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From "Dan Davydov (JIRA)" <j...@apache.org>
Subject [jira] [Resolved] (AIRFLOW-680) Making `airflow run` not use a db connection pool
Date Thu, 19 Jan 2017 22:07:26 GMT

     [ https://issues.apache.org/jira/browse/AIRFLOW-680?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Dan Davydov resolved AIRFLOW-680.
---------------------------------
    Resolution: Fixed

> Making `airflow run` not use a db connection pool
> -------------------------------------------------
>
>                 Key: AIRFLOW-680
>                 URL: https://issues.apache.org/jira/browse/AIRFLOW-680
>             Project: Apache Airflow
>          Issue Type: Improvement
>          Components: core
>            Reporter: Dan Davydov
>            Assignee: Dan Davydov
>
> The goal here is to reduce the number of active database sessions on the metadata database.
Note that sqla create database connection pools and that when we have thousands of tasks emitting
heartbeats it can lead to way too many connections, ultimately maxing out on the MySQL side.
#1002 describes the issue.
> (quoted from mistercrunch: https://github.com/apache/incubator-airflow/pull/1021)



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