Add Prometheus alerts from kube-prometheus, remove the alertmanager alerts.

Signed-off-by: Tom Wilkie <tom.wilkie@gmail.com>
This commit is contained in:
Tom Wilkie 2018-11-19 11:22:55 +00:00
parent dfbdf8d3bb
commit 8f42192e52

View File

@ -5,7 +5,7 @@
name: 'prometheus', name: 'prometheus',
rules: [ rules: [
{ {
alert: 'PromBadConfig', alert: 'PrometheusBadConfig',
expr: ||| expr: |||
prometheus_config_last_reload_successful{%(prometheusSelector)s} == 0 prometheus_config_last_reload_successful{%(prometheusSelector)s} == 0
||| % $._config, ||| % $._config,
@ -14,37 +14,134 @@
severity: 'critical', severity: 'critical',
}, },
annotations: { annotations: {
mesage: 'Prometheus failed to reload config, see container logs', message: 'Prometheus failed to reload config, see container logs',
}, },
}, },
{ {
alert: 'PromAlertmanagerBadConfig', alert: 'PrometheusNotificationQueueRunningFull',
expr: ||| expr: |||
alertmanager_config_last_reload_successful{%(alertmanagerSelector)s} == 0 predict_linear(prometheus_notifications_queue_length{%(prometheusSelector)s}[5m], 60 * 30)
>
prometheus_notifications_queue_capacity{%(prometheusSelector)s}
||| % $._config,
'for': '15m',
labels: {
severity: 'warning',
},
annotations: {
message: "Prometheus' alert notification queue is running full for {{$labels.namespace}}/{{ $labels.pod}}",
},
},
{
alert: 'PrometheusErrorSendingAlerts',
expr: |||
100 * rate(prometheus_notifications_errors_total{%(prometheusSelector)s}[5m])
/
rate(prometheus_notifications_sent_total{%(prometheusSelector)s}[5m]) > 1
||| % $._config,
'for': '15m',
labels: {
severity: 'warning',
},
annotations: {
message: '{{ printf "%.1f" $value }}% errors while sending alerts from Prometheus {{$labels.namespace}}/{{ $labels.pod}} to Alertmanager {{$labels.Alertmanager}}',
},
},
{
alert: 'PrometheusErrorSendingAlerts',
expr: |||
100 * rate(prometheus_notifications_errors_total{%(prometheusSelector)s}[5m])
/
rate(prometheus_notifications_sent_total{%(prometheusSelector)s}[5m]) > 3
||| % $._config,
'for': '15m',
labels: {
severity: 'critical',
},
annotations: {
message: '{{ printf "%.1f" $value }}% errors while sending alerts from Prometheus {{$labels.namespace}}/{{ $labels.pod}} to Alertmanager {{$labels.Alertmanager}}',
},
},
{
alert: 'PrometheusNotConnectedToAlertmanagers',
expr: |||
prometheus_notifications_alertmanagers_discovered{%(prometheusSelector)s} < 1
||| % $._config, ||| % $._config,
'for': '10m', 'for': '10m',
labels: { labels: {
severity: 'critical', severity: 'warning',
}, },
annotations: { annotations: {
message: 'Alertmanager failed to reload config, see container logs', message: 'Prometheus {{ $labels.namespace }}/{{ $labels.pod}} is not connected to any Alertmanagers',
}, },
}, },
{ {
alert: 'PromAlertsFailed', alert: 'PrometheusTSDBReloadsFailing',
expr: ||| expr: |||
100 * rate(alertmanager_notifications_failed_total{%(alertmanagerSelector)s}[5m]) / rate(alertmanager_notifications_total{%(alertmanagerSelector)s}[5m]) > 1 increase(prometheus_tsdb_reloads_failures_total{%(prometheusSelector)s}[2h]) > 0
||| % $._config, ||| % $._config,
'for': '5m', 'for': '12h',
labels: { labels: {
severity: 'critical', severity: 'warning',
}, },
annotations: { annotations: {
message: 'Alertmanager failed to send {{ printf "%.1f" $value }}% alerts to {{ $labels.integration }}.', message: '{{$labels.job}} at {{$labels.instance}} had {{$value | humanize}} reload failures over the last four hours.',
}, },
}, },
{ {
alert: 'PromRemoteStorageFailures', alert: 'PrometheusTSDBCompactionsFailing',
expr: |||
increase(prometheus_tsdb_compactions_failed_total{%(prometheusSelector)s}[2h]) > 0
||| % $._config,
'for': '12h',
labels: {
severity: 'warning',
},
annotations: {
message: '{{$labels.job}} at {{$labels.instance}} had {{$value | humanize}} compaction failures over the last four hours.',
},
},
{
alert: 'PrometheusTSDBWALCorruptions',
expr: |||
tsdb_wal_corruptions_total{%(prometheusSelector)s} > 0
||| % $._config,
'for': '4h',
labels: {
severity: 'warning',
},
annotations: {
message: '{{$labels.job}} at {{$labels.instance}} has a corrupted write-ahead log (WAL).',
},
},
{
alert: 'PrometheusNotIngestingSamples',
expr: |||
rate(prometheus_tsdb_head_samples_appended_total{%(prometheusSelector)s}[5m]) <= 0
||| % $._config,
'for': '10m',
labels: {
severity: 'warning',
},
message: {
description: "Prometheus {{ $labels.namespace }}/{{ $labels.pod}} isn't ingesting samples.",
},
},
{
alert: 'PrometheusTargetScrapesDuplicate',
expr: |||
increase(prometheus_target_scrapes_sample_duplicate_timestamp_total{%(prometheusSelector)s}[5m]) > 0
||| % $._config,
'for': '10m',
labels: {
severity: 'warning',
},
annotations: {
message: '{{$labels.namespace}}/{{$labels.pod}} has many samples rejected due to duplicate timestamps but different values',
},
},
{
alert: 'PrometheusRemoteStorageFailures',
expr: ||| expr: |||
(rate(prometheus_remote_storage_failed_samples_total{%(prometheusSelector)s}[1m]) * 100) (rate(prometheus_remote_storage_failed_samples_total{%(prometheusSelector)s}[1m]) * 100)
/ /
@ -60,7 +157,7 @@
}, },
}, },
{ {
alert: 'PromRuleFailures', alert: 'PrometheusRuleFailures',
'for': '15m', 'for': '15m',
expr: ||| expr: |||
rate(prometheus_rule_evaluation_failures_total{%(prometheusSelector)s}[1m]) > 0 rate(prometheus_rule_evaluation_failures_total{%(prometheusSelector)s}[1m]) > 0