jedcunningham commented on code in PR #27725:
URL: https://github.com/apache/airflow/pull/27725#discussion_r1026961840
##########
airflow/jobs/scheduler_job.py:
##########
@@ -774,25 +775,46 @@ def _execute(self) -> None:
@provide_session
def _update_dag_run_state_for_paused_dags(self, session: Session =
NEW_SESSION) -> None:
try:
- paused_dag_ids = DagModel.get_all_paused_dag_ids()
- for dag_id in paused_dag_ids:
- if dag_id in self._paused_dag_without_running_dagruns:
- continue
+ paused_dag_ids = {
+ paused_dag_id
+ for paused_dag_id, in session.query(DagModel.dag_id)
+ .join(DagRun.dag_model)
+ .filter(
+ DagModel.is_paused == expression.true(),
+ DagRun.state == DagRunState.RUNNING,
+ DagRun.run_type != DagRunType.BACKFILL_JOB,
+ )
+ .all()
+ }
- dag = SerializedDagModel.get_dag(dag_id)
- if dag is None:
- continue
+ for dag_id in paused_dag_ids:
Review Comment:
Found an old db with 27 million TIs, query is still fast 👍
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