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Re: Skipping entire task - Hadoop - [mail # user]
...Hi,  Are tasks being executed multiple times due to failures? Sorry, it was not very clear from your question.  Thanks hemanth   On Sat, Jan 5, 2013 at 7:44 PM, David Parks &n...
   Author: Hemanth Yamijala, 2013-01-06, 14:01
Re: Map tasks processing some files multiple times - Hadoop - [mail # user]
...David,  You are using FileNameTextInputFormat. This is not in Hadoop source, as far as I can see. Can you please confirm where this is being used from ? It seems like the isSplittable m...
   Author: Hemanth Yamijala, 2012-12-06, 08:25
Re: Issue with third party library - Hadoop - [mail # user]
...Sampath,  You  mentioned that the file is present in the tasktracker local dir, could you please tell us the full path ? I am wondering if setting the full path will have any impac...
   Author: Hemanth Yamijala, 2012-12-06, 04:21
[HADOOP-8776] Provide an option in test-patch that can enable / disable compiling native code - Hadoop - [issue]
...The test-patch script in Hadoop source runs a native compile with the patch. On platforms like MAC, there are issues with the native compile that make it difficult to use test-patch. This JI...
http://issues.apache.org/jira/browse/HADOOP-8776    Author: Hemanth Yamijala, 2012-10-19, 15:01
Re: Hadoop and Cuda , JCuda (CPU+GPU architecture) - Hadoop - [mail # user]
...You could also try creating a lib directory with the dependant jar and package that along with the job's jar file. Please refer to this blog post for information: http://www.cloudera.com/blo...
   Author: Hemanth Yamijala, 2012-10-03, 13:44
Re: Question about the task assignment strategy - Hadoop - [mail # user]
...Hi,  I tried a similar experiment as yours but couldn't replicate the issue.  I generated 64 MB files and added them to my DFS - one file from every machine, with a replication fac...
   Author: Hemanth Yamijala, 2012-09-12, 05:47
[HADOOP-8788] hadoop fs -ls can print file paths according to the native ls command - Hadoop - [issue]
...hadoop fs -ls dirname lists the paths in the following manner:dirname\file1dirname\file2Basically, dirname is repeated. This is slightly confusing because you get an impression that there's ...
http://issues.apache.org/jira/browse/HADOOP-8788    Author: Hemanth Yamijala, 2012-09-11, 15:58
[expand - 1 more] - Re: Hadoop fs -ls behaviour compared to native ls - Hadoop - [mail # dev]
...Sure. Have filed https://issues.apache.org/jira/browse/HADOOP-8788 .. Would be interested in what comes out in the discussion.  Thanks hemanth  On Tue, Sep 11, 2012 at 7:10 PM, Rob...
   Author: Hemanth Yamijala, 2012-09-11, 14:48
Log aggregation in Yarn - Hadoop - [mail # user]
...Hi,  I enabled log aggregation in Yarn and can see that files are getting created under the configured directory on HDFS. I can access the files via FS shell. However, when I try to ret...
   Author: Hemanth Yamijala, 2012-09-10, 10:49
Re: Restricting the number of slave nodes used for a given job (regardless of the # of map/reduce tasks involved) - Hadoop - [mail # user]
...Hi,  I am not sure if there's any way to restrict the tasks to specific machines. However, I think there are some ways of restricting to number of 'slots' that can be used by the job. &...
   Author: Hemanth Yamijala, 2012-09-10, 10:01
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NEW: Monitor These Apps!
elasticsearch, apache solr, apache hbase, hadoop, redis, casssandra, amazon cloudwatch, mysql, memcached, apache kafka, apache zookeeper, apache storm, ubuntu, centOS, red hat, debian, puppet labs, java, senseiDB