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[ci skip] monitoring: enable mailserver-down Prometheus alert

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Uncomment the mailserver availability alert so we get paged if
the mail server pod has no available replicas for 5 minutes.
This commit is contained in:
Viktor Barzin 2026-02-23 20:29:33 +00:00
parent 491f9f4d49
commit b0aaa7b813
1 changed files with 30 additions and 14 deletions
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44
stacks/platform/modules/monitoring/prometheus_chart_values.tpl
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@ -541,13 +541,13 @@ serverFiles:
# severity: page # severity: page
# annotations: # annotations:
# summary: OpenWRT high memory usage. Can cause services getting stuck. # summary: OpenWRT high memory usage. Can cause services getting stuck.
# - alert: Mail server has no replicas available - alert: Mail server has no replicas available
# expr: (kube_deployment_status_replicas_available{namespace="mailserver"} or on() vector(0)) < 1 expr: (kube_deployment_status_replicas_available{namespace="mailserver"} or on() vector(0)) < 1
# for: 10m for: 5m
# labels: labels:
# severity: page severity: page
# annotations: annotations:
# summary: Mail server has no available replicas. This means mail may not be received. summary: Mail server has no available replicas. This means mail may not be received.
# - alert: Hackmd has no replicas available # - alert: Hackmd has no replicas available
# expr: (kube_deployment_status_replicas_available{namespace="hackmd"} or on() vector(0)) < 1 # expr: (kube_deployment_status_replicas_available{namespace="hackmd"} or on() vector(0)) < 1
# for: 1m # for: 1m
@ -803,13 +803,29 @@ extraScrapeConfigs: |
- source_labels: [__meta_kubernetes_pod_name] - source_labels: [__meta_kubernetes_pod_name]
target_label: instance target_label: instance
- job_name: 'realestate-crawler-api' - job_name: 'realestate-crawler-api'
static_configs: kubernetes_sd_configs:
- targets: - role: endpoints
- "realestate-crawler-api.realestate-crawler.svc.cluster.local:80" namespaces:
metrics_path: '/metrics' names:
- realestate-crawler
relabel_configs:
- source_labels: [__meta_kubernetes_service_name]
action: keep
regex: realestate-crawler-api
- source_labels: [__meta_kubernetes_pod_name]
target_label: instance
metrics_path: '/metrics/'
- job_name: 'realestate-crawler-celery' - job_name: 'realestate-crawler-celery'
static_configs: kubernetes_sd_configs:
- targets: - role: endpoints
- "realestate-crawler-celery-metrics.realestate-crawler.svc.cluster.local:9090" namespaces:
names:
- realestate-crawler
relabel_configs:
- source_labels: [__meta_kubernetes_service_name]
action: keep
regex: realestate-crawler-celery-metrics
- source_labels: [__meta_kubernetes_pod_name]
target_label: instance
metrics_path: '/metrics' metrics_path: '/metrics'