[
https://issues.apache.org/jira/browse/SPARK-35441?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17347404#comment-17347404
]
Yuming Wang commented on SPARK-35441:
-------------------------------------
What is your driver memory?
> InMemoryFileIndex load all files into memroy
> --------------------------------------------
>
> Key: SPARK-35441
> URL: https://issues.apache.org/jira/browse/SPARK-35441
> Project: Spark
> Issue Type: Improvement
> Components: Spark Core
> Affects Versions: 2.3.1
> Reporter: Zhang Jianguo
> Priority: Minor
>
> When InMemoryFileIndex is initialated, it'll load all files of ${rootPath}.
> If there're thousands of files, it could lead to OOM.
>
> https://github.com/apache/spark/blob/0b3758e8cdb3eaa9d55ce3b41ecad5fa01567343/sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/InMemoryFileIndex.scala#L66
--
This message was sent by Atlassian Jira
(v8.3.4#803005)
---------------------------------------------------------------------
To unsubscribe, e-mail: issues-unsubscr...@spark.apache.org
For additional commands, e-mail: issues-h...@spark.apache.org
