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From "Marton Bod (Jira)" <j...@apache.org>
Subject [jira] [Updated] (HIVE-23201) Improve logging in locking
Date Wed, 22 Apr 2020 10:12:00 GMT

     [ https://issues.apache.org/jira/browse/HIVE-23201?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Marton Bod updated HIVE-23201:
------------------------------
    Attachment: HIVE-23201.6.patch

> Improve logging in locking
> --------------------------
>
>                 Key: HIVE-23201
>                 URL: https://issues.apache.org/jira/browse/HIVE-23201
>             Project: Hive
>          Issue Type: Improvement
>            Reporter: Marton Bod
>            Assignee: Marton Bod
>            Priority: Major
>         Attachments: HIVE-23201.1.patch, HIVE-23201.1.patch, HIVE-23201.2.patch, HIVE-23201.2.patch,
HIVE-23201.3.patch, HIVE-23201.4.patch, HIVE-23201.5.patch, HIVE-23201.5.patch, HIVE-23201.5.patch,
HIVE-23201.5.patch, HIVE-23201.6.patch
>
>
> Currently it can be quite difficult to troubleshoot issues related to locking. To understand
why a particular txn gave up after a while on acquiring a lock, you have to connect directly
to the backend DB, since we are not logging right now which exact locks the txn is waiting
for.



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