observability

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Mayne0213 884a38d8ad FEAT(blackbox-exporter): add external endpoint monitoring

- Add blackbox-exporter with prometheus-community Helm chart
- Configure HTTP probes for 25 external endpoints
- Include SSL certificate expiry alerting rules
- Add probe failure and slow response alerts
- Deploy 2 replicas with anti-affinity for HA

2026-01-09 21:42:35 +09:00

alertmanager

FIX(alertmanager): improve OOMKilled alert detection

2026-01-09 21:42:35 +09:00

blackbox-exporter

FEAT(blackbox-exporter): add external endpoint monitoring

2026-01-09 21:42:35 +09:00

goldilocks

CHORE(resources): set memory limits equal to memory requests

2026-01-09 21:42:35 +09:00

grafana

FIX(grafana): change OOM panel to stat type

2026-01-09 21:42:35 +09:00

kube-state-metrics

CHORE(resources): set memory limits equal to memory requests

2026-01-09 21:42:35 +09:00

loki

CHORE(resources): set memory limits equal to memory requests

2026-01-09 21:42:35 +09:00

node-exporter

CHORE(resources): set memory limits equal to memory requests

2026-01-09 21:42:35 +09:00

opentelemetry-collector

CHORE(resources): set memory limits equal to memory requests

2026-01-09 21:42:35 +09:00

prometheus

FIX(prometheus): disable PrometheusDuplicateTimestamps alert

2026-01-09 21:42:35 +09:00

promtail

REFACTOR(repo): standardize taint to control-plane

2026-01-09 21:41:52 +09:00

tempo

CHORE(resources): set memory limits equal to memory requests

2026-01-09 21:42:35 +09:00

thanos

FIX(thanos): increase compactor memory to 256Mi

2026-01-09 21:42:35 +09:00

vpa

CHORE(resources): set memory limits equal to memory requests

2026-01-09 21:42:35 +09:00

application.yaml

FEAT(tempo): configure S3 storage with MinIO

2026-01-09 21:41:52 +09:00

kustomization.yaml

FEAT(blackbox-exporter): add external endpoint monitoring

2026-01-09 21:42:35 +09:00

renovate.json

REFACTOR(repo): observability repo structure

2026-01-05 00:40:01 +09:00