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Posted to mapreduce-issues@hadoop.apache.org by "Allen Wittenauer (JIRA)" <ji...@apache.org> on 2011/04/21 18:52:05 UTC
[jira] [Commented] (MAPREDUCE-2444) error connect tasktracker for
jobtracker
[ https://issues.apache.org/jira/browse/MAPREDUCE-2444?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13022827#comment-13022827 ]
Allen Wittenauer commented on MAPREDUCE-2444:
---------------------------------------------
I think this is "by design"...
> error connect tasktracker for jobtracker
> ----------------------------------------
>
> Key: MAPREDUCE-2444
> URL: https://issues.apache.org/jira/browse/MAPREDUCE-2444
> Project: Hadoop Map/Reduce
> Issue Type: Bug
> Components: tasktracker
> Affects Versions: 0.20.1
> Reporter: Alexey Diomin
> Labels: hadoop
>
> In TaskTracker.java on create connection to JobTracker we check compare build version
> if(!VersionInfo.getBuildVersion().equals(jobTrackerBV))
> but
> public static String getBuildVersion(){
> return VersionInfo.getVersion() +
> " from " + VersionInfo.getRevision() +
> " by " + VersionInfo.getUser() +
> " source checksum " + VersionInfo.getSrcChecksum();
> }
> in result identical version/revision/srcChecksum but compiled different users incompatible
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