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[MAPREDUCE-4614] Simplify debugging a job's tokens - MapReduce - [issue]
...It's exceedingly difficult to debug token issues with a job.  Sometimes tokens appear to be missing, or have the wrong service, etc.  It would be much easier if job submission logg...
http://issues.apache.org/jira/browse/MAPREDUCE-4614    Author: Daryn Sharp, 2012-10-11, 18:48
Re: 'Can't get service ticket for: host/' when running hdfs with kerberos - MapReduce - [mail # user]
...Is your default kerberos realm set to "EXAMPLETEST.COM"?  If not, have you tried grepping your confs for "EXAMPLETEST.COM cause:java.io.IOException: Can't get service ticket for: ho st/...
   Author: Daryn Sharp, 2012-09-14, 15:25
Re: distcp error. - MapReduce - [mail # user]
...Try taking a look at your NN logs to see why it had an internal server error.  I believe the servlets are hardcoded to decode the path as UTF-8, but maybe the client used a different en...
   Author: Daryn Sharp, 2012-08-31, 19:50
Re: easy mv or heavy mv - MapReduce - [mail # user]
...Yes, it just does a trivial update of the inodes (metainfo).  Daryn  On Aug 24, 2012, at 2:25 PM, Yue Guan  wrote:    ...
   Author: Daryn Sharp, 2012-08-24, 21:48
[MAPREDUCE-4323] NM leaks filesystems - MapReduce - [issue]
...The NM is exhausting its fds because it's not closing fs instances when the app is finished....
http://issues.apache.org/jira/browse/MAPREDUCE-4323    Author: Daryn Sharp, 2012-08-22, 00:55
[expand - 1 more] - Re: fs cache giving me headaches - MapReduce - [mail # user]
...There is no UGI caching, so each request will receive a unique UGI even for  the same user.  Thus you can safely call FileSystem.closeAllForUGI(ugi) wh en the request is complete. ...
   Author: Daryn Sharp, 2012-08-07, 15:25
[MAPREDUCE-2780] Standardize the value of token service - MapReduce - [issue]
...The token's service field must (currently) be set to "ip:port".  All the producers of a token are independently building the service string.  This should be done via a common metho...
http://issues.apache.org/jira/browse/MAPREDUCE-2780    Author: Daryn Sharp, 2012-06-21, 15:05
[MAPREDUCE-4302] NM goes down if error encountered during log aggregation - MapReduce - [issue]
...When a container launch request is sent to the NM, if any exception occurs during the init of log aggregation then the NM goes down.  The problem can be induced by situations including,...
http://issues.apache.org/jira/browse/MAPREDUCE-4302    Author: Daryn Sharp, 2012-06-02, 13:51
[MAPREDUCE-4163] consistently set the bind address - MapReduce - [issue]
...Use NetUtils.getConnectAddress for determining the bind address used for setting a token's service....
http://issues.apache.org/jira/browse/MAPREDUCE-4163    Author: Daryn Sharp, 2012-05-16, 04:22
[MAPREDUCE-4162] Correctly set token service - MapReduce - [issue]
...Use SecurityUtils.setTokenService to set token services....
http://issues.apache.org/jira/browse/MAPREDUCE-4162    Author: Daryn Sharp, 2012-05-11, 12:40
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