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From "Dongjoon Hyun (Jira)" <j...@apache.org>
Subject [jira] [Resolved] (SPARK-30274) Avoid BytesToBytesMap lookup hang forever when holding keys reaching max capacity
Date Tue, 17 Dec 2019 19:47:00 GMT

     [ https://issues.apache.org/jira/browse/SPARK-30274?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Dongjoon Hyun resolved SPARK-30274.
-----------------------------------
    Fix Version/s: 3.0.0
                   2.4.5
       Resolution: Fixed

Issue resolved by pull request 26914
[https://github.com/apache/spark/pull/26914]

> Avoid BytesToBytesMap lookup hang forever when holding keys reaching max capacity
> ---------------------------------------------------------------------------------
>
>                 Key: SPARK-30274
>                 URL: https://issues.apache.org/jira/browse/SPARK-30274
>             Project: Spark
>          Issue Type: Bug
>          Components: Spark Core
>    Affects Versions: 3.0.0
>            Reporter: L. C. Hsieh
>            Assignee: L. C. Hsieh
>            Priority: Major
>             Fix For: 2.4.5, 3.0.0
>
>
> BytesToBytesMap.append allows to append keys until the number of keys reaches MAX_CAPACITY.
But once the the pointer array in the map holds MAX_CAPACITY keys, next time call of lookup
will hand forever.



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