[jira] [Commented] (AIRFLOW-349) Metric for zombies killed

["ASF subversion and git services (JIRA)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/AIRFLOW-349?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15388103#comment-15388103 ] 

ASF subversion and git services commented on AIRFLOW-349:
---------------------------------------------------------

Commit b6e609824cb26bce1c9855f5d7e78a159ed03cc9 in incubator-airflow's branch refs/heads/master from [~aoen]
[ https://git-wip-us.apache.org/repos/asf?p=incubator-airflow.git;h=b6e6098 ]

[AIRFLOW-349] Add metric for number of zombies killed

Closes #1673 from aoen/ddavydov/metric_for_number_of_zombies_killed


> Metric for zombies killed
> -------------------------
>
>                 Key: AIRFLOW-349
>                 URL: https://issues.apache.org/jira/browse/AIRFLOW-349
>             Project: Apache Airflow
>          Issue Type: Improvement
>          Components: operators
>            Reporter: Dan Davydov
>            Assignee: Dan Davydov
>            Priority: Minor
>
> There should be a metric exported every time a zombie (job that can't heartbeat the scheduler) is killed, as if the number of zombies killed spikes it will cause delayed tasks/spurious failure emails/multiple copies of a taskinstance running at the same time.



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