VictoriaMetrics/deployment/docker/alerts-vmalert.yml
hagen1778 8fb68152e6
alerts: simplify aggregation of alerting rules
This is follow-up after
75196d7234

It updates some of the alerting rules to remove unnecessary aggregations.
It keeps aggregations for expressions which are using multiple time series
filters to make sure their label will match.

Signed-off-by: hagen1778 <roman@victoriametrics.com>
2023-12-11 15:17:30 +01:00

86 lines
4.5 KiB
YAML

# File contains default list of alerts for vmalert service.
# The alerts below are just recommendations and may require some updates
# and threshold calibration according to every specific setup.
groups:
# Alerts group for vmalert assumes that Grafana dashboard
# https://grafana.com/grafana/dashboards/14950-victoriametrics-vmalert/ is installed.
# Pls update the `dashboard` annotation according to your setup.
- name: vmalert
interval: 30s
rules:
- alert: ConfigurationReloadFailure
expr: vmalert_config_last_reload_successful != 1
labels:
severity: warning
annotations:
summary: "Configuration reload failed for vmalert instance {{ $labels.instance }}"
description: "Configuration hot-reload failed for vmalert on instance {{ $labels.instance }}.
Check vmalert's logs for detailed error message."
- alert: AlertingRulesError
expr: sum(increase(vmalert_alerting_rules_errors_total[5m])) without(alertname, id) > 0
for: 5m
labels:
severity: warning
annotations:
dashboard: "http://localhost:3000/d/LzldHAVnz?viewPanel=13&var-instance={{ $labels.instance }}&var-group={{ $labels.group }}"
summary: "Alerting rules are failing for vmalert instance {{ $labels.instance }}"
description: "Alerting rules execution is failing for group \"{{ $labels.group }}\".
Check vmalert's logs for detailed error message."
- alert: RecordingRulesError
expr: sum(increase(vmalert_recording_rules_errors_total[5m])) without(recording, id) > 0
for: 5m
labels:
severity: warning
annotations:
dashboard: "http://localhost:3000/d/LzldHAVnz?viewPanel=30&var-instance={{ $labels.instance }}&var-group={{ $labels.group }}"
summary: "Recording rules are failing for vmalert instance {{ $labels.instance }}"
description: "Recording rules execution is failing for group \"{{ $labels.group }}\".
Check vmalert's logs for detailed error message."
- alert: RecordingRulesNoData
expr: sum(vmalert_recording_rules_last_evaluation_samples) without(recording, id) < 1
for: 30m
labels:
severity: info
annotations:
dashboard: "http://localhost:3000/d/LzldHAVnz?viewPanel=33&var-group={{ $labels.group }}"
summary: "Recording rule {{ $labels.recording }} ({ $labels.group }}) produces no data"
description: "Recording rule \"{{ $labels.recording }}\" from group \"{{ $labels.group }}\"
produces 0 samples over the last 30min. It might be caused by a misconfiguration
or incorrect query expression."
- alert: TooManyMissedIterations
expr: increase(vmalert_iteration_missed_total[5m]) > 0
for: 15m
labels:
severity: warning
annotations:
summary: "vmalert instance {{ $labels.instance }} is missing rules evaluations"
description: "vmalert instance {{ $labels.instance }} is missing rules evaluations for group \"{{ $labels.group }}\".
The group evaluation time takes longer than the configured evaluation interval. This may result in missed
alerting notifications or recording rules samples. Try increasing evaluation interval or concurrency of
group \"{{ $labels.group }}\". See https://docs.victoriametrics.com/vmalert.html#groups.
If rule expressions are taking longer than expected, please see https://docs.victoriametrics.com/Troubleshooting.html#slow-queries."
- alert: RemoteWriteErrors
expr: increase(vmalert_remotewrite_errors_total[5m]) > 0
for: 15m
labels:
severity: warning
annotations:
summary: "vmalert instance {{ $labels.instance }} is failing to push metrics to remote write URL"
description: "vmalert instance {{ $labels.instance }} is failing to push metrics generated via alerting
or recording rules to the configured remote write URL. Check vmalert's logs for detailed error message."
- alert: AlertmanagerErrors
expr: increase(vmalert_alerts_send_errors_total[5m]) > 0
for: 15m
labels:
severity: warning
annotations:
summary: "vmalert instance {{ $labels.instance }} is failing to send notifications to Alertmanager"
description: "vmalert instance {{ $labels.instance }} is failing to send alert notifications to \"{{ $labels.addr }}\".
Check vmalert's logs for detailed error message."