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Posted to issues@spark.apache.org by "Apache Spark (JIRA)" <ji...@apache.org> on 2015/06/28 17:18:06 UTC
[jira] [Assigned] (SPARK-2017) web ui stage page becomes
unresponsive when the number of tasks is large
[ https://issues.apache.org/jira/browse/SPARK-2017?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Apache Spark reassigned SPARK-2017:
-----------------------------------
Assignee: Apache Spark
> web ui stage page becomes unresponsive when the number of tasks is large
> ------------------------------------------------------------------------
>
> Key: SPARK-2017
> URL: https://issues.apache.org/jira/browse/SPARK-2017
> Project: Spark
> Issue Type: Sub-task
> Components: Web UI
> Reporter: Reynold Xin
> Assignee: Apache Spark
> Labels: starter
>
> {code}
> sc.parallelize(1 to 1000000, 1000000).count()
> {code}
> The above code creates one million tasks to be executed. The stage detail web ui page takes forever to load (if it ever completes).
> There are again a few different alternatives:
> 0. Limit the number of tasks we show.
> 1. Pagination
> 2. By default only show the aggregate metrics and failed tasks, and hide the successful ones.
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