uranusjr commented on code in PR #71072:
URL: https://github.com/apache/airflow/pull/71072#discussion_r3732898228
##########
airflow-core/src/airflow/jobs/scheduler_job_runner.py:
##########
@@ -2247,13 +2256,55 @@ def _create_dagruns_for_partitioned_asset_dags(self,
session: Session) -> set[st
DagModel.is_stale.is_(False),
)
.order_by(AssetPartitionDagRun.created_at,
AssetPartitionDagRun.id)
- .limit(self._max_partition_dag_runs_per_loop),
+ .limit(self._max_partition_dag_runs_per_loop + 1),
of=AssetPartitionDagRun,
skip_locked=True,
key_share=False,
session=session,
)
).all()
+ has_backlog = len(rows) > self._max_partition_dag_runs_per_loop
+ pending_apdrs = rows[: self._max_partition_dag_runs_per_loop]
+ if has_backlog:
+ self.log.warning(
+ "Reached the per-tick cap on pending partitioned Dag runs; the
remaining backlog "
+ "will be evaluated over subsequent scheduler ticks",
+ cap=self._max_partition_dag_runs_per_loop,
+ pending_count=len(pending_apdrs),
Review Comment:
With `has_backlog == True`, I think these two are always the same?
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