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Posted to commits@airflow.apache.org by GitBox <gi...@apache.org> on 2021/03/14 14:39:45 UTC
[GitHub] [airflow] potiuk opened a new issue #14778: [QUARANTINED] The test_scheduler_verify_pool_full occasionally fails
potiuk opened a new issue #14778:
URL: https://github.com/apache/airflow/issues/14778
Probably same root cause as in #14773 and #14772 but there is another test that fails occassionally:
https://github.com/apache/airflow/runs/2106723579?check_suite_focus=true#step:6:10811
```
_______________ TestSchedulerJob.test_scheduler_verify_pool_full _______________
self = <tests.jobs.test_scheduler_job.TestSchedulerJob testMethod=test_scheduler_verify_pool_full>
def test_scheduler_verify_pool_full(self):
"""
Test task instances not queued when pool is full
"""
dag = DAG(dag_id='test_scheduler_verify_pool_full', start_date=DEFAULT_DATE)
BashOperator(
task_id='dummy',
dag=dag,
owner='airflow',
pool='test_scheduler_verify_pool_full',
bash_command='echo hi',
)
dagbag = DagBag(
dag_folder=os.path.join(settings.DAGS_FOLDER, "no_dags.py"),
include_examples=False,
read_dags_from_db=True,
)
dagbag.bag_dag(dag=dag, root_dag=dag)
dagbag.sync_to_db()
session = settings.Session()
pool = Pool(pool='test_scheduler_verify_pool_full', slots=1)
session.add(pool)
session.flush()
dag = SerializedDAG.from_dict(SerializedDAG.to_dict(dag))
scheduler = SchedulerJob(executor=self.null_exec)
scheduler.processor_agent = mock.MagicMock()
# Create 2 dagruns, which will create 2 task instances.
dr = dag.create_dagrun(
run_type=DagRunType.SCHEDULED,
execution_date=DEFAULT_DATE,
state=State.RUNNING,
)
> scheduler._schedule_dag_run(dr, {}, session)
tests/jobs/test_scheduler_job.py:2586:
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
airflow/jobs/scheduler_job.py:1688: in _schedule_dag_run
dag = dag_run.dag = self.dagbag.get_dag(dag_run.dag_id, session=session)
airflow/utils/session.py:62: in wrapper
return func(*args, **kwargs)
airflow/models/dagbag.py:178: in get_dag
self._add_dag_from_db(dag_id=dag_id, session=session)
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
self = <airflow.models.dagbag.DagBag object at 0x7f45f1959a90>
dag_id = 'test_scheduler_verify_pool_full'
session = <sqlalchemy.orm.session.Session object at 0x7f45f19eef70>
def _add_dag_from_db(self, dag_id: str, session: Session):
"""Add DAG to DagBag from DB"""
from airflow.models.serialized_dag import SerializedDagModel
row = SerializedDagModel.get(dag_id, session)
if not row:
> raise SerializedDagNotFound(f"DAG '{dag_id}' not found in serialized_dag table")
E airflow.exceptions.SerializedDagNotFound: DAG 'test_scheduler_verify_pool_full' not found in serialized_dag table
airflow/models/dagbag.py:234: SerializedDagNotFound
```
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[GitHub] [airflow] potiuk closed issue #14778: [QUARANTINED] The test_scheduler_verify_pool_full occasionally fails
Posted by GitBox <gi...@apache.org>.
potiuk closed issue #14778:
URL: https://github.com/apache/airflow/issues/14778
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