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https://issues.apache.org/jira/browse/MAHOUT-1755?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15205704#comment-15205704
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Andrew Palumbo commented on MAHOUT-1755:
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Yes, the current workaround of persisting the drm to the filesystem slows
things down considerably. We need to figure out a better way. I've opened
MAHOUT-1817 for this.
> Mahout DSL for Flink: Flush intermediate results to FS
> ------------------------------------------------------
>
> Key: MAHOUT-1755
> URL: https://issues.apache.org/jira/browse/MAHOUT-1755
> Project: Mahout
> Issue Type: Task
> Components: Flink
> Affects Versions: 0.10.2
> Reporter: Alexey Grigorev
> Assignee: Suneel Marthi
> Priority: Minor
> Fix For: 0.12.0
>
>
> Now Flink (unlike Spark) doesn't keep intermediate results in memory -
> therefore they should be flushed to a file system, and read back when
> required.
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