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Configure Celery for graceful shutdown during K8s deployments #5520

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Merged
rtibbles merged 1 commit into from
Dec 18, 2025
Merged

Configure Celery for graceful shutdown during K8s deployments #5520

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5 changes: 5 additions & 0 deletions contentcuration/contentcuration/settings.py
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Original file line number Diff line number Diff line change
Expand Up @@ -348,6 +348,11 @@ def gettext(s):
"result_serializer": "json",
"result_extended": True,
"worker_send_task_events": True,
# Graceful shutdown: allow 28 seconds for tasks to complete before forced termination
# This is 2 seconds less than Kubernetes terminationGracePeriodSeconds (30s)
"worker_soft_shutdown_timeout": int(
os.getenv("CELERY_WORKER_SOFT_SHUTDOWN_TIMEOUT", "28")
),
}

# When cleaning up orphan nodes, only clean up any that have been last modified
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1 change: 1 addition & 0 deletions docker-compose.yml
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Expand Up @@ -14,6 +14,7 @@ x-studio-environment:
CELERY_BROKER_ENDPOINT: redis
CELERY_RESULT_BACKEND_ENDPOINT: redis
CELERY_REDIS_PASSWORD: ""
REMAP_SIGTERM: "SIGQUIT"
PROBER_STUDIO_BASE_URL: http://studio-app:8080/{path}

x-studio-worker:
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