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https://issues.apache.org/jira/browse/TEZ-3970?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16542260#comment-16542260
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Jonathan Eagles commented on TEZ-3970:
--------------------------------------
test failure above is incorrect. 2860 actually had a test failure. which is
known (TEZ-3934) [~kshukla] can you review?
{noformat}
Running org.apache.tez.dag.app.TestSpeculation
Tests run: 5, Failures: 1, Errors: 0, Skipped: 0, Time elapsed: 4.977 sec <<<
FAILURE!
testBasicSpeculationWithProgress(org.apache.tez.dag.app.TestSpeculation) Time
elapsed: 0.233 sec <<< FAILURE!
java.lang.AssertionError: expected:<2> but was:<3>
at org.junit.Assert.fail(Assert.java:88)
at org.junit.Assert.failNotEquals(Assert.java:743)
at org.junit.Assert.assertEquals(Assert.java:118)
at org.junit.Assert.assertEquals(Assert.java:555)
at org.junit.Assert.assertEquals(Assert.java:542)
at
org.apache.tez.dag.app.TestSpeculation.testBasicSpeculation(TestSpeculation.java:172)
at
org.apache.tez.dag.app.TestSpeculation.testBasicSpeculationWithProgress(TestSpeculation.java:193)
{noformat}
> NullPointerException in Tez ShuffleHandler Ranged Fetch
> -------------------------------------------------------
>
> Key: TEZ-3970
> URL: https://issues.apache.org/jira/browse/TEZ-3970
> Project: Apache Tez
> Issue Type: Bug
> Reporter: Jonathan Eagles
> Assignee: Jonathan Eagles
> Priority: Major
> Attachments: TEZ-3970.001.patch
>
>
> TEZ-3954 introduce a NullPointerException by removing the map id from the
> outputInfo before subsequent partition heads are fetched. Patch moved the
> cleanup to after the loop to prevent NPE and further more adds Unit Tests
> that verify correct behavior of ranged fetch.
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