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https://issues.apache.org/jira/browse/OOZIE-3261?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16772046#comment-16772046
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Julia Kinga Marton commented on OOZIE-3261:
-------------------------------------------
Thank you [~nobigo] for the amend patch! +1 committed to master
> [build] Set up mvn clean to delete the "build" directory as well
> ----------------------------------------------------------------
>
> Key: OOZIE-3261
> URL: https://issues.apache.org/jira/browse/OOZIE-3261
> Project: Oozie
> Issue Type: Improvement
> Components: build
> Reporter: Peter Cseh
> Assignee: duan xiong
> Priority: Major
> Labels: newbie
> Fix For: 5.2.0
>
> Attachments: oozie-3261-001.patch, oozie-3261-002.patch,
> oozie-3261-amend-01.patch
>
>
> There are folders named build in every project we have. They are taking up a
> ton of space and not cleaned away when executing "mvn clean"
> {noformat}
> >> [84] 13:52 : oozie (master) :: du -sh */*/build
> 6.9M sharelib/distcp/build
> 174M sharelib/hive/build
> 1.8G sharelib/pig/build
> 665M sharelib/spark/build
> 498M sharelib/sqoop/build
> 7.3M sharelib/streaming/build
> >> [85] 13:53 : oozie (master) :: du -sh */build
> 23M core/build
> 7.8M minitest/build
> 6.2M tools/build
> {noformat}
> They are containing a bunch of files generated during executions in the
> MiniCluster:
> {noformat}
> sharelib/spark/build/test/data/dfs//data/data1/current/BP-1306731421-172.30.65.43-1527256082477/current/finalized/subdir0/subdir4/blk_1073742879
> sharelib/spark/build/test/data/dfs//data/data1/current/BP-1306731421-172.30.65.43-1527256082477/current/finalized/subdir0/subdir4/blk_1073742863_2039.meta
> sharelib/spark/build/test/data/dfs//data/data1/current/BP-1306731421-172.30.65.43-1527256082477/current/finalized/subdir0/subdir4/blk_1073743029_2205.meta
> sharelib/spark/build/test/data/dfs//data/data1/current/BP-1306731421-172.30.65.43-1527256082477/current/finalized/subdir0/subdir4/blk_1073742975_2151.meta
> {noformat}
> "mvn clean" should be configured to clean these folders up as well.
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