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Re: nodes with different memory sizes - Hadoop - [mail # user]
...Hi,  You mentioned you'd like to configure different memory settings for the process depending on which nodes the tasks run on. Which process are you referring to here - the Hadoop daem...
   Author: Hemanth Yamijala, 2010-10-13, 18:31
Re: Sorting Numbers using mapreduce - Hadoop - [mail # user]
...Hi,  On Mon, Sep 6, 2010 at 1:47 AM, Neil Ghosh  wrote: and  In the examples that come with Hadoop, you can find a 'sort' example. The source is at o.a.h.examples.Sort.java. T...
   Author: Hemanth Yamijala, 2010-09-06, 05:42
Re: Obtaining the number of map slots through the API (Hadoop 0.20.2) - Hadoop - [mail # user]
...Hi,  he  The easiest way I can think of is using o.a.h.m.ClusterStatus.getMaxMapTasks(). You can get an instance to ClusterStatus using JobClient.getClusterStatus().  Thanks h...
   Author: Hemanth Yamijala, 2010-09-05, 09:42
Re: main" java.lang.UnsupportedClassVersionError: Bad version number in .class - Hadoop - [mail # user]
...Hi,  Can you please confirm if you've set JAVA_HOME in /hadoop-env.sh on all the nodes ?  Thanks Hemanth  On Tue, Aug 31, 2010 at 6:21 AM, Mohit Anchlia  wro te: 06.data....
   Author: Hemanth Yamijala, 2010-08-31, 02:23
Re: cluster startup problem - Hadoop - [mail # user]
...Hi,  On Mon, Aug 30, 2010 at 8:19 AM, Gang Luo  wrote:  If they are on the same path, technically it should be possible. However, I am not sure it is advisable at all. We've t...
   Author: Hemanth Yamijala, 2010-08-31, 02:17
Re: cluster write permission - Hadoop - [mail # user]
...Hi,  On Sun, Aug 29, 2010 at 10:14 PM, Gang Luo  wrote:  The temp and log files are written by the daemons and the child tasks that run the mappers and reducers (assuming you ...
   Author: Hemanth Yamijala, 2010-08-30, 02:32
Re: where distributed cache start working - Hadoop - [mail # dev]
...Hi, path is  file  change  It is the timestamp of the file on DFS. So, you modify the file's timestamp on DFS, it should be re-distributed to all the nodes.  Thanks Heman...
   Author: Hemanth Yamijala, 2010-08-27, 14:04
Re: Hadoop startup problem - directory name required - Hadoop - [mail # user]
...Hmm. Without the / in the property tag, isn't the file malformed XML ? I am pretty sure Hadoop complains in such cases  ?  On Wed, Aug 25, 2010 at 4:44 AM, cliff palmer  wrote...
   Author: Hemanth Yamijala, 2010-08-25, 18:04
Re: [DISCUSS] Hadoop Security Release off Yahoo! patchset - Hadoop - [mail # general]
...Arun,  How much time do you think it would take to have a version of 0.20 with the security features in it ready ? In a different thread, Owen has started discussing plans around 0.22. ...
   Author: Hemanth Yamijala, 2010-08-25, 17:46
Re: [VOTE] Pig to become a TLP - Hadoop - [mail # general]
...+1  On Mon, Aug 23, 2010 at 11:08 PM, Alan Gates  wrote: be he be air ity r e @apache.org> ache.org> pache.org> [EMAIL PROTECTED]> he.org> he.org> [EMAIL PROTECTE...
   Author: Hemanth Yamijala, 2010-08-25, 17:40
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