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https://issues.apache.org/jira/browse/MAHOUT-158?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Sean Owen resolved MAHOUT-158.
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Resolution: Fixed
Submitted. Massive change, but, it really did a lot for performance and memory
usage.
> Replace all ID values with long
> -------------------------------
>
> Key: MAHOUT-158
> URL: https://issues.apache.org/jira/browse/MAHOUT-158
> Project: Mahout
> Issue Type: Improvement
> Components: Clustering
> Affects Versions: 0.2
> Reporter: Sean Owen
> Assignee: Sean Owen
> Fix For: 0.2
>
> Attachments: MAHOUT-158.patch, MAHOUT-158.patch
>
>
> As mentioned on mailing list, I am tracking this as a possible change for
> evaluation. The idea is to save more memory / CPU by avoiding the Object
> overhead of tens of millions of ID objects by using long IDs instead.
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