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https://issues.apache.org/jira/browse/FLINK-5923?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15886298#comment-15886298
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Nico Kruber commented on FLINK-5923:
------------------------------------
I guess the following error may also originate from that race condition(?)
https://s3.amazonaws.com/archive.travis-ci.org/jobs/205888798/log.txt
{code}
testTriggerSavepointAndResume(org.apache.flink.test.checkpointing.SavepointITCase)
Time elapsed: 1.581 sec <<< ERROR!
java.io.IOException: Unable to delete file:
/tmp/junit1592062472104041767/junit8429426931866360142/checkpoints/5ec09c5215b989bd25752be56ca02a46/chk-5/15b909b5-f375-45e5-8737-10935d77c9a4
at org.apache.commons.io.FileUtils.forceDelete(FileUtils.java:2279)
at org.apache.commons.io.FileUtils.cleanDirectory(FileUtils.java:1653)
at org.apache.commons.io.FileUtils.deleteDirectory(FileUtils.java:1535)
at org.apache.commons.io.FileUtils.forceDelete(FileUtils.java:2270)
at org.apache.commons.io.FileUtils.cleanDirectory(FileUtils.java:1653)
at org.apache.commons.io.FileUtils.deleteDirectory(FileUtils.java:1535)
at org.apache.commons.io.FileUtils.forceDelete(FileUtils.java:2270)
at org.apache.commons.io.FileUtils.cleanDirectory(FileUtils.java:1653)
at org.apache.commons.io.FileUtils.deleteDirectory(FileUtils.java:1535)
at org.apache.commons.io.FileUtils.forceDelete(FileUtils.java:2270)
at org.apache.commons.io.FileUtils.cleanDirectory(FileUtils.java:1653)
at org.apache.commons.io.FileUtils.deleteDirectory(FileUtils.java:1535)
at
org.apache.flink.test.checkpointing.SavepointITCase.testTriggerSavepointAndResume(SavepointITCase.java:411)
{code}
> Test instability in SavepointITCase testTriggerSavepointAndResume
> -----------------------------------------------------------------
>
> Key: FLINK-5923
> URL: https://issues.apache.org/jira/browse/FLINK-5923
> Project: Flink
> Issue Type: Test
> Components: Tests
> Reporter: Ufuk Celebi
> Assignee: Ufuk Celebi
> Labels: test-stability
>
> https://s3.amazonaws.com/archive.travis-ci.org/jobs/205042538/log.txt
> {code}
> Failed tests:
> SavepointITCase.testTriggerSavepointAndResume:258 Checkpoints directory not
> cleaned up:
> [/tmp/junit1029044621247843839/junit7338507921051602138/checkpoints/47fa12635d098bdafd52def453e6d66c/chk-4]
> expected:<0> but was:<1>
> {code}
> I think this is due to a race in the test. When shutting down the cluster it
> can happen that in progress checkpoints linger around.
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