Task attempt failure during commit results in task never completing
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Key: MAPREDUCE-3858
URL: https://issues.apache.org/jira/browse/MAPREDUCE-3858
Project: Hadoop Map/Reduce
Issue Type: Bug
Components: mrv2
Reporter: Tom White
Assignee: Tom White
Priority: Critical
Attachments: MAPREDUCE-3858.patch
On a terasort job a task attempt failed during the commit phase. Another
attempt was rescheduled, but when it tried to commit it failed.
{noformat}
attempt_1329019187148_0083_r_000586_0 already given a go for committing the
task output, so killing attempt_1329019187148_0083_r_000586_1
{noformat}
The job hung as new attempts kept getting scheduled only to fail during commit.
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