GitHub user zhengruifeng opened a pull request:
https://github.com/apache/spark/pull/20017
[SPARK-22832][ML] BisectingKMeans unpersist unused datasets
## What changes were proposed in this pull request?
unpersist unused datasets
## How was this patch tested?
existing tests and local check in Spark-Shell
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/zhengruifeng/spark bkm_unpersist
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/20017.patch
To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:
This closes #20017
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commit 4e0d26653f3828219a7ac0b053f11faa44d6cdb1
Author: Zheng RuiFeng <[email protected]>
Date: 2017-12-19T09:33:49Z
create pr
commit e05cc267d9246e6ba662bfb882bfb5864600fb2b
Author: Zheng RuiFeng <[email protected]>
Date: 2017-12-19T09:47:18Z
lint
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