Scheduled maintenance

Scheduled maintenance A sequence diagram generated by Archify. find due presets, resolve tables (rules+assignments) create run + jobs (queued) enqueue jobs probe live load (runtime.queries / EMR slots) compute free slots (caps, off-peak, budget, cooldown) admit/dispatch job(s) read latest scan + partitions build MaintenancePlan (mode, thresholds) render dialect SQL + execute (partition-filtered) write audit log + job result update live counters/state finalize run summary (ok/failed/deferred) Enqueue Admit Execute Scheduler · presets · Sequence participant Scheduler presets PostgreSQL · runs and audit · Sequence participant PostgreSQL runs and audit Redis · queue · Sequence participant Redis queue Governor · admission · Sequence participant Governor admission Worker · one table · Sequence participant Worker one table Planner · no SQL · Sequence participant Planner no SQL Destination · Trino / EMR · Sequence participant Destination Trino / EMR Legend main request async trace message