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https://issues.apache.org/jira/browse/SYSTEMML-1967?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Matthias Boehm closed SYSTEMML-1967.
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Resolution: Fixed
Assignee: Matthias Boehm
Fix Version/s: SystemML 1.0
> Spark rand/seq instructions generate too many partitions
> ---------------------------------------------------------
>
> Key: SYSTEMML-1967
> URL: https://issues.apache.org/jira/browse/SYSTEMML-1967
> Project: SystemML
> Issue Type: Bug
> Reporter: Matthias Boehm
> Assignee: Matthias Boehm
> Fix For: SystemML 1.0
>
>
> The existing spark rand instructions makes use of an optimizer utils methods
> for estimating the total size under awareness of sparsity in order to
> determine the number of partitions. Since this methods was later overloaded,
> this instructions currently calls the wrong primitive for sparsity with the
> nnz leading to dense estimates.
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