigMap containing `alertmanager.yml` will be mounted to `/etc/config`, using a Kubernetes Volume.
# To learn more about mounting ConfigMap data into a Volume,
# consult https://kubernetes.io/docs/tasks/configure-pod-container/configure-pod-configmap/#populate-a-volume-with-data-stored-in-a-configmap
- name: config-volume
mountPath: /etc/config
- name: kubemon-alertmanager-data
mountPath: "/data"
subPath: ""
resources:
# Resource limits of 50 MiB of memory and 10m of CPU.
# To learn more about resource limits and requests, and how to tune them,
# consult https://kubernetes.io/docs/concepts/configuration/manage-compute-resources-container
limits:
cpu: 10m
memory: 50Mi
requests:
cpu: 10m
memory: 50Mi
volumes:
- name: config-volume
configMap:
name: kubemon-alertmanager-config
- name: kubemon-alertmanager-data
emptyDir: {}
---
apiVersion: v1
kind: ServiceAccount
metadata:
name: grafana
---
apiVersion: rbac.authorization.k8s.io/v1
kind: Role
metadata:
name: grafana
rules:
- apiGroups:
- extensions
resourceNames:
- loki-grafana
resources:
- podsecuritypolicies
verbs:
- use
---
apiVersion: rbac.authorization.k8s.io/v1
kind: RoleBinding
metadata:
name: grafana
roleRef:
apiGroup: rbac.authorization.k8s.io
kind: Role
name: grafana
subjects:
- kind: ServiceAccount
name: grafana
namespace: monitoring
---
apiVersion: v1
kind: ConfigMap
metadata:
name: grafana-ini
labels:
app: grafana
data:
grafana.ini: |
[auth.ldap]
;enabled = true
;config_file = /etc/grafana/ldap.toml
;allow_sign_up = true
[analytics]
check_for_updates = true
[grafana_net]
url = https://grafana.net
[log]
mode = console
[paths]
data = /var/lib/grafana/data
logs = /var/log/grafana
plugins = /var/lib/grafana/plugins
[users]
default_theme = light
---
apiVersion: v1
kind: ConfigMap
metadata:
name: grafana-datasources
labels:
app: grafana
data:
datasources.yaml: |
apiVersion: 1
datasources:
- access: browser
editable: false
isDefault: false
name: Jaeger
type: jaeger
uid: jaeger
url: http://simplest-query.tracing:16686
- access: proxy
editable: false
isDefault: false
jsonData:
maxLines: 1000
derivedFields:
- datasourceUid: jaeger
matcherRegex: '"(?:traceID|trace_id|TraceId)": "(\w+)"'
name: TraceID
url: "$${__value.raw}"
name: Loki
type: loki
url: http://loki.logging:3100
- access: proxy
isDefault: true
name: prometheus
type: prometheus
url: http://kubemon-prometheus:9090
version: 1
---
apiVersion: v1
kind: ConfigMap
metadata:
name: grafana-dashboardproviders
labels:
app: grafana
data:
dashboardproviders.yaml: |
apiVersion: 1
providers:
- disableDeletion: false
editable: true
folder: ""
name: default
options:
path: /var/lib/grafana/dashboards
orgId: 1
type: file
---
apiVersion: v1
kind: Secret
metadata:
name: grafana-secrect
labels:
app: grafana
type: Opaque
data:
# By default, admin-user is set to `admin`
admin-user: YWRtaW4=
admin-password: "YWRtaW4yNjc1"
---
apiVersion: apps/v1
kind: Deployment
metadata:
name: grafana
spec:
replicas: 1
selector:
matchLabels:
app: grafana
template:
metadata:
name: grafana
labels:
app: grafana
spec:
serviceAccountName: grafana
containers:
- name: grafana
image: docker.io/grafana/grafana:8.5.13
ports:
- name: grafana
containerPort: 3000
env:
- name: GF_SECURITY_ADMIN_USER
valueFrom:
secretKeyRef:
name: grafana-secrect
key: admin-user
- name: GF_SECURITY_ADMIN_PASSWORD
valueFrom:
secretKeyRef:
name: grafana-secrect
key: admin-password
resources:
volumeMounts:
- name: datasources
mountPath: /etc/grafana/provisioning/datasources
readOnly: false
- name: config
mountPath: /etc/grafana/grafana.ini
subPath: grafana.ini
- name: dashboards
mountPath: /var/lib/grafana/dashboards
- name: dashboardproviders
mountPath: /etc/grafana/provisioning/dashboards/
- name: grafana-storage
mountPath: /var/lib/grafana
#- name: grafana-ldap
# mountPath: /etc/grafana/ldap.toml
# subPath: ldap.toml
volumes:
- name: datasources
configMap:
defaultMode: 420
name: grafana-datasources
- name: config
configMap:
name: grafana-ini
- name: dashboardproviders
configMap:
name: grafana-dashboardproviders
- name: dashboards
configMap:
name: grafana-dashboards
- name: grafana-storage
emptyDir: {}
#- name: grafana-ldap
# secret:
# secretName: grafana-ldap-toml
---
apiVersion: v1
kind: Service
metadata:
name: grafana
annotations:
prometheus.io/scrape: 'true'
prometheus.io/port: '3000'
spec:
selector:
app: grafana
type: NodePort
ports:
- port: 3000
targetPort: 3000
nodePort: 30000
---
apiVersion: v1
kind: ServiceAccount
metadata:
name: kube-state-metrics
---
apiVersion: rbac.authorization.k8s.io/v1
kind: ClusterRole
metadata:
name: kube-state-metrics
# Grants the kube-state-metrics Service Account the appropriate `list` and `watch`
# permissions so that it can generate metrics about the state of objects in the cluster.
rules:
- apiGroups: [""]
resources:
- configmaps
- secrets
- nodes
- pods
- services
- resourcequotas
- replicationcontrollers
- limitranges
- persistentvolumeclaims
- persistentvolumes
- namespaces
- endpoints
verbs: ["list", "watch"]
- apiGroups: ["extensions"]
resources:
- daemonsets
- deployments
- replicasets
verbs: ["list", "watch"]
- apiGroups: ["apps"]
resources:
- statefulsets
verbs: ["list", "watch"]
- apiGroups: ["batch"]
resources:
- cronjobs
- jobs
verbs: ["list", "watch"]
- apiGroups: ["autoscaling"]
resources:
- horizontalpodautoscalers
verbs: ["list", "watch"]
---
# Binds the ClusterRole to the `kube-state-metrics` Service Account,
# granting it the permissions defined in the `ClusterRole`.
apiVersion: rbac.authorization.k8s.io/v1
kind: ClusterRoleBinding
metadata:
name: kube-state-metrics
roleRef:
apiGroup: rbac.authorization.k8s.io
kind: ClusterRole
name: kube-state-metrics
subjects:
- kind: ServiceAccount
name: kube-state-metrics
namespace: monitoring
---
---
apiVersion: apps/v1
kind: Deployment
metadata:
name: kubemon-kube-state-metrics
labels:
k8s-app: kube-state-metrics
app.kubernetes.io/name: kubemon
app.kubernetes.io/component: kube-state-metrics
spec:
selector:
matchLabels:
k8s-app: kube-state-metrics
replicas: 1
template:
metadata:
labels:
k8s-app: kube-state-metrics
spec:
serviceAccountName: kube-state-metrics
containers:
- name: kube-state-metrics
# Use the `quay.io/coreos/kube-state-metrics:v1.5.0` container image
#image: quay.io/coreos/kube-state-metrics:v1.5.0
image: quay.io/coreos/kube-state-metrics:v1.9.6
imagePullPolicy: Always
ports:
# `8080` is used to scrape Kubernetes object state metrics
- name: http-metrics
containerPort: 8080
# `8081` to scrape its own general process metrics
- name: telemetry
containerPort: 8081
# A readiness probe is configured to hit `/healthz` at `8080`
readinessProbe:
httpGet:
path: /healthz
port: 8080
initialDelaySeconds: 5
timeoutSeconds: 5
# Watch the `kube-state-metrics` Pod's resource usage, and dynamically scale the Deployment as necessary.
# To learn more, you can consult the `README` from https://github.com/kubernetes/autoscaler/tree/master/addon-resizer
- name: addon-resizer
image: k8s.gcr.io/addon-resizer:1.7
resources:
limits:
cpu: 100m
memory: 30Mi
requests:
cpu: 100m
memory: 30Mi
env:
- name: MY_POD_NAME
valueFrom:
fieldRef:
fieldPath: metadata.name
- name: MY_POD_NAMESPACE
valueFrom:
fieldRef:
fieldPath: metadata.namespace
command:
- /pod_nanny
- --container=kube-state-metrics
- --cpu=100m
- --extra-cpu=1m
- --memory=100Mi
- --extra-memory=2Mi
- --threshold=5
- --deployment=kubemon-kube-state-metrics
---
apiVersion: v1
kind: Service
metadata:
name: kubemon-kube-state-metrics
labels:
k8s-app: kube-state-metrics
app.kubernetes.io/name: kubemon
app.kubernetes.io/component: kube-state-metrics
spec:
ports:
# Exposed using the default ClusterIP service type
- name: http-metrics
port: 8080
targetPort: http-metrics
protocol: TCP
- name: telemetry
port: 8081
targetPort: telemetry
protocol: TCP
selector:
k8s-app: kube-state-metrics
---
apiVersion: v1
kind: ServiceAccount
metadata:
name: node-exporter
---
apiVersion: apps/v1
kind: DaemonSet
metadata:
name: kubemon-node-exporter
labels:
k8s-app: node-exporter
app.kubernetes.io/name: kubemon
app.kubernetes.io/component: node-exporter
spec:
updateStrategy:
type: OnDelete
selector:
matchLabels:
k8s-app: node-exporter
template:
metadata:
labels:
k8s-app: node-exporter
spec:
serviceAccountName: node-exporter
containers:
- name: prometheus-node-exporter
# Use the `quay.io/prometheus/node-exporter:v0.17.0` image
#image: quay.io/prometheus/node-exporter:v0.17.0
image: quay.io/prometheus/node-exporter:v0.18.1
imagePullPolicy: Always
args:
- --path.procfs=/host/proc
- --path.sysfs=/host/sys
ports:
# Expose metrics for scraping on port `9100`
- name: metrics
containerPort: 9100
hostPort: 9100
# The `proc` and `sys` Node paths are mounted into the Pod at `/host/proc` and `/host/sys` respectively.
# To learn more about `proc` and `sys`, pseudo file systems that are used to provide information about the Node,
# consult http://www.tldp.org/LDP/Linux-Filesystem-Hierarchy/html/proc.html from the Linux Documentation Project
# and https://www.kernel.org/doc/Documentation/filesystems/sysfs.txt from the Linux Kernel's documentation.
volumeMounts:
- name: proc
mountPath: /host/proc
readOnly: true
- name: sys
mountPath: /host/sys
readOnly: true
# Resource limits and requests of `10m` of CPU and `50Mi` of memory
resources:
limits:
cpu: 10m
memory: 50Mi
requests:
cpu: 10m
memory: 50Mi
# The `hostNetwork` and `hostPID` Pod Security parameters are set to `true` to allow `node-exporter`
# to access the host process ID namespace and Node network namespace, which are required for scraping Node metrics
hostNetwork: true
hostPID: true
volumes:
- name: proc
hostPath:
path: /proc
- name: sys
hostPath:
path: /sys
---
apiVersion: v1
kind: ServiceAccount
metadata:
name: prometheus
---
# The ClusterRole grants the Prometheus Service Account permissions to fetch Kubernetes Node information,
# as well as information about Services, Endpoints, and Pods in the cluster.
apiVersion: rbac.authorization.k8s.io/v1
kind: ClusterRole
metadata:
name: prometheus
rules:
- apiGroups: [""]
resources:
- nodes
- nodes/metrics
- services
- endpoints
- pods
verbs: ["get", "list", "watch"]
- apiGroups: [""]
resources: ["configmaps"]
verbs: ["get"]
- nonResourceURLs: ["/metrics", "/metrics/cadvisor"]
verbs: ["get"]
---
apiVersion: rbac.authorization.k8s.io/v1
kind: ClusterRoleBinding
metadata:
name: prometheus
roleRef:
apiGroup: rbac.authorization.k8s.io
kind: ClusterRole
name: prometheus
subjects:
- kind: ServiceAccount
name: prometheus
namespace: monitoring
---
apiVersion: v1
kind: ConfigMap
metadata:
name: kubemon-prometheus-config
labels:
app.kubernetes.io/name: kubemon
app.kubernetes.io/component: prometheus
data:
# If you'd like to add your own alerts or modify existing alerts, you can edit this ConfigMap value.
alerts.yaml: |-
"groups":
- name: cost-rules
rules:
- alert: MonthlyAllNodesCost
expr: sum(node_total_hourly_cost) * 730 > 100
for: 1m
labels:
severity: warning
annotations:
messages: "The monthly cost of all nodes is > $100"
severity: warning
- name: apps-rules
rules:
- alert: JVMThread
expr: jvm_threads_current{job="kubernetes-pods",namespace="default",pod!=""} >= 30
for: 1m
labels:
severity: restartpod
annotations:
messages: "Current jvm threads of POD {{ $labels.pod }} in namespace {{ $labels.namespace }} is above 30 (current value: {{ $value }}%)"
severity: restartpod
- alert: JVMDeadlockThread
expr: jvm_threads_deadlocked{job="kubernetes-pods",namespace="piggyapp",pod!=""} >= 1
for: 1m
labels:
severity: restartpod
annotations:
messages: "Current jvm deadlock threads of POD {{ $labels.pod }} in namespace {{ $labels.namespace }} is above 0 (current value: {{ $value }}%)"
severity: restartpod
- alert: PODMemory
expr: sum(container_memory_usage_bytes{namespace="demomem", container_name!=""}) by (pod,namespace) / 1024 / 1024 > 75
for: 1m
labels:
severity: scalepod
annotations:
messages: "Current memory of POD {{ $labels.pod }} in namespace {{ $labels.namespace }} is above 75 MB (current value: {{ $value }}%)"
severity: scalepod
- "name": "kubernetes-absent"
"rules":
- "alert": "KubeAPIDown"
"annotations":
"message": "KubeAPI has disappeared from Prometheus target discovery."
"runbook_url": "https://github.com/kubernetes-monitoring/kubernetes-mixin/tree/master/runbook.md#alert-name-kubeapidown"
"expr": |
absent(up{job="apiserver"} == 1)
"for": "15m"
"labels":
"severity": "critical"
- "alert": "KubeControllerManagerDown"
"annotations":
"message": "KubeControllerManager has disappeared from Prometheus target discovery."
"runbook_url": "https://github.com/kubernetes-monitoring/kubernetes-mixin/tree/master/runbook.md#alert-name-kubecontrollermanagerdown"
"expr": |
kube_pod_container_status_running{container="kube-controller-manager",namespace="kube-system"} == 0
"for": "15m"
"labels":
"severity": "critical"
- "alert": "KubeSchedulerDown"
"annotations":
"message": "KubeScheduler has disappeared from Prometheus target discovery."
"runbook_url": "https://github.com/kubernetes-monitoring/kubernetes-mixin/tree/master/runbook.md#alert-name-kubeschedulerdown"
"expr": |
kube_pod_container_status_running{container="kube-scheduler",namespace="kube-system"} == 0
"for": "15m"
"labels":
"severity": "critical"
- "alert": "KubeletDown"
"annotations":
"message": "Kubelet has disappeared from Prometheus target discovery."
"runbook_url": "https://github.com/kubernetes-monitoring/kubernetes-mixin/tree/master/runbook.md#alert-name-kubeletdown"
"expr": |
absent(up{job="kubelet"} == 1)
"for": "15m"
"labels":
"severity": "critical"
- "name": "kubernetes-apps"
"rules":
- "alert": "KubePodCrashLooping"
"annotations":
"message": "Pod {{ $labels.namespace }}/{{ $labels.pod }} ({{ $labels.container }}) is restarting {{ printf \"%.2f\" $value }} times / 5 minutes."
"runbook_url": "https://github.com/kubernetes-monitoring/kubernetes-mixin/tree/master/runbook.md#alert-name-kubepodcrashlooping"
"text": "k8sgpt analyze pod/{{ $labels.pod }} -n {{ $labels.namespace }} --explain"
"expr": |
rate(kube_pod_container_status_restarts_total{job="kube-state-metrics"}[15m]) * 60 * 5 > 0
"for": "2m"
"labels":
"severity": "critical"
- "alert": "KubePodNotReady"
"annotations":
"message": "Pod {{ $labels.namespace }}/{{ $labels.pod }} has been in a non-ready state for longer than an hour."
"runbook_url": "https://github.com/kubernetes-monitoring/kubernetes-mixin/tree/master/runbook.md#alert-name-kubepodnotready"
"text": "k8sgpt analyze pod/{{ $labels.pod }} -n {{ $labels.namespace }} --explain"
"expr": |
sum by (namespace, pod) (kube_pod_status_phase{job="kube-state-metrics", phase=~"Pending|Unknown"}) > 0
"for": "2m"
"labels":
"severity": "critical"
- "alert": "KubeDeploymentGenerationMismatch"
"annotations":
"message": "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://github.com/kubernetes-monitoring/kubernetes-mixin/tree/master/runbook.md#alert-name-kubedeploymentgenerationmismatch"
"text": "k8sgpt analyze deployment/{{ $labels.deployment }} -n {{ $labels.namespace }} --explain"
"expr": |
kube_deployment_status_observed_generation{job="kube-state-metrics"}
!=
kube_deployment_metadata_generation{job="kube-state-metrics"}
"for": "2m"
"labels":
"severity": "critical"
- "alert": "KubeDeploymentReplicasMismatch"
"annotations":
"message": "Deployment {{ $labels.namespace }}/{{ $labels.deployment }} has not matched the expected number of replicas for longer than an hour."
"runbook_url": "https://github.com/kubernetes-monitoring/kubernetes-mixin/tree/master/runbook.md#alert-name-kubedeploymentreplicasmismatch"
"text": "k8sgpt analyze deployment/{{ $labels.deployment }} -n {{ $labels.namespace }} --explain"
"expr": |
kube_deployment_spec_replicas{job="kube-state-metrics"}
!=
kube_deployment_status_replicas_available{job="kube-state-metrics"}
"for": "2m"
"labels":
"severity": "critical"
- "alert": "KubeStatefulSetReplicasMismatch"
"annotations":
"message": "StatefulSet {{ $labels.namespace }}/{{ $labels.statefulset }} has not matched the expected number of replicas for longer than 15 minutes."
"runbook_url": "https://github.com/kubernetes-monitoring/kubernetes-mixin/tree/master/runbook.md#alert-name-kubestatefulsetreplicasmismatch"
"expr": |
kube_statefulset_status_replicas_ready{job="kube-state-metrics"}
!=
kube_statefulset_status_replicas{job="kube-state-metrics"}
"for": "2m"
"labels":
"severity": "critical"
- "alert": "KubeStatefulSetGenerationMismatch"
"annotations":
"message": "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://github.com/kubernetes-monitoring/kubernetes-mixin/tree/master/runbook.md#alert-name-kubestatefulsetgenerationmismatch"
"expr": |
kube_statefulset_status_observed_generation{job="kube-state-metrics"}
!=
kube_statefulset_metadata_generation{job="kube-state-metrics"}
"for": "15m"
"labels":
"severity": "critical"
- "alert": "KubeStatefulSetUpdateNotRolledOut"
"annotations":
"message": "StatefulSet {{ $labels.namespace }}/{{ $labels.statefulset }} update has not been rolled out."
"runbook_url": "https://github.com/kubernetes-monitoring/kubernetes-mixin/tree/master/runbook.md#alert-name-kubestatefulsetupdatenotrolledout"
"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"}
)
"for": "15m"
"labels":
"severity": "critical"
- "alert": "KubeDaemonSetRolloutStuck"
"annotations":
"message": "Only {{ $value }}% of the desired Pods of DaemonSet {{ $labels.namespace }}/{{ $labels.daemonset }} are scheduled and ready."
"runbook_url": "https://github.com/kubernetes-monitoring/kubernetes-mixin/tree/master/runbook.md#alert-name-kubedaemonsetrolloutstuck"
"expr": |
kube_daemonset_status_number_ready{job="kube-state-metrics"}
/
kube_daemonset_status_desired_number_scheduled{job="kube-state-metrics"} * 100 < 100
"for": "15m"
"labels":
"severity": "critical"
- "alert": "KubeDaemonSetNotScheduled"
"annotations":
"message": "{{ $value }} Pods of DaemonSet {{ $labels.namespace }}/{{ $labels.daemonset }} are not scheduled."
"runbook_url": "https://github.com/kubernetes-monitoring/kubernetes-mixin/tree/master/runbook.md#alert-name-kubedaemonsetnotscheduled"
"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":
"message": "{{ $value }} Pods of DaemonSet {{ $labels.namespace }}/{{ $labels.daemonset }} are running where they are not supposed to run."
"runbook_url": "https://github.com/kubernetes-monitoring/kubernetes-mixin/tree/master/runbook.md#alert-name-kubedaemonsetmisscheduled"
"expr": |
kube_daemonset_status_number_misscheduled{job="kube-state-metrics"} > 0
"for": "10m"
"labels":
"severity": "warning"
- "alert": "KubeCronJobRunning"
"annotations":
"message": "CronJob {{ $labels.namespace }}/{{ $labels.cronjob }} is taking more than 1h to complete."
"runbook_url": "https://github.com/kubernetes-monitoring/kubernetes-mixin/tree/master/runbook.md#alert-name-kubecronjobrunning"
"text": "k8sgpt analyze job/{{ $labels.cronjob }} -n {{ $labels.namespace }} --explain"
"expr": |
time() - kube_cronjob_next_schedule_time{job="kube-state-metrics"} > 3600
"for": "2m"
"labels":
"severity": "warning"
- "alert": "KubeJobCompletion"
"annotations":
"message": "Job {{ $labels.namespace }}/{{ $labels.job_name }} is taking more than one hour to complete."
"runbook_url": "https://github.com/kubernetes-monitoring/kubernetes-mixin/tree/master/runbook.md#alert-name-kubejobcompletion"
"text": "k8sgpt analyze job/{{ $labels.cronjob }} -n {{ $labels.namespace }} --explain"
"expr": |
kube_job_spec_completions{job="kube-state-metrics"} - kube_job_status_succeeded{job="kube-state-metrics"} > 0
"for": "2m"
"labels":
"severity": "warning"
- "alert": "KubeJobFailed"
"annotations":
"message": "Job {{ $labels.namespace }}/{{ $labels.job_name }} failed to complete."
"runbook_url": "https://github.com/kubernetes-monitoring/kubernetes-mixin/tree/master/runbook.md#alert-name-kubejobfailed"
"text": "k8sgpt analyze job/{{ $labels.cronjob }} -n {{ $labels.namespace }} --explain"
"expr": |
kube_job_status_failed{job="kube-state-metrics"} > 0
"for": "2m"
"labels":
"severity": "warning"
- "name": "kubernetes-resources"
"rules":
- "alert": "KubeCPUOvercommit"
"annotations":
"message": "Cluster has overcommitted CPU resource requests for Pods and cannot tolerate node failure."
"runbook_url": "https://github.com/kubernetes-monitoring/kubernetes-mixin/tree/master/runbook.md#alert-name-kubecpuovercommit"
"expr": |
sum(namespace_name:kube_pod_container_resource_requests_cpu_cores:sum)
/
sum(node:node_num_cpu:sum)
>
(count(node:node_num_cpu:sum)-1) / count(node:node_num_cpu:sum)
"for": "5m"
"labels":
"severity": "warning"
- "alert": "KubeMemOvercommit"
"annotations":
"message": "Cluster has overcommitted memory resource requests for Pods and cannot tolerate node failure."
"runbook_url": "https://github.com/kubernetes-monitoring/kubernetes-mixin/tree/master/runbook.md#alert-name-kubememovercommit"
"expr": |
sum(namespace_name:kube_pod_container_resource_requests_memory_bytes:sum)
/
sum(node_memory_MemTotal_bytes)
>
(count(node:node_num_cpu:sum)-1)
/
count(node:node_num_cpu:sum)
"for": "5m"
"labels":
"severity": "warning"
- "alert": "KubeCPUOvercommit"
"annotations":
"message": "Cluster has overcommitted CPU resource requests for Namespaces."
"runbook_url": "https://github.com/kubernetes-monitoring/kubernetes-mixin/tree/master/runbook.md#alert-name-kubecpuovercommit"
"expr": |
sum(kube_resourcequota{job="kube-state-metrics", type="hard", resource="cpu"})
/
sum(node:node_num_cpu:sum)
> 1.5
"for": "5m"
"labels":
"severity": "warning"
- "alert": "KubeMemOvercommit"
"annotations":
"message": "Cluster has overcommitted memory resource requests for Namespaces."
"runbook_url": "https://github.com/kubernetes-monitoring/kubernetes-mixin/tree/master/runbook.md#alert-name-kubememovercommit"
"expr": |
sum(kube_resourcequota{job="kube-state-metrics", type="hard", resource="memory"})
/
sum(node_memory_MemTotal_bytes{job="node-exporter"})
> 1.5
"for": "5m"
"labels":
"severity": "warning"
- "alert": "KubeQuotaExceeded"
"annotations":
"message": "Namespace {{ $labels.namespace }} is using {{ printf \"%0.0f\" $value }}% of its {{ $labels.resource }} quota."
"runbook_url": "https://github.com/kubernetes-monitoring/kubernetes-mixin/tree/master/runbook.md#alert-name-kubequotaexceeded"
"expr": |
100 * kube_resourcequota{job="kube-state-metrics", type="used"}
/ ignoring(instance, job, type)
(kube_resourcequota{job="kube-state-metrics", type="hard"} > 0)
> 90
"for": "15m"
"labels":
"severity": "warning"
- "alert": "CPUThrottlingHigh"
"annotations":
"message": "{{ printf \"%0.0f\" $value }}% throttling of CPU in namespace {{ $labels.namespace }} for container {{ $labels.container_name }} in pod {{ $labels.pod_name }}."
"runbook_url": "https://github.com/kubernetes-monitoring/kubernetes-mixin/tree/master/runbook.md#alert-name-cputhrottlinghigh"
"expr": |
100 * sum(increase(container_cpu_cfs_throttled_periods_total{container_name!="", }[5m])) by (container_name, pod_name, namespace)
/
sum(increase(container_cpu_cfs_periods_total{}[5m])) by (container_name, pod_name, namespace)
> 25
"for": "15m"
"labels":
"severity": "warning"
- "name": "kubernetes-storage"
"rules":
- "alert": "KubernetesPersistentvolumeclaimPending"
"annotations":
"summary": "Kubernetes PersistentVolumeClaim pending (instance {{ $labels.instance }})"
"description": "PersistentVolumeClaim {{ $labels.namespace }}/{{ $labels.persistentvolumeclaim }} is pending\n VALUE = {{ $value }}\n LABELS = {{ $labels }}"
"text": "k8sgpt analyze pvc/{{ $labels.persistentvolumeclaim }} -n {{ $labels.namespace }} --explain"
"expr": |
kube_persistentvolumeclaim_status_phase{phase="Pending"} == 1
"for": "2m"
"labels":
"severity": "warning"
- "alert": "KubernetesVolumeOutOfDiskSpace"
"annotations":
"summary": "Kubernetes Volume out of disk space (instance {{ $labels.instance }})"
"description": "Volume is almost full (< 10% left)\n VALUE = {{ $value }}\n LABELS = {{ $labels }}"
"expr": |
kubelet_volume_stats_available_bytes / kubelet_volume_stats_capacity_bytes * 100 < 10
"for": "2m"
"labels":
"severity": "warning"
- "alert": "KubePersistentVolumeUsageCritical"
"annotations":
"message": "The PersistentVolume claimed by {{ $labels.persistentvolumeclaim }} in Namespace {{ $labels.namespace }} is only {{ printf \"%0.2f\" $value }}% free."
"runbook_url": "https://github.com/kubernetes-monitoring/kubernetes-mixin/tree/master/runbook.md#alert-name-kubepersistentvolumeusagecritical"
"text": "k8sgpt analyze pvc/{{ $labels.persistentvolumeclaim }} -n {{ $labels.namespace }} --explain"
"expr": |
100 * kubelet_volume_stats_available_bytes{job="kubelet"}
/
kubelet_volume_stats_capacity_bytes{job="kubelet"}
< 3
"for": "1m"
"labels":