docs/v3/api-ref/python/prefect-server-services-late_runs.mdx
prefect.server.services.late_runsThe MarkLateRuns service. Responsible for putting flow runs in a Late state if they are not started on time.
The threshold for a late run can be configured by changing PREFECT_API_SERVICES_LATE_RUNS_AFTER_SECONDS.
mark_flow_run_late <sup><a href="https://github.com/PrefectHQ/prefect/blob/main/src/prefect/server/services/late_runs.py#L25" target="_blank"><Icon icon="github" style="width: 14px; height: 14px;" /></a></sup>mark_flow_run_late(flow_run_id: Annotated[UUID, Logged]) -> None
Mark a single flow run as late (docket task).
monitor_late_runs <sup><a href="https://github.com/PrefectHQ/prefect/blob/main/src/prefect/server/services/late_runs.py#L56" target="_blank"><Icon icon="github" style="width: 14px; height: 14px;" /></a></sup>monitor_late_runs(docket: Docket = CurrentDocket(), db: PrefectDBInterface = Depends(provide_database_interface), perpetual: Perpetual = Perpetual(automatic=False, every=timedelta(seconds=get_current_settings().server.services.late_runs.loop_seconds))) -> None
Monitor for late flow runs and schedule marking tasks.