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From "Apache Spark (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (SPARK-12062) Master rebuilding historical SparkUI should be asynchronous
Date Sun, 13 Dec 2015 23:12:46 GMT

    [ https://issues.apache.org/jira/browse/SPARK-12062?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15055207#comment-15055207
] 

Apache Spark commented on SPARK-12062:
--------------------------------------

User 'BryanCutler' has created a pull request for this issue:
https://github.com/apache/spark/pull/10284

> Master rebuilding historical SparkUI should be asynchronous
> -----------------------------------------------------------
>
>                 Key: SPARK-12062
>                 URL: https://issues.apache.org/jira/browse/SPARK-12062
>             Project: Spark
>          Issue Type: Bug
>          Components: Deploy
>    Affects Versions: 1.0.0
>            Reporter: Andrew Or
>            Assignee: Bryan Cutler
>
> When a long-running application finishes, it takes a while (sometimes minutes) to rebuild
the SparkUI. However, in Master.scala this is currently done within the RPC event loop, which
runs only in 1 thread. Thus, in the mean time no other applications can register with this
master.



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