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Posted to issues@spark.apache.org by "Apache Spark (JIRA)" <ji...@apache.org> on 2015/06/27 00:59:05 UTC
[jira] [Commented] (SPARK-8130) spark.files.useFetchCache should be
off by default
[ https://issues.apache.org/jira/browse/SPARK-8130?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14603742#comment-14603742 ]
Apache Spark commented on SPARK-8130:
-------------------------------------
User 'piganesh' has created a pull request for this issue:
https://github.com/apache/spark/pull/7051
> spark.files.useFetchCache should be off by default
> --------------------------------------------------
>
> Key: SPARK-8130
> URL: https://issues.apache.org/jira/browse/SPARK-8130
> Project: Spark
> Issue Type: Bug
> Components: Spark Core
> Reporter: Josh Rosen
> Priority: Minor
>
> I noticed that {{spark.files.useFetchCache}} is on by default, but I think that we should turn it off by default since it's unlikely to improve performance for all but a handful of users and adds some extra IO / complexity (albeit only at executor / app startup).
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