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https://issues.apache.org/jira/browse/ARROW-3343?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16631071#comment-16631071
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Wes McKinney commented on ARROW-3343:
-------------------------------------
Seems like there may be a race condition that may trigger when the Travis VM is
slower than normal
> [Java] Java tests fail non-deterministically with memory leak from Flight
> tests
> --------------------------------------------------------------------------------
>
> Key: ARROW-3343
> URL: https://issues.apache.org/jira/browse/ARROW-3343
> Project: Apache Arrow
> Issue Type: Bug
> Components: Java
> Reporter: Wes McKinney
> Priority: Major
> Fix For: 0.12.0
>
>
> see eg https://travis-ci.org/apache/arrow/jobs/434044723
> {code}
> Starting server.
> [ERROR] Tests run: 1, Failures: 0, Errors: 1, Skipped: 0, Time elapsed: 0.129
> s <<< FAILURE! - in org.apache.arrow.flight.example.TestExampleServer
> [ERROR] putStream(org.apache.arrow.flight.example.TestExampleServer) Time
> elapsed: 0.129 s <<< ERROR!
> java.lang.IllegalStateException:
> Memory was leaked by query. Memory leaked: (66)
> Allocator(flight-server) 0/66/134/9223372036854775807 (res/actual/peak/limit)
> at
> org.apache.arrow.flight.example.TestExampleServer.after(TestExampleServer.java:66)
> {code}
> This seems to fail both in JDK8 and JDK9 but not consistently
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