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Posted to issues@spark.apache.org by "Apache Spark (Jira)" <ji...@apache.org> on 2020/09/30 19:00:00 UTC
[jira] [Assigned] (SPARK-33037) Add "spark.shuffle.manager" value
to knownManagers
[ https://issues.apache.org/jira/browse/SPARK-33037?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Apache Spark reassigned SPARK-33037:
------------------------------------
Assignee: Apache Spark
> Add "spark.shuffle.manager" value to knownManagers
> --------------------------------------------------
>
> Key: SPARK-33037
> URL: https://issues.apache.org/jira/browse/SPARK-33037
> Project: Spark
> Issue Type: Improvement
> Components: Shuffle
> Affects Versions: 2.4.7, 3.0.1
> Reporter: BoYang
> Assignee: Apache Spark
> Priority: Major
>
> Spark has a hardcode list to contain known shuffle managers, which has two values now. It does not contain user's custom shuffle manager which is set through Spark config "spark.shuffle.manager".
>
> We hit issue when set "spark.shuffle.manager" with our own shuffle manager plugin (Uber Remote Shuffle Service implementation, [https://github.com/uber/RemoteShuffleService]). Other users will hit same issue when they implement their own shuffle manager.
>
> Need to add "spark.shuffle.manager" config value to the known managers list as well.
>
> The know managers list is in code:
> common/network-shuffle/src/main/java/org/apache/spark/network/shuffle/ExternalShuffleBlockResolver.java
> {quote}private final List<String> knownManagers = Arrays.asList(
> "org.apache.spark.shuffle.sort.SortShuffleManager",
> "org.apache.spark.shuffle.unsafe.UnsafeShuffleManager");
> {quote}
>
>
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