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From "Chinmay Kulkarni (Jira)" <j...@apache.org>
Subject [jira] [Closed] (PHOENIX-5120) Avoid using MappedByteBuffers for server side sorting.
Date Sat, 21 Dec 2019 00:54:10 GMT

     [ https://issues.apache.org/jira/browse/PHOENIX-5120?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Chinmay Kulkarni closed PHOENIX-5120.
-------------------------------------

Bulk closing Jiras for the 4.15.0 release.

> 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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