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Posted to issues@systemml.apache.org by "Matthias Boehm (JIRA)" <ji...@apache.org> on 2017/09/02 23:37:00 UTC
[jira] [Resolved] (SYSTEMML-1857) Misc performance issues codegen
templates
[ https://issues.apache.org/jira/browse/SYSTEMML-1857?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Matthias Boehm resolved SYSTEMML-1857.
--------------------------------------
Resolution: Fixed
Assignee: Matthias Boehm
Fix Version/s: SystemML 1.0
> Misc performance issues codegen templates
> -----------------------------------------
>
> Key: SYSTEMML-1857
> URL: https://issues.apache.org/jira/browse/SYSTEMML-1857
> Project: SystemML
> Issue Type: Bug
> Reporter: Matthias Boehm
> Assignee: Matthias Boehm
> Fix For: SystemML 1.0
>
>
> This task covers the following performance improvements:
> * Avoid multi-threaded operations for small inputs (all templates)
> * MAgg: select shared sparse-safe input as driver
> * Row: used flipped outer computation depending on size
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