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Posted to commits@airflow.apache.org by "Vasanth Kumar (JIRA)" <ji...@apache.org> on 2017/11/01 14:23:00 UTC
[jira] [Work started] (AIRFLOW-1665) Airflow webserver/scheduler
don't handle database disconnects (mysql)
[ https://issues.apache.org/jira/browse/AIRFLOW-1665?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Work on AIRFLOW-1665 started by Vasanth Kumar.
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> Airflow webserver/scheduler don't handle database disconnects (mysql)
> ---------------------------------------------------------------------
>
> Key: AIRFLOW-1665
> URL: https://issues.apache.org/jira/browse/AIRFLOW-1665
> Project: Apache Airflow
> Issue Type: Bug
> Affects Versions: Airflow 1.8
> Reporter: Vasanth Kumar
> Assignee: Vasanth Kumar
> Priority: Major
> Labels: database, reconnect
>
> Airflow webserver & scheduler don't handle database disconnects. The process appear to error out and either exit or are left in an off state. This was observed when using mysql.
> I don't see any database reconnect configuration or code.
> Stack tace for scheduler:
> File "...../MySQLdb/connections.py", line 204, in __init__
> super(Connection, self).__init__(*args, **kwargs2)
> sqlalchemy.exc.OperationalError: (_mysql_exceptions.OperationalError) (2002, "Can't connect to local MySQL server through socket '/tmp/mysql.sock' (2)")
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