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From "Hudson (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (PHOENIX-5120) Avoid using MappedByteBuffers for server side sorting.
Date Tue, 05 Feb 2019 11:34:00 GMT

    [ https://issues.apache.org/jira/browse/PHOENIX-5120?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16760710#comment-16760710
] 

Hudson commented on PHOENIX-5120:
---------------------------------

FAILURE: Integrated in Jenkins build Phoenix-4.x-HBase-1.3 #319 (See [https://builds.apache.org/job/Phoenix-4.x-HBase-1.3/319/])
PHOENIX-5120; 4.x-HBase-1.3 and 4.x-HBase-1.2 only, allow (larsh: rev 64774d0a140357b06de9bb6a918833c3c5087e69)
* (edit) phoenix-core/src/it/java/org/apache/phoenix/end2end/ParallelStatsDisabledIT.java


> Avoid using MappedByteBuffers for server side sorting.
> ------------------------------------------------------
>
>                 Key: PHOENIX-5120
>                 URL: https://issues.apache.org/jira/browse/PHOENIX-5120
>             Project: Phoenix
>          Issue Type: Task
>    Affects Versions: 4.14.1
>            Reporter: Lars Hofhansl
>            Assignee: Lars Hofhansl
>            Priority: Critical
>             Fix For: 4.15.0, 5.1.0
>
>         Attachments: 5120-1.4-v2.txt, 5120-1.4-v3.txt, 5120-1.4-wip.txt, 5120-1.4.txt,
5120-master-v3.txt, 5120-master-v5.txt, 5120-master-v6.txt, 5120-master.txt
>
>
> We should had a production outage due to this.
> MappedByteBuffer may leave files around, on top they use direct memory, which is not
cleared until the JVM executes a full GC.
> See last comment on PHOENIX-2405.



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