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Alert rule for active routers on ML2/OVS #1424

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merged 3 commits into from
Dec 13, 2024
Merged

Alert rule for active routers on ML2/OVS #1424

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Alert rule for active routers on ML2/OVS
jovial Dec 12, 2024
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Apply suggestions from code review
jovial Dec 12, 2024
1466ea6
Update releasenotes/notes/adds-alert-for-active-routers-9128191221369…
jovial Dec 12, 2024
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11 changes: 10 additions & 1 deletion etc/kayobe/kolla/config/prometheus/openstack.rules
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Original file line number Diff line number Diff line change
Expand Up @@ -11,5 +11,14 @@ groups:
annotations:
summary: "{{ $labels.service }} at {{ $labels.hostname }} is down"
description: "OpenStack service {{ $labels.service }} at {{ $labels.hostname }} is down"

- name: Routers
rules:
- alert: OpenStackRouterDown
expr: count by (router_id) (openstack_neutron_l3_agent_of_router{ha_state="active"}) != 1
for: 1m
labels:
severity: alert
annotations:
summary: "The router {{ $labels.router_id }} is not active on exactly one agent"
description: "The router {{ $labels.router_id }} should be active on exactly one agent. It can either be active on multiple agents or not active at all."
{% endraw %}
5 changes: 5 additions & 0 deletions releasenotes/notes/adds-alert-for-active-routers-91281912213692c9.yaml
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@@ -0,0 +1,5 @@
---
features:
- |
Adds an alert to check that there is exactly one active router on ML2/OVS based
deployments.