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Posted to issues@spark.apache.org by "Chendi.Xue (JIRA)" <ji...@apache.org> on 2019/04/09 06:49:00 UTC

[jira] [Updated] (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 ]

Chendi.Xue updated SPARK-27412:
-------------------------------
    External issue URL: https://github.com/apache/spark/pull/24322

> 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: shuffle
>
> 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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