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https://issues.apache.org/jira/browse/CASSANDRA-13070?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Jay Zhuang updated CASSANDRA-13070:
-----------------------------------
Attachment: 13070-update-3.0.txt
> unittest antiCompactionSizeTest is flaky
> ----------------------------------------
>
> Key: CASSANDRA-13070
> URL: https://issues.apache.org/jira/browse/CASSANDRA-13070
> Project: Cassandra
> Issue Type: Bug
> Components: Testing
> Reporter: Jay Zhuang
> Assignee: Jay Zhuang
> Fix For: 3.0.x
>
> Attachments: 13070-3.0.txt, 13070-update-3.0.txt
>
>
> Unittest
> {{org.apache.cassandra.db.compaction.AntiCompactionTest.antiCompactionSizeTest}}
> is failing from time to time on branch 3.0
> ([13e9396|https://github.com/apache/cassandra/commit/13e939624d21eaf6e16d60b28636125e817ab286]):
> {code}
> [junit] Testcase:
> antiCompactionSizeTest(org.apache.cassandra.db.compaction.AntiCompactionTest):
> FAILED
> [junit] expected:<1.29786604E8> but was:<1.13623354E8>
> [junit] junit.framework.AssertionFailedError: expected:<1.29786604E8> but
> was:<1.13623354E8>
> [junit] at
> org.apache.cassandra.db.compaction.AntiCompactionTest.antiCompactionSizeTest(AntiCompactionTest.java:164)
> {code}
> Run the single test 21 times:
> {code}
> for i in {0..20}; do echo ==$i; ant testsome
> -Dtest.name=org.apache.cassandra.db.compaction.AntiCompactionTest
> -Dtest.methods=antiCompactionSizeTest; echo $i $? >> ~/testresult; done
> {code}
> On mac, it passed for 5 times, on linux it passed for 6 times.
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