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Posted to issues@spark.apache.org by "Sean Owen (JIRA)" <ji...@apache.org> on 2019/04/10 13:35:00 UTC
[jira] [Resolved] (SPARK-27412) Add a new shuffle manager to use
Persistent Memory as shuffle and spilling storage
[ https://issues.apache.org/jira/browse/SPARK-27412?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Sean Owen resolved SPARK-27412.
-------------------------------
Resolution: Won't Fix
> Add a new shuffle manager to use Persistent Memory as shuffle and spilling storage
> ----------------------------------------------------------------------------------
>
> Key: SPARK-27412
> URL: https://issues.apache.org/jira/browse/SPARK-27412
> Project: Spark
> Issue Type: New Feature
> Components: Shuffle, Spark Core
> Affects Versions: 3.0.0
> Reporter: Chendi.Xue
> Priority: Minor
> Labels: core
> Attachments: PmemShuffleManager-DesignDoc.pdf
>
>
> Add a new shuffle manager called "PmemShuffleManager", by using which, we can use Persistent Memory Device as storage for shuffle and external sorter spilling.
> In this implementation, we leveraged Persistent Memory Development Kit(PMDK) to support transaction write with high performance.
>
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