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

["Wenchen Fan (Jira)" <ji...@apache.org>]

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

Wenchen Fan resolved SPARK-32911.
---------------------------------
    Fix Version/s: 3.1.0
       Resolution: Fixed

Issue resolved by pull request 29787
[https://github.com/apache/spark/pull/29787]

> 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: Tom van Bussel
>            Priority: Major
>             Fix For: 3.1.0
>
>
> 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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