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https://issues.apache.org/jira/browse/MAPREDUCE-6276?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Harsh J resolved MAPREDUCE-6276.
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Resolution: Invalid
Please use the community lists/forums for user-level issues. The JIRA is meant
to report actual identified bugs, not for help with configuration troubles.
> Error in encrypted shuffle
> --------------------------
>
> Key: MAPREDUCE-6276
> URL: https://issues.apache.org/jira/browse/MAPREDUCE-6276
> Project: Hadoop Map/Reduce
> Issue Type: Bug
> Environment: Centos 6.5
> Multinode hdp 2.2 cluster
> using mapreduce version 2
> hadoop version 2.6.0
> namenode - hdprndmaster.dm.com (10.200.100.83)
> resourcemanager/datanode/nodemanager - hdprndnode.dm.com (10.200.100.85)
> Reporter: Kuldeep Kulkarni
> Priority: Blocker
> Attachments: capacity-scheduler.xml, commons-logging.properties,
> container-executor.cfg, core-site.xml, dfs.exclude, dfs_data_dir_mount.hist,
> hadoop-env.sh, hadoop-metrics2.properties, hadoop-policy.xml, hdfs-site.xml,
> health_check, log.txt, log4j.properties, mapred-env.sh, mapred-site.xml,
> slaves, ssl-client.xml, ssl-server.xml, task-log4j.properties,
> taskcontroller.cfg, yarn-env.sh, yarn-site.xml
>
>
> Hey Guys,
> After enabling wire encryption my UIs are working fine, I'm able to
> read/write to hdfs securely however encrypted shuffle is not working. I'm
> getting below error, could you please help me ?
> Note - mappers are getting finished successfully however job gets failed
> during shuffle.
> {code}
> 2015-03-17 17:00:54,322 WARN [fetcher#1]
> org.apache.hadoop.mapreduce.task.reduce.Fetcher: Failed to connect to
> hdprndnode.dm.com:13562 with 8 map outputs
> javax.net.ssl.SSLHandshakeException:
> sun.security.validator.ValidatorException: PKIX path building failed:
> sun.security.provider.certpath.SunCertPathBuilderException: unable to find
> valid certification path to requested target
> at sun.security.ssl.Alerts.getSSLException(Alerts.java:192)
> {code}
> Please find attached full log for more details.
> Thanks,
> Kuldeep
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