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From "Rohith Sharma K S (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (YARN-8679) [ATSv2] If HBase cluster is down for long time, high chances that NM ContainerManager dispatcher get blocked
Date Fri, 17 Aug 2018 13:16:00 GMT

     [ https://issues.apache.org/jira/browse/YARN-8679?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Rohith Sharma K S updated YARN-8679:
------------------------------------
    Summary: [ATSv2] If HBase cluster is down for long time, high chances that NM ContainerManager
dispatcher get blocked  (was: [ATSv2] If HBase cluster is down, high chances that NM ContainerManager
dispatcher get blocked)

> [ATSv2] If HBase cluster is down for long time, high chances that NM ContainerManager
dispatcher get blocked
> ------------------------------------------------------------------------------------------------------------
>
>                 Key: YARN-8679
>                 URL: https://issues.apache.org/jira/browse/YARN-8679
>             Project: Hadoop YARN
>          Issue Type: Bug
>            Reporter: Rohith Sharma K S
>            Assignee: Rohith Sharma K S
>            Priority: Major
>         Attachments: YARN-8679.01.patch
>
>
> It is observed that if ATSv2 back end is down and client wait for few minutes, then NM
ContainerManager dispatcher thread is blocked. As a result, NM containers operations are stuck
in event processing.



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