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Redfish exporter: Decrease sensitivity of alert #1358

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Merged
merged 1 commit into from
Nov 4, 2024
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Redfish exporter: Decrease sensitivity of alert #1358

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11 changes: 10 additions & 1 deletion etc/kayobe/kolla/config/prometheus/prometheus.rules
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Original file line number Diff line number Diff line change
Expand Up @@ -7,14 +7,23 @@ groups:
rules:

- alert: PrometheusTargetMissing
expr: up == 0
expr: up{job!="redfish-exporter-seed"} == 0
for: 5m
labels:
severity: critical
annotations:
summary: "Prometheus target missing (instance {{ $labels.instance }})"
description: "A Prometheus target has disappeared. An exporter might have crashed."

- alert: PrometheusTargetMissing
expr: up{job="redfish-exporter-seed"} == 0
for: 15m
labels:
severity: critical
annotations:
summary: "Prometheus target missing (instance {{ $labels.instance }})"
description: "A Prometheus target has disappeared. An exporter might have crashed."

- alert: PrometheusAllTargetsMissing
expr: count by (job) (up) == 0
for: 1m
Expand Down
6 changes: 6 additions & 0 deletions releasenotes/notes/reduces-sensitivity-of-redfish-target-alerts-a3d77a3f0c3dac8a.yaml
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Original file line number Diff line number Diff line change
@@ -0,0 +1,6 @@
---
fixes:
- |
Changes the duration for which redfish exporter must continually fail
scrapes before triggering an alert to 15 minutes. This should hopefully
reduce some alert spam.
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