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Posted to issues@hive.apache.org by "Wei Zheng (JIRA)" <ji...@apache.org> on 2016/06/09 21:16:21 UTC

[jira] [Updated] (HIVE-13833) Add an initial delay when starting the heartbeat

     [ https://issues.apache.org/jira/browse/HIVE-13833?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Wei Zheng updated HIVE-13833:
-----------------------------
    Attachment: HIVE-13833.2.patch

patch 2 solves an issue where queryId is null when the heartbeat is started

> Add an initial delay when starting the heartbeat
> ------------------------------------------------
>
>                 Key: HIVE-13833
>                 URL: https://issues.apache.org/jira/browse/HIVE-13833
>             Project: Hive
>          Issue Type: Bug
>          Components: Transactions
>    Affects Versions: 2.0.0, 2.1.0
>            Reporter: Wei Zheng
>            Assignee: Wei Zheng
>            Priority: Minor
>         Attachments: HIVE-13833.1.patch, HIVE-13833.2.patch
>
>
> Since the scheduling of heartbeat happens immediately after lock acquisition, it's unnecessary to send heartbeat at the time when locks is acquired. Add an initial delay to skip this.



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