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From "Tathagata Das (JIRA)" <j...@apache.org>
Subject [jira] [Resolved] (SPARK-4671) Streaming block need not to replicate 2 copies when WAL is enabled
Date Tue, 23 Dec 2014 23:47:13 GMT

     [ https://issues.apache.org/jira/browse/SPARK-4671?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Tathagata Das resolved SPARK-4671.
----------------------------------
       Resolution: Fixed
    Fix Version/s: 1.2.1
                   1.3.0

> Streaming block need not to replicate 2 copies when WAL is enabled
> ------------------------------------------------------------------
>
>                 Key: SPARK-4671
>                 URL: https://issues.apache.org/jira/browse/SPARK-4671
>             Project: Spark
>          Issue Type: Bug
>          Components: Streaming
>    Affects Versions: 1.2.0
>            Reporter: Saisai Shao
>             Fix For: 1.3.0, 1.2.1
>
>
> Generated streaming blocks should not be replicated to another node when WAL is enabled,
since WAL is already fault tolerant, this will hurt the throughput of streaming application.



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