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From "Prasanth Jayachandran (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HIVE-15958) LLAP: IPC connections are not being reused for umbilical protocol
Date Thu, 23 Feb 2017 20:16:46 GMT

     [ https://issues.apache.org/jira/browse/HIVE-15958?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Prasanth Jayachandran updated HIVE-15958:
-----------------------------------------
    Attachment: HIVE-15958.3.patch

Addressed review comments.
- Not stopping umbilical as some taskKilled events are sent at the end of query complete that
would be using the umbilical
- Avoid iteration over known app masters

> LLAP: IPC connections are not being reused for umbilical protocol
> -----------------------------------------------------------------
>
>                 Key: HIVE-15958
>                 URL: https://issues.apache.org/jira/browse/HIVE-15958
>             Project: Hive
>          Issue Type: Bug
>          Components: llap
>    Affects Versions: 2.2.0
>            Reporter: Rajesh Balamohan
>            Assignee: Prasanth Jayachandran
>         Attachments: HIVE-15958.1.patch, HIVE-15958.2.patch, HIVE-15958.3.patch
>
>
> During concurrency testing, observed 1000s of ipc thread creations. Ideally, the connections
to same hosts should be reused.



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