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Posted to issues@systemml.apache.org by "Matthias Boehm (JIRA)" <ji...@apache.org> on 2017/08/16 18:05:00 UTC

[jira] [Closed] (SYSTEMML-1842) Compression decision lost after recompilation or codegen

     [ https://issues.apache.org/jira/browse/SYSTEMML-1842?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Matthias Boehm closed SYSTEMML-1842.
------------------------------------

> Compression decision lost after recompilation or codegen
> --------------------------------------------------------
>
>                 Key: SYSTEMML-1842
>                 URL: https://issues.apache.org/jira/browse/SYSTEMML-1842
>             Project: SystemML
>          Issue Type: Bug
>            Reporter: Matthias Boehm
>            Assignee: Matthias Boehm
>             Fix For: SystemML 1.0
>
>
> Even with forced compression (compressed.linalg=true), compression is currently not applied if the respective HOP DAG is recompiled or subject to code generation. The root cause is an incomplete deep copy of the HOP DAG which loses the compression flag.



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