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From "yuhao yang (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (SPARK-6177) LDA should check partitions size of the input
Date Thu, 05 Mar 2015 05:28:38 GMT

     [ https://issues.apache.org/jira/browse/SPARK-6177?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

yuhao yang updated SPARK-6177:
------------------------------
    Description: sc.textFile will create RDD with one partition for each file, and the possible
massive partitions downgrades LDA performance.

> LDA should check partitions size of the input
> ---------------------------------------------
>
>                 Key: SPARK-6177
>                 URL: https://issues.apache.org/jira/browse/SPARK-6177
>             Project: Spark
>          Issue Type: Improvement
>          Components: MLlib
>    Affects Versions: 1.2.1
>            Reporter: yuhao yang
>   Original Estimate: 1h
>  Remaining Estimate: 1h
>
> sc.textFile will create RDD with one partition for each file, and the possible massive
partitions downgrades LDA performance.



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