mirror of
https://github.com/puppetmaster/typhoon.git
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547 lines
23 KiB
YAML
547 lines
23 KiB
YAML
apiVersion: v1
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kind: ConfigMap
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metadata:
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name: prometheus-rules
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namespace: monitoring
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data:
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# Rules adapted from those provided by coreos/prometheus-operator and SoundCloud
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alertmanager.rules.yaml: |+
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groups:
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- name: alertmanager.rules
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rules:
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- alert: AlertmanagerConfigInconsistent
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expr: count_values("config_hash", alertmanager_config_hash) BY (service) / ON(service)
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GROUP_LEFT() label_replace(prometheus_operator_alertmanager_spec_replicas, "service",
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"alertmanager-$1", "alertmanager", "(.*)") != 1
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for: 5m
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labels:
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severity: critical
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annotations:
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description: The configuration of the instances of the Alertmanager cluster
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`{{$labels.service}}` are out of sync.
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- alert: AlertmanagerDownOrMissing
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expr: label_replace(prometheus_operator_alertmanager_spec_replicas, "job", "alertmanager-$1",
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"alertmanager", "(.*)") / ON(job) GROUP_RIGHT() sum(up) BY (job) != 1
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for: 5m
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labels:
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severity: warning
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annotations:
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description: An unexpected number of Alertmanagers are scraped or Alertmanagers
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disappeared from discovery.
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- alert: AlertmanagerFailedReload
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expr: alertmanager_config_last_reload_successful == 0
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for: 10m
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labels:
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severity: warning
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annotations:
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description: Reloading Alertmanager's configuration has failed for {{ $labels.namespace
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}}/{{ $labels.pod}}.
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etcd3.rules.yaml: |+
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groups:
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- name: ./etcd3.rules
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rules:
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- alert: InsufficientMembers
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expr: count(up{job="etcd"} == 0) > (count(up{job="etcd"}) / 2 - 1)
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for: 3m
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labels:
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severity: critical
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annotations:
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description: If one more etcd member goes down the cluster will be unavailable
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summary: etcd cluster insufficient members
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- alert: NoLeader
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expr: etcd_server_has_leader{job="etcd"} == 0
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for: 1m
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labels:
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severity: critical
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annotations:
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description: etcd member {{ $labels.instance }} has no leader
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summary: etcd member has no leader
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- alert: HighNumberOfLeaderChanges
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expr: increase(etcd_server_leader_changes_seen_total{job="etcd"}[1h]) > 3
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labels:
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severity: warning
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annotations:
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description: etcd instance {{ $labels.instance }} has seen {{ $value }} leader
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changes within the last hour
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summary: a high number of leader changes within the etcd cluster are happening
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- alert: HighNumberOfFailedGRPCRequests
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expr: sum(rate(etcd_grpc_requests_failed_total{job="etcd"}[5m])) BY (grpc_method)
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/ sum(rate(etcd_grpc_total{job="etcd"}[5m])) BY (grpc_method) > 0.01
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for: 10m
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labels:
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severity: warning
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annotations:
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description: '{{ $value }}% of requests for {{ $labels.grpc_method }} failed
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on etcd instance {{ $labels.instance }}'
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summary: a high number of gRPC requests are failing
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- alert: HighNumberOfFailedGRPCRequests
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expr: sum(rate(etcd_grpc_requests_failed_total{job="etcd"}[5m])) BY (grpc_method)
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/ sum(rate(etcd_grpc_total{job="etcd"}[5m])) BY (grpc_method) > 0.05
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for: 5m
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labels:
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severity: critical
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annotations:
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description: '{{ $value }}% of requests for {{ $labels.grpc_method }} failed
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on etcd instance {{ $labels.instance }}'
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summary: a high number of gRPC requests are failing
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- alert: GRPCRequestsSlow
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expr: histogram_quantile(0.99, rate(etcd_grpc_unary_requests_duration_seconds_bucket[5m]))
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> 0.15
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for: 10m
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labels:
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severity: critical
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annotations:
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description: on etcd instance {{ $labels.instance }} gRPC requests to {{ $labels.grpc_method
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}} are slow
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summary: slow gRPC requests
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- alert: HighNumberOfFailedHTTPRequests
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expr: sum(rate(etcd_http_failed_total{job="etcd"}[5m])) BY (method) / sum(rate(etcd_http_received_total{job="etcd"}[5m]))
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BY (method) > 0.01
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for: 10m
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labels:
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severity: warning
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annotations:
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description: '{{ $value }}% of requests for {{ $labels.method }} failed on etcd
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instance {{ $labels.instance }}'
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summary: a high number of HTTP requests are failing
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- alert: HighNumberOfFailedHTTPRequests
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expr: sum(rate(etcd_http_failed_total{job="etcd"}[5m])) BY (method) / sum(rate(etcd_http_received_total{job="etcd"}[5m]))
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BY (method) > 0.05
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for: 5m
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labels:
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severity: critical
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annotations:
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description: '{{ $value }}% of requests for {{ $labels.method }} failed on etcd
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instance {{ $labels.instance }}'
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summary: a high number of HTTP requests are failing
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- alert: HTTPRequestsSlow
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expr: histogram_quantile(0.99, rate(etcd_http_successful_duration_seconds_bucket[5m]))
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> 0.15
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for: 10m
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labels:
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severity: warning
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annotations:
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description: on etcd instance {{ $labels.instance }} HTTP requests to {{ $labels.method
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}} are slow
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summary: slow HTTP requests
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- alert: EtcdMemberCommunicationSlow
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expr: histogram_quantile(0.99, rate(etcd_network_member_round_trip_time_seconds_bucket[5m]))
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> 0.15
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for: 10m
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labels:
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severity: warning
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annotations:
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description: etcd instance {{ $labels.instance }} member communication with
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{{ $labels.To }} is slow
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summary: etcd member communication is slow
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- alert: HighNumberOfFailedProposals
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expr: increase(etcd_server_proposals_failed_total{job="etcd"}[1h]) > 5
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labels:
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severity: warning
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annotations:
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description: etcd instance {{ $labels.instance }} has seen {{ $value }} proposal
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failures within the last hour
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summary: a high number of proposals within the etcd cluster are failing
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- alert: HighFsyncDurations
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expr: histogram_quantile(0.99, rate(etcd_disk_wal_fsync_duration_seconds_bucket[5m]))
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> 0.5
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for: 10m
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labels:
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severity: warning
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annotations:
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description: etcd instance {{ $labels.instance }} fync durations are high
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summary: high fsync durations
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- alert: HighCommitDurations
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expr: histogram_quantile(0.99, rate(etcd_disk_backend_commit_duration_seconds_bucket[5m]))
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> 0.25
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for: 10m
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labels:
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severity: warning
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annotations:
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description: etcd instance {{ $labels.instance }} commit durations are high
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summary: high commit durations
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general.rules.yaml: |+
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groups:
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- name: general.rules
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rules:
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- alert: TargetDown
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expr: 100 * (count(up == 0) BY (job) / count(up) BY (job)) > 10
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for: 10m
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labels:
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severity: warning
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annotations:
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description: '{{ $value }}% of {{ $labels.job }} targets are down.'
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summary: Targets are down
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- record: fd_utilization
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expr: process_open_fds / process_max_fds
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- alert: FdExhaustionClose
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expr: predict_linear(fd_utilization[1h], 3600 * 4) > 1
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for: 10m
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labels:
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severity: warning
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annotations:
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description: '{{ $labels.job }}: {{ $labels.namespace }}/{{ $labels.pod }} instance
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will exhaust in file/socket descriptors within the next 4 hours'
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summary: file descriptors soon exhausted
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- alert: FdExhaustionClose
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expr: predict_linear(fd_utilization[10m], 3600) > 1
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for: 10m
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labels:
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severity: critical
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annotations:
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description: '{{ $labels.job }}: {{ $labels.namespace }}/{{ $labels.pod }} instance
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will exhaust in file/socket descriptors within the next hour'
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summary: file descriptors soon exhausted
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kube-controller-manager.rules.yaml: |+
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groups:
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- name: kube-controller-manager.rules
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rules:
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- alert: K8SControllerManagerDown
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expr: absent(up{kubernetes_name="kube-controller-manager"} == 1)
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for: 5m
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labels:
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severity: critical
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annotations:
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description: There is no running K8S controller manager. Deployments and replication
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controllers are not making progress.
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summary: Controller manager is down
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kube-scheduler.rules.yaml: |+
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groups:
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- name: kube-scheduler.rules
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rules:
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- record: cluster:scheduler_e2e_scheduling_latency_seconds:quantile
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expr: histogram_quantile(0.99, sum(scheduler_e2e_scheduling_latency_microseconds_bucket)
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BY (le, cluster)) / 1e+06
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labels:
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quantile: "0.99"
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- record: cluster:scheduler_e2e_scheduling_latency_seconds:quantile
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expr: histogram_quantile(0.9, sum(scheduler_e2e_scheduling_latency_microseconds_bucket)
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BY (le, cluster)) / 1e+06
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labels:
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quantile: "0.9"
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- record: cluster:scheduler_e2e_scheduling_latency_seconds:quantile
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expr: histogram_quantile(0.5, sum(scheduler_e2e_scheduling_latency_microseconds_bucket)
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BY (le, cluster)) / 1e+06
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labels:
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quantile: "0.5"
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- record: cluster:scheduler_scheduling_algorithm_latency_seconds:quantile
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expr: histogram_quantile(0.99, sum(scheduler_scheduling_algorithm_latency_microseconds_bucket)
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BY (le, cluster)) / 1e+06
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labels:
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quantile: "0.99"
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- record: cluster:scheduler_scheduling_algorithm_latency_seconds:quantile
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expr: histogram_quantile(0.9, sum(scheduler_scheduling_algorithm_latency_microseconds_bucket)
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BY (le, cluster)) / 1e+06
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labels:
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quantile: "0.9"
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- record: cluster:scheduler_scheduling_algorithm_latency_seconds:quantile
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expr: histogram_quantile(0.5, sum(scheduler_scheduling_algorithm_latency_microseconds_bucket)
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BY (le, cluster)) / 1e+06
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labels:
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quantile: "0.5"
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- record: cluster:scheduler_binding_latency_seconds:quantile
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expr: histogram_quantile(0.99, sum(scheduler_binding_latency_microseconds_bucket)
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BY (le, cluster)) / 1e+06
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labels:
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quantile: "0.99"
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- record: cluster:scheduler_binding_latency_seconds:quantile
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expr: histogram_quantile(0.9, sum(scheduler_binding_latency_microseconds_bucket)
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BY (le, cluster)) / 1e+06
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labels:
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quantile: "0.9"
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- record: cluster:scheduler_binding_latency_seconds:quantile
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expr: histogram_quantile(0.5, sum(scheduler_binding_latency_microseconds_bucket)
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BY (le, cluster)) / 1e+06
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labels:
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quantile: "0.5"
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- alert: K8SSchedulerDown
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expr: absent(up{kubernetes_name="kube-scheduler"} == 1)
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for: 5m
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labels:
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severity: critical
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annotations:
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description: There is no running K8S scheduler. New pods are not being assigned
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to nodes.
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summary: Scheduler is down
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kube-state-metrics.rules.yaml: |+
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groups:
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- name: kube-state-metrics.rules
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rules:
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- alert: DeploymentGenerationMismatch
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expr: kube_deployment_status_observed_generation != kube_deployment_metadata_generation
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for: 15m
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labels:
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severity: warning
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annotations:
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description: Observed deployment generation does not match expected one for
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deployment {{$labels.namespaces}}{{$labels.deployment}}
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- alert: DeploymentReplicasNotUpdated
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expr: ((kube_deployment_status_replicas_updated != kube_deployment_spec_replicas)
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or (kube_deployment_status_replicas_available != kube_deployment_spec_replicas))
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unless (kube_deployment_spec_paused == 1)
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for: 15m
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labels:
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severity: warning
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annotations:
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description: Replicas are not updated and available for deployment {{$labels.namespaces}}/{{$labels.deployment}}
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- alert: DaemonSetRolloutStuck
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expr: kube_daemonset_status_current_number_ready / kube_daemonset_status_desired_number_scheduled
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* 100 < 100
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for: 15m
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labels:
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severity: warning
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annotations:
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description: Only {{$value}}% of desired pods scheduled and ready for daemon
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set {{$labels.namespaces}}/{{$labels.daemonset}}
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- alert: K8SDaemonSetsNotScheduled
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expr: kube_daemonset_status_desired_number_scheduled - kube_daemonset_status_current_number_scheduled
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> 0
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for: 10m
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labels:
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severity: warning
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annotations:
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description: A number of daemonsets are not scheduled.
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summary: Daemonsets are not scheduled correctly
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- alert: DaemonSetsMissScheduled
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expr: kube_daemonset_status_number_misscheduled > 0
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for: 10m
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labels:
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severity: warning
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annotations:
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description: A number of daemonsets are running where they are not supposed
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to run.
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summary: Daemonsets are not scheduled correctly
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- alert: PodFrequentlyRestarting
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expr: increase(kube_pod_container_status_restarts[1h]) > 5
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for: 10m
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labels:
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severity: warning
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annotations:
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description: Pod {{$labels.namespaces}}/{{$labels.pod}} is was restarted {{$value}}
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times within the last hour
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kubelet.rules.yaml: |+
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groups:
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- name: kubelet.rules
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rules:
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- alert: K8SNodeNotReady
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expr: kube_node_status_condition{condition="Ready",status="true"} == 0
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for: 1h
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labels:
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severity: warning
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annotations:
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description: The Kubelet on {{ $labels.node }} has not checked in with the API,
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or has set itself to NotReady, for more than an hour
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summary: Node status is NotReady
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- alert: K8SManyNodesNotReady
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expr: count(kube_node_status_condition{condition="Ready",status="true"} == 0)
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> 1 and (count(kube_node_status_condition{condition="Ready",status="true"} ==
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0) / count(kube_node_status_condition{condition="Ready",status="true"})) > 0.2
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for: 1m
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labels:
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severity: critical
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annotations:
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description: '{{ $value }}% of Kubernetes nodes are not ready'
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- alert: K8SKubeletDown
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expr: count(up{job="kubernetes-nodes"} == 0) / count(up{job="kubernetes-nodes"}) * 100 > 3
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for: 1h
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labels:
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severity: warning
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annotations:
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description: Prometheus failed to scrape {{ $value }}% of kubelets.
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- alert: K8SKubeletDown
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expr: (absent(up{job="kubernetes-nodes"} == 1) or count(up{job="kubernetes-nodes"} == 0) / count(up{job="kubernetes-nodes"}))
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* 100 > 1
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for: 1h
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labels:
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severity: critical
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annotations:
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description: Prometheus failed to scrape {{ $value }}% of kubelets, or all Kubelets
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have disappeared from service discovery.
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summary: Many Kubelets cannot be scraped
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- alert: K8SKubeletTooManyPods
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expr: kubelet_running_pod_count > 100
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for: 10m
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labels:
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severity: warning
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annotations:
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description: Kubelet {{$labels.instance}} is running {{$value}} pods, close
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to the limit of 110
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summary: Kubelet is close to pod limit
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kubernetes.rules.yaml: |+
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groups:
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- name: kubernetes.rules
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rules:
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- record: pod_name:container_memory_usage_bytes:sum
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expr: sum(container_memory_usage_bytes{container_name!="POD",pod_name!=""}) BY
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(pod_name)
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- record: pod_name:container_spec_cpu_shares:sum
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expr: sum(container_spec_cpu_shares{container_name!="POD",pod_name!=""}) BY (pod_name)
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- record: pod_name:container_cpu_usage:sum
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expr: sum(rate(container_cpu_usage_seconds_total{container_name!="POD",pod_name!=""}[5m]))
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BY (pod_name)
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- record: pod_name:container_fs_usage_bytes:sum
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expr: sum(container_fs_usage_bytes{container_name!="POD",pod_name!=""}) BY (pod_name)
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- record: namespace:container_memory_usage_bytes:sum
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expr: sum(container_memory_usage_bytes{container_name!=""}) BY (namespace)
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- record: namespace:container_spec_cpu_shares:sum
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expr: sum(container_spec_cpu_shares{container_name!=""}) BY (namespace)
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- record: namespace:container_cpu_usage:sum
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expr: sum(rate(container_cpu_usage_seconds_total{container_name!="POD"}[5m]))
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BY (namespace)
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- record: cluster:memory_usage:ratio
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expr: sum(container_memory_usage_bytes{container_name!="POD",pod_name!=""}) BY
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(cluster) / sum(machine_memory_bytes) BY (cluster)
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- record: cluster:container_spec_cpu_shares:ratio
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expr: sum(container_spec_cpu_shares{container_name!="POD",pod_name!=""}) / 1000
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/ sum(machine_cpu_cores)
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- record: cluster:container_cpu_usage:ratio
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expr: sum(rate(container_cpu_usage_seconds_total{container_name!="POD",pod_name!=""}[5m]))
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/ sum(machine_cpu_cores)
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- record: apiserver_latency_seconds:quantile
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expr: histogram_quantile(0.99, rate(apiserver_request_latencies_bucket[5m])) /
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1e+06
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labels:
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quantile: "0.99"
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- record: apiserver_latency:quantile_seconds
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expr: histogram_quantile(0.9, rate(apiserver_request_latencies_bucket[5m])) /
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1e+06
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labels:
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quantile: "0.9"
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- record: apiserver_latency_seconds:quantile
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expr: histogram_quantile(0.5, rate(apiserver_request_latencies_bucket[5m])) /
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1e+06
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labels:
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quantile: "0.5"
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- alert: APIServerLatencyHigh
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expr: apiserver_latency_seconds:quantile{quantile="0.99",subresource!="log",verb!~"^(?:WATCH|WATCHLIST|PROXY|CONNECT)$"}
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> 1
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for: 10m
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labels:
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severity: warning
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annotations:
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description: the API server has a 99th percentile latency of {{ $value }} seconds
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for {{$labels.verb}} {{$labels.resource}}
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- alert: APIServerLatencyHigh
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expr: apiserver_latency_seconds:quantile{quantile="0.99",subresource!="log",verb!~"^(?:WATCH|WATCHLIST|PROXY|CONNECT)$"}
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> 4
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for: 10m
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labels:
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severity: critical
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annotations:
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description: the API server has a 99th percentile latency of {{ $value }} seconds
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for {{$labels.verb}} {{$labels.resource}}
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- alert: APIServerErrorsHigh
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expr: rate(apiserver_request_count{code=~"^(?:5..)$"}[5m]) / rate(apiserver_request_count[5m])
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* 100 > 2
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for: 10m
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labels:
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severity: warning
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annotations:
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description: API server returns errors for {{ $value }}% of requests
|
|
- alert: APIServerErrorsHigh
|
|
expr: rate(apiserver_request_count{code=~"^(?:5..)$"}[5m]) / rate(apiserver_request_count[5m])
|
|
* 100 > 5
|
|
for: 10m
|
|
labels:
|
|
severity: critical
|
|
annotations:
|
|
description: API server returns errors for {{ $value }}% of requests
|
|
- alert: K8SApiserverDown
|
|
expr: absent(up{job="kubernetes-apiservers"} == 1)
|
|
for: 20m
|
|
labels:
|
|
severity: critical
|
|
annotations:
|
|
description: No API servers are reachable or all have disappeared from service
|
|
discovery
|
|
node.rules.yaml: |+
|
|
groups:
|
|
- name: node.rules
|
|
rules:
|
|
- record: instance:node_cpu:rate:sum
|
|
expr: sum(rate(node_cpu{mode!="idle",mode!="iowait",mode!~"^(?:guest.*)$"}[3m]))
|
|
BY (instance)
|
|
- record: instance:node_filesystem_usage:sum
|
|
expr: sum((node_filesystem_size{mountpoint="/"} - node_filesystem_free{mountpoint="/"}))
|
|
BY (instance)
|
|
- record: instance:node_network_receive_bytes:rate:sum
|
|
expr: sum(rate(node_network_receive_bytes[3m])) BY (instance)
|
|
- record: instance:node_network_transmit_bytes:rate:sum
|
|
expr: sum(rate(node_network_transmit_bytes[3m])) BY (instance)
|
|
- record: instance:node_cpu:ratio
|
|
expr: sum(rate(node_cpu{mode!="idle"}[5m])) WITHOUT (cpu, mode) / ON(instance)
|
|
GROUP_LEFT() count(sum(node_cpu) BY (instance, cpu)) BY (instance)
|
|
- record: cluster:node_cpu:sum_rate5m
|
|
expr: sum(rate(node_cpu{mode!="idle"}[5m]))
|
|
- record: cluster:node_cpu:ratio
|
|
expr: cluster:node_cpu:rate5m / count(sum(node_cpu) BY (instance, cpu))
|
|
- alert: NodeExporterDown
|
|
expr: absent(up{kubernetes_name="node-exporter"} == 1)
|
|
for: 10m
|
|
labels:
|
|
severity: warning
|
|
annotations:
|
|
description: Prometheus could not scrape a node-exporter for more than 10m,
|
|
or node-exporters have disappeared from discovery
|
|
- alert: NodeDiskRunningFull
|
|
expr: predict_linear(node_filesystem_free[6h], 3600 * 24) < 0
|
|
for: 30m
|
|
labels:
|
|
severity: warning
|
|
annotations:
|
|
description: device {{$labels.device}} on node {{$labels.instance}} is running
|
|
full within the next 24 hours (mounted at {{$labels.mountpoint}})
|
|
- alert: NodeDiskRunningFull
|
|
expr: predict_linear(node_filesystem_free[30m], 3600 * 2) < 0
|
|
for: 10m
|
|
labels:
|
|
severity: critical
|
|
annotations:
|
|
description: device {{$labels.device}} on node {{$labels.instance}} is running
|
|
full within the next 2 hours (mounted at {{$labels.mountpoint}})
|
|
prometheus.rules.yaml: |+
|
|
groups:
|
|
- name: prometheus.rules
|
|
rules:
|
|
- alert: PrometheusConfigReloadFailed
|
|
expr: prometheus_config_last_reload_successful == 0
|
|
for: 10m
|
|
labels:
|
|
severity: warning
|
|
annotations:
|
|
description: Reloading Prometheus' configuration has failed for {{$labels.namespace}}/{{$labels.pod}}
|
|
- alert: PrometheusNotificationQueueRunningFull
|
|
expr: predict_linear(prometheus_notifications_queue_length[5m], 60 * 30) > prometheus_notifications_queue_capacity
|
|
for: 10m
|
|
labels:
|
|
severity: warning
|
|
annotations:
|
|
description: Prometheus' alert notification queue is running full for {{$labels.namespace}}/{{
|
|
$labels.pod}}
|
|
- alert: PrometheusErrorSendingAlerts
|
|
expr: rate(prometheus_notifications_errors_total[5m]) / rate(prometheus_notifications_sent_total[5m])
|
|
> 0.01
|
|
for: 10m
|
|
labels:
|
|
severity: warning
|
|
annotations:
|
|
description: Errors while sending alerts from Prometheus {{$labels.namespace}}/{{
|
|
$labels.pod}} to Alertmanager {{$labels.Alertmanager}}
|
|
- alert: PrometheusErrorSendingAlerts
|
|
expr: rate(prometheus_notifications_errors_total[5m]) / rate(prometheus_notifications_sent_total[5m])
|
|
> 0.03
|
|
for: 10m
|
|
labels:
|
|
severity: critical
|
|
annotations:
|
|
description: Errors while sending alerts from Prometheus {{$labels.namespace}}/{{
|
|
$labels.pod}} to Alertmanager {{$labels.Alertmanager}}
|
|
- alert: PrometheusNotConnectedToAlertmanagers
|
|
expr: prometheus_notifications_alertmanagers_discovered < 1
|
|
for: 10m
|
|
labels:
|
|
severity: warning
|
|
annotations:
|
|
description: Prometheus {{ $labels.namespace }}/{{ $labels.pod}} is not connected
|
|
to any Alertmanagers
|