Flaky CI Tests

[Vinoth Chandar <vi...@apache.org>]

Hello all,

I am looking for help squashing the following flaky tests.

https://api.travis-ci.org/v3/job/719453775/log.txt
[INFO]
[ERROR] Failures:
[ERROR]
TestKeyRangeLookupTree.testFileGroupLookUpManyEntriesWithSameStartValue:76->testRangeOfInputs:154
expected: <[580cf7f7-9269-4670-a11a-66ce66e6f025,
1317eb21-4e86-4cbe-912c-192239672c6d, b190e3a5-2263-4c17-98cf-0570c40d3591,
09152f26-77bb-428b-9c03-e5bdae437649, 1b422646-0429-481c-bd51-7229f22999e0,
05341802-04ca-4f12-896b-18ef1c84e281, 39890b9f-5413-44c7-8a63-041625e99c62,
c3d1e958-6873-4a50-aa9e-fe8365d1fdc1, 10f3fa6f-d8d6-44ea-ac22-2bb10dfc7d3a,
9b10b30a-4dd2-4cbc-b163-61ec95b00824,
cd99af3e-e899-4da6-9b2d-b6e705832666]> but was:
<[580cf7f7-9269-4670-a11a-66ce66e6f025,
1317eb21-4e86-4cbe-912c-192239672c6d, b190e3a5-2263-4c17-98cf-0570c40d3591,
09152f26-77bb-428b-9c03-e5bdae437649, 1b422646-0429-481c-bd51-7229f22999e0,
05341802-04ca-4f12-896b-18ef1c84e281, 39890b9f-5413-44c7-8a63-041625e99c62,
c3d1e958-6873-4a50-aa9e-fe8365d1fdc1, 10f3fa6f-d8d6-44ea-ac22-2bb10dfc7d3a,
9b10b30a-4dd2-4cbc-b163-61ec95b00824]>
[INFO]

https://api.travis-ci.org/v3/job/720588300/log.txt
[INFO]
[ERROR] Failures:
[ERROR]   TestCleaner.testKeepLatestCommits:908 Must clean at least one old
file ==> expected: <2> but was: <1>

[ERROR] TestHDFSParquetImporter.testImportWithInsert() Time elapsed: 6.994
s <<< ERROR!
java.net.BindException: Problem binding to [localhost:42502]
java.net.BindException: Address already in use; For more details see:
http://wiki.apache.org/hadoop/BindException
Caused by: java.net.BindException: Address already in use

and a couple more I have seen. We need to run them until failure using
IntelliJ or a script and squash the issues. These kind of issues caused
large delays with the last release. So trying to be more proactive.

Any one interested?

Thanks
VInoth