fix(grafana): startupProbe + liveness grace pour les migrations SQLite
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Grafana tourne en SQLite sur emptyDir → migration complète du schéma à chaque démarrage de pod, > 160 s sur Raspberry Pi. La liveson (initialDelay 60 + 10×10s) tuait Grafana en pleine migration → CrashLoop du nouveau pod à chaque rollout (révélé par le rollout du dashboard prospection). Ajoute une startupProbe (~10 min) et relève failureThreshold de la liveness (filet si le chart n'expose pas startupProbe). Co-Authored-By: Claude Opus 4.8 <[email protected]>
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@@ -69,13 +69,26 @@ grafana: &grafana_config
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path: /api/health
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port: 3000
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# Base Grafana en SQLite sur emptyDir → migration complète du schéma à CHAQUE démarrage du
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# pod, lente sur Raspberry Pi (> 160 s). Sans garde suffisante, la liveness tuait Grafana en
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# pleine migration → CrashLoop au moindre rollout. startupProbe : ~10 min avant d'armer la
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# liveness. failureThreshold de liveness relevé aussi (filet de sécurité si le chart n'expose
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# pas startupProbe). Fix pérenne : DB persistante (PVC) ou externe (postgres) — hors scope ici.
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startupProbe:
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httpGet:
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path: /api/health
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port: 3000
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initialDelaySeconds: 30
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periodSeconds: 10
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failureThreshold: 60
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livenessProbe:
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httpGet:
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path: /api/health
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port: 3000
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initialDelaySeconds: 60
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timeoutSeconds: 30
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failureThreshold: 10
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failureThreshold: 60
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## Use an alternate scheduler, e.g. "stork".
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## ref: https://kubernetes.io/docs/tasks/administer-cluster/configure-multiple-schedulers/
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