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Boris Shkolnik updated MAPREDUCE-2420: -------------------------------------- Attachment: MR-2420-1.patch implemented some of Devaraj's comments. also set stack to empty for artificially created exceptions (on the client side). Agree with Devaraj that we need a more generic solution for all types of token. Please open a Jira on this and put these requirements in. > JobTracker should be able to renew delegation token over HTTP > ------------------------------------------------------------- > > Key: MAPREDUCE-2420 > URL: https://issues.apache.org/jira/browse/MAPREDUCE-2420 > Project: Hadoop Map/Reduce > Issue Type: Bug > Affects Versions: 0.20.4 > Reporter: Boris Shkolnik > Assignee: Boris Shkolnik > Attachments: MR-2420-1.patch, MR-2420.patch > > > in case JobTracker has to talk to a NameNode running a different version (RPC > version mismatch), Jobtracker should be able to fall back to HTTP renewal. > Example of the case - running distcp between different versions using hfpt. -- This message is automatically generated by JIRA. For more information on JIRA, see: http://www.atlassian.com/software/jira