jedcunningham commented on code in PR #30375:
URL: https://github.com/apache/airflow/pull/30375#discussion_r1166348443
##########
airflow/jobs/scheduler_job_runner.py:
##########
@@ -1425,6 +1465,51 @@ def _send_sla_callbacks_to_processor(self, dag: DAG) ->
None:
)
self.job.executor.send_callback(request)
+ @provide_session
+ def _fail_tasks_stuck_in_queued(self, session: Session = NEW_SESSION) ->
None:
+ """
+ Mark tasks stuck in queued for longer than `task_queued_timeout` as
failed.
+
+ Tasks can get stuck in queued for a wide variety of reasons (e.g.
celery loses
+ track of a task, a cluster can't further scale up its workers, etc.),
but tasks
+ should not be stuck in queued for a long time. This will mark tasks
stuck in
+ queued for longer than `self._task_queued_timeout` as failed. If the
task has
+ available retries, it will be retried.
+ """
+ self.log.debug("Calling SchedulerJob._fail_tasks_stuck_in_queued
method")
+
+ if type(self.job.executor).cleanup_stuck_queued_tasks ==
BaseExecutor.cleanup_stuck_queued_tasks:
+ self.log.debug("Executor doesn't support cleanup of stuck queued
tasks. Skipping.")
+ return
+
+ for attempt in run_with_db_retries(logger=self.log):
+ with attempt:
+ self.log.debug(
+ "Running SchedulerJob._fail_tasks_stuck_in_queued with
retries. Try %d of %d",
+ attempt.retry_state.attempt_number,
+ MAX_DB_RETRIES,
+ )
Review Comment:
I removed this.
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