jedcunningham commented on code in PR #66412:
URL: https://github.com/apache/airflow/pull/66412#discussion_r3191433560
##########
airflow-core/src/airflow/config_templates/config.yml:
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@@ -2689,6 +2689,17 @@ triggerer:
type: float
example: ~
default: "30"
+ runner_health_check_threshold:
+ description: |
+ If the TriggerRunner subprocess's async event loop sends no
communication to the parent
+ process for more than this many seconds, the parent stops updating the
triggerer's
+ heartbeat in the database. The triggerer then appears unhealthy to the
scheduler, which
+ will reassign its triggers. This detects a deadlocked or hung event
loop that the normal
+ process-alive check cannot catch. Set to 0 to disable the watchdog.
+ version_added: 3.2.2
+ type: float
+ example: ~
+ default: "30"
Review Comment:
30s is generous enough - 5 minutes is _way_ too long IMO.
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