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From "Berthold Reinwald (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (SYSTEMML-1637) Memory-efficiency csv/dataset - binary block converters
Date Thu, 21 Dec 2017 06:05:03 GMT

     [ https://issues.apache.org/jira/browse/SYSTEMML-1637?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Berthold Reinwald updated SYSTEMML-1637:
----------------------------------------
    Fix Version/s:     (was: SystemML 1.0)
                   SystemML 1.1

> Memory-efficiency csv/dataset - binary block converters
> -------------------------------------------------------
>
>                 Key: SYSTEMML-1637
>                 URL: https://issues.apache.org/jira/browse/SYSTEMML-1637
>             Project: SystemML
>          Issue Type: Sub-task
>          Components: APIs, Runtime
>            Reporter: Matthias Boehm
>             Fix For: SystemML 1.1
>
>
> This task aims to make the converters for (1) csv to binary block, and (2) dataset to
binary block more memory-efficient via a lazy iterator, which reduces the map output memory
requirement from all blocks of a partition to a single row of blocks. 



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