potiuk commented on a change in pull request #5200: [AIRFLOW-4401] Use managers
for Queue synchronization
URL: https://github.com/apache/airflow/pull/5200#discussion_r279615263
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File path: airflow/contrib/executors/kubernetes_executor.py
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@@ -769,3 +793,7 @@ def _change_state(self, key, state, pod_id):
def end(self):
self.log.info('Shutting down Kubernetes executor')
self.task_queue.join()
Review comment:
I think we had problem here before. task_queue.join() was used but
task_done() never called., so I think we could have some hangs when trying to
stop gracefully KubernetesScheduler.
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