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From "Glenn Weidner (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (SYSTEMML-1842) Compression decision lost after recompilation or codegen
Date Sat, 09 Sep 2017 03:51:00 GMT

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

Glenn Weidner updated SYSTEMML-1842:
------------------------------------
    Fix Version/s:     (was: SystemML 1.0)
                   SystemML 0.15

> 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 0.15
>
>
> 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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