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https://issues.apache.org/jira/browse/TEZ-3616?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15937674#comment-15937674
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Sonia Garudi commented on TEZ-3616:
-----------------------------------
[~ferhui] I have tested the patch provided by you. The test still fails
intermittently (approx. 5 out of 30 times). I have tested it on ppc64le as well
as x86 arch.
> TestMergeManager#testLocalDiskMergeMultipleTasks fails intermittently
> ----------------------------------------------------------------------
>
> Key: TEZ-3616
> URL: https://issues.apache.org/jira/browse/TEZ-3616
> Project: Apache Tez
> Issue Type: Bug
> Affects Versions: 0.9.0
> Environment: Ubuntu 14.04
> Reporter: Sonia Garudi
> Assignee: Fei Hui
> Labels: ppc64le, x86
> Attachments: TEZ-3616.001.patch
>
>
> In tez-runtime-library project, the
> TestMergeManager#testLocalDiskMergeMultipleTasks test fails intermittently
> with the following error:
> testLocalDiskMergeMultipleTasks(org.apache.tez.runtime.library.common.shuffle.orderedgrouped.TestMergeManager)
> Time elapsed: 1.395 sec <<< FAILURE!
> java.lang.AssertionError: Values should be different. Actual: 1
> at org.junit.Assert.fail(Assert.java:88)
> at org.junit.Assert.failEquals(Assert.java:185)
> at org.junit.Assert.assertNotEquals(Assert.java:161)
> at org.junit.Assert.assertNotEquals(Assert.java:198)
> at org.junit.Assert.assertNotEquals(Assert.java:209)
> at
> org.apache.tez.runtime.library.common.shuffle.orderedgrouped.TestMergeManager.testLocalDiskMergeMultipleTasks(TestMergeManager.java:878)
> at
> org.apache.tez.runtime.library.common.shuffle.orderedgrouped.TestMergeManager.testLocalDiskMergeMultipleTasks(TestMergeManager.java:628)
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