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|
# Generated from 'etcd' group from https://raw.githubusercontent.com/paskal/etcd/master/Documentation/op-guide/etcd3_alert.rules.yml
{{- if and .Values.defaultRules.create .Values.kubeEtcd.enabled }}
apiVersion: {{ printf "%s/v1" (.Values.prometheusOperator.crdApiGroup | default "monitoring.coreos.com") }}
kind: PrometheusRule
metadata:
name: {{ printf "%s-%s" (include "prometheus-operator.fullname" .) "etcd" | trunc 63 | trimSuffix "-" }}
labels:
app: {{ template "prometheus-operator.name" . }}
{{ include "prometheus-operator.labels" . | indent 4 }}
{{- if .Values.defaultRules.labels }}
{{ toYaml .Values.defaultRules.labels | indent 4 }}
{{- end }}
{{- if .Values.defaultRules.annotations }}
annotations:
{{ toYaml .Values.defaultRules.annotations | indent 4 }}
{{- end }}
spec:
groups:
- name: etcd
rules:
- alert: etcdInsufficientMembers
annotations:
message: 'etcd cluster "{{`{{ $labels.job }}`}}": insufficient members ({{`{{ $value }}`}}).'
expr: sum(up{job=~".*etcd.*"} == bool 1) by (job) < ((count(up{job=~".*etcd.*"}) by (job) + 1) / 2)
for: 3m
labels:
severity: critical
- alert: etcdNoLeader
annotations:
message: 'etcd cluster "{{`{{ $labels.job }}`}}": member {{`{{ $labels.instance }}`}} has no leader.'
expr: etcd_server_has_leader{job=~".*etcd.*"} == 0
for: 1m
labels:
severity: critical
- alert: etcdHighNumberOfLeaderChanges
annotations:
message: 'etcd cluster "{{`{{ $labels.job }}`}}": instance {{`{{ $labels.instance }}`}} has seen {{`{{ $value }}`}} leader changes within the last hour.'
expr: rate(etcd_server_leader_changes_seen_total{job=~".*etcd.*"}[15m]) > 3
for: 15m
labels:
severity: warning
- alert: etcdHighNumberOfFailedGRPCRequests
annotations:
message: 'etcd cluster "{{`{{ $labels.job }}`}}": {{`{{ $value }}`}}% of requests for {{`{{ $labels.grpc_method }}`}} failed on etcd instance {{`{{ $labels.instance }}`}}.'
expr: |-
100 * sum(rate(grpc_server_handled_total{job=~".*etcd.*", grpc_code!="OK"}[5m])) BY (job, instance, grpc_service, grpc_method)
/
sum(rate(grpc_server_handled_total{job=~".*etcd.*"}[5m])) BY (job, instance, grpc_service, grpc_method)
> 1
for: 10m
labels:
severity: warning
- alert: etcdHighNumberOfFailedGRPCRequests
annotations:
message: 'etcd cluster "{{`{{ $labels.job }}`}}": {{`{{ $value }}`}}% of requests for {{`{{ $labels.grpc_method }}`}} failed on etcd instance {{`{{ $labels.instance }}`}}.'
expr: |-
100 * sum(rate(grpc_server_handled_total{job=~".*etcd.*", grpc_code!="OK"}[5m])) BY (job, instance, grpc_service, grpc_method)
/
sum(rate(grpc_server_handled_total{job=~".*etcd.*"}[5m])) BY (job, instance, grpc_service, grpc_method)
> 5
for: 5m
labels:
severity: critical
- alert: etcdGRPCRequestsSlow
annotations:
message: 'etcd cluster "{{`{{ $labels.job }}`}}": gRPC requests to {{`{{ $labels.grpc_method }}`}} are taking {{`{{ $value }}`}}s on etcd instance {{`{{ $labels.instance }}`}}.'
expr: |-
histogram_quantile(0.99, sum(rate(grpc_server_handling_seconds_bucket{job=~".*etcd.*", grpc_type="unary"}[5m])) by (job, instance, grpc_service, grpc_method, le))
> 0.15
for: 10m
labels:
severity: critical
- alert: etcdMemberCommunicationSlow
annotations:
message: 'etcd cluster "{{`{{ $labels.job }}`}}": member communication with {{`{{ $labels.To }}`}} is taking {{`{{ $value }}`}}s on etcd instance {{`{{ $labels.instance }}`}}.'
expr: |-
histogram_quantile(0.99, rate(etcd_network_peer_round_trip_time_seconds_bucket{job=~".*etcd.*"}[5m]))
> 0.15
for: 10m
labels:
severity: warning
- alert: etcdHighNumberOfFailedProposals
annotations:
message: 'etcd cluster "{{`{{ $labels.job }}`}}": {{`{{ $value }}`}} proposal failures within the last hour on etcd instance {{`{{ $labels.instance }}`}}.'
expr: rate(etcd_server_proposals_failed_total{job=~".*etcd.*"}[15m]) > 5
for: 15m
labels:
severity: warning
- alert: etcdHighFsyncDurations
annotations:
message: 'etcd cluster "{{`{{ $labels.job }}`}}": 99th percentile fync durations are {{`{{ $value }}`}}s on etcd instance {{`{{ $labels.instance }}`}}.'
expr: |-
histogram_quantile(0.99, rate(etcd_disk_wal_fsync_duration_seconds_bucket{job=~".*etcd.*"}[5m]))
> 0.5
for: 10m
labels:
severity: warning
- alert: etcdHighCommitDurations
annotations:
message: 'etcd cluster "{{`{{ $labels.job }}`}}": 99th percentile commit durations {{`{{ $value }}`}}s on etcd instance {{`{{ $labels.instance }}`}}.'
expr: |-
histogram_quantile(0.99, rate(etcd_disk_backend_commit_duration_seconds_bucket{job=~".*etcd.*"}[5m]))
> 0.25
for: 10m
labels:
severity: warning
- alert: etcdHighNumberOfFailedHTTPRequests
annotations:
message: '{{`{{ $value }}`}}% of requests for {{`{{ $labels.method }}`}} failed on etcd instance {{`{{ $labels.instance }}`}}'
expr: |-
sum(rate(etcd_http_failed_total{job=~".*etcd.*", code!="404"}[5m])) BY (method) / sum(rate(etcd_http_received_total{job=~".*etcd.*"}[5m]))
BY (method) > 0.01
for: 10m
labels:
severity: warning
- alert: etcdHighNumberOfFailedHTTPRequests
annotations:
message: '{{`{{ $value }}`}}% of requests for {{`{{ $labels.method }}`}} failed on etcd instance {{`{{ $labels.instance }}`}}.'
expr: |-
sum(rate(etcd_http_failed_total{job=~".*etcd.*", code!="404"}[5m])) BY (method) / sum(rate(etcd_http_received_total{job=~".*etcd.*"}[5m]))
BY (method) > 0.05
for: 10m
labels:
severity: critical
- alert: etcdHTTPRequestsSlow
annotations:
message: etcd instance {{`{{ $labels.instance }}`}} HTTP requests to {{`{{ $labels.method }}`}} are slow.
expr: |-
histogram_quantile(0.99, rate(etcd_http_successful_duration_seconds_bucket[5m]))
> 0.15
for: 10m
labels:
severity: warning
{{- end }}
|
