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https://issues.apache.org/jira/browse/IGNITE-2354?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15232338#comment-15232338
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Ivan Veselovsky commented on IGNITE-2354:
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Pull request: https://github.com/apache/ignite/pull/622 .
New test:
org.apache.ignite.internal.processors.hadoop.HadoopMapReduceErrorResilienceTest
.
> Ensure that Hadoop client is still operational after failed map-reduce jobs.
> ----------------------------------------------------------------------------
>
> Key: IGNITE-2354
> URL: https://issues.apache.org/jira/browse/IGNITE-2354
> Project: Ignite
> Issue Type: Bug
> Components: hadoop
> Affects Versions: ignite-1.4
> Reporter: Vladimir Ozerov
> Assignee: Ivan Veselovsky
> Priority: Critical
> Labels: important
> Fix For: 1.6
>
>
> We need to ensure that MR failures on the server doesn't block further job
> submissions.
> First of all we should cover such situations with tests.
> 1) Test exceptions on all job stages (setup, map, reduce, combine, cleanup)
> 2) Test several exception types:
> - Exceptions expected from Hadoop interface
> - Exceptions unexpected form Hadoop interface
> - Errors.
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