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https://issues.apache.org/jira/browse/MAPREDUCE-7012?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16261476#comment-16261476
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Junping Du commented on MAPREDUCE-7012:
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CC [~andrew.wang], [~vinodkv], [~jlowe].
> 3.0 deployment cannot work with old version MR tar ball which break rolling
> upgrade
> -----------------------------------------------------------------------------------
>
> Key: MAPREDUCE-7012
> URL: https://issues.apache.org/jira/browse/MAPREDUCE-7012
> Project: Hadoop Map/Reduce
> Issue Type: Bug
> Components: distributed-cache, mrv2
> Reporter: Junping Du
> Priority: Blocker
>
> I tried to deploy 3.0 cluster with 2.9 MR tar ball. The MR job is failed
> because following error:
> {noformat}
> 2017-11-21 12:42:50,911 INFO [main]
> org.apache.hadoop.mapreduce.v2.app.MRAppMaster: Created MRAppMaster for
> application appattempt_1511295641738_0003_000001
> 2017-11-21 12:42:51,070 WARN [main] org.apache.hadoop.util.NativeCodeLoader:
> Unable to load native-hadoop library for your platform... using builtin-java
> classes where applicable
> 2017-11-21 12:42:51,118 FATAL [main]
> org.apache.hadoop.mapreduce.v2.app.MRAppMaster: Error starting MRAppMaster
> java.lang.RuntimeException: Unable to determine current user
> at
> org.apache.hadoop.conf.Configuration$Resource.getRestrictParserDefault(Configuration.java:254)
> at
> org.apache.hadoop.conf.Configuration$Resource.<init>(Configuration.java:220)
> at
> org.apache.hadoop.conf.Configuration$Resource.<init>(Configuration.java:212)
> at
> org.apache.hadoop.conf.Configuration.addResource(Configuration.java:888)
> at
> org.apache.hadoop.mapreduce.v2.app.MRAppMaster.main(MRAppMaster.java:1638)
> Caused by: java.io.IOException: Exception reading
> /tmp/nm-local-dir/usercache/jdu/appcache/application_1511295641738_0003/container_e03_1511295641738_0003_01_000001/container_tokens
> at
> org.apache.hadoop.security.Credentials.readTokenStorageFile(Credentials.java:208)
> at
> org.apache.hadoop.security.UserGroupInformation.loginUserFromSubject(UserGroupInformation.java:907)
> at
> org.apache.hadoop.security.UserGroupInformation.getLoginUser(UserGroupInformation.java:820)
> at
> org.apache.hadoop.security.UserGroupInformation.getCurrentUser(UserGroupInformation.java:689)
> at
> org.apache.hadoop.conf.Configuration$Resource.getRestrictParserDefault(Configuration.java:252)
> ... 4 more
> Caused by: java.io.IOException: Unknown version 1 in token storage.
> at
> org.apache.hadoop.security.Credentials.readTokenStorageStream(Credentials.java:226)
> at
> org.apache.hadoop.security.Credentials.readTokenStorageFile(Credentials.java:205)
> ... 8 more
> 2017-11-21 12:42:51,122 INFO [main] org.apache.hadoop.util.ExitUtil: Exiting
> with status 1: java.lang.RuntimeException: Unable to determine current user
> {noformat}
> I think it is due to token incompatiblity change between 2.9 and 3.0. As we
> claim "rolling upgrade" is supported in Hadoop 3, we should fix this before
> we ship 3.0 otherwise all MR running applications will get stuck during/after
> upgrade.
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