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https://issues.apache.org/jira/browse/SPARK-4398?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Xiangrui Meng resolved SPARK-4398.
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Resolution: Fixed
Fix Version/s: 1.2.0
Issue resolved by pull request 3264
[https://github.com/apache/spark/pull/3264]
> Specialize rdd.parallelize for xrange
> -------------------------------------
>
> Key: SPARK-4398
> URL: https://issues.apache.org/jira/browse/SPARK-4398
> Project: Spark
> Issue Type: Improvement
> Components: PySpark
> Reporter: Xiangrui Meng
> Assignee: Xiangrui Meng
> Fix For: 1.2.0
>
>
> sc.parallelize(range) is slow, which writes to disk. We should specialize
> xrange for performance.
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