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Posted to issues@spark.apache.org by "Apache Spark (Jira)" <ji...@apache.org> on 2020/09/17 15:00:00 UTC

[jira] [Assigned] (SPARK-32911) UnsafeExternalSorter.SpillableIterator cannot spill after reading all records

     [ https://issues.apache.org/jira/browse/SPARK-32911?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Apache Spark reassigned SPARK-32911:
------------------------------------

    Assignee: Apache Spark

> UnsafeExternalSorter.SpillableIterator cannot spill after reading all records
> -----------------------------------------------------------------------------
>
>                 Key: SPARK-32911
>                 URL: https://issues.apache.org/jira/browse/SPARK-32911
>             Project: Spark
>          Issue Type: Bug
>          Components: Spark Core
>    Affects Versions: 2.4.7, 3.0.1
>            Reporter: Tom van Bussel
>            Assignee: Apache Spark
>            Priority: Major
>
> No memory is freed after calling {{UnsafeExternalSorter.SpillableIterator.spill()}} when all records have been read, even though it is still holding onto some memory. This may starve other {{MemoryConsumer}}s of memory.



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