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Add NodeSystemdServiceCrashlooping alert to mixin (#3039)

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* Add NodeSystemdServiceCrashlooping alert

---------

Signed-off-by: Vitaly Zhuravlev <v-zhuravlev@users.noreply.github.com>
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v-zhuravlev 2025-02-16 18:05:46 +08:00 committed by GitHub
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commit f252c4616a
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14
docs/node-mixin/alerts/alerts.libsonnet
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@ -407,6 +407,20 @@
description: 'Systemd service {{ $labels.name }} has entered failed state at {{ $labels.instance }}',
},
},
{
alert: 'NodeSystemdServiceCrashlooping',
expr: |||
increase(node_systemd_service_restart_total{%(nodeExporterSelector)s}[5m]) > 2
||| % $._config,
'for': '15m',
labels: {
severity: 'warning',
},
annotations: {
summary: 'Systemd service keeps restaring, possibly crash looping.',
description: 'Systemd service {{ $labels.name }} has being restarted too many times at {{ $labels.instance }} for the last 15 minutes. Please check if service is crash looping.',
},
},
{
alert: 'NodeBondingDegraded',
expr: |||