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Re: I keep getting multiple values for unique reduce keys - MapReduce - [mail # user]
...Could you share your mapper code and the container code? When your mapper emits the keys and values, do you print them out to see that they are correct, that is, the container only has data ...
   Author: Sonal Goyal, 2011-09-06, 05:25
Re: Hadoop cluster couldn't run map reduce job - MapReduce - [mail # user]
...Can you check your /etc/hosts to see that all master and slave entries are correct? If you up the logs to DEBUG, you will see where this is failing.  Thanks and Regards, Sonal Hadoop ET...
   Author: Sonal Goyal, 2011-03-14, 04:14
Re: Dataset comparison and ranking - views - MapReduce - [mail # user]
...Hi Marcos,  Thanks for replying. I think I was not very clear in my last post. Let me describe my use case in detail.  I have two datasets coming from different sources, lets call ...
[+ more]    Author: Sonal Goyal, 2011-03-08, 05:21
Re: easiest way to install hadoop - MapReduce - [mail # user]
...You can also check Apache Whirr.  Thanks and Regards, Sonal Connect Hadoop with databases, Salesforce, FTP servers and others  Nube Technologies         On Wed,...
   Author: Sonal Goyal, 2011-02-23, 06:29
Re: Best practice for batch file conversions - MapReduce - [mail # user]
...I think you should be able to use the JobConf class and set the output format there.  Thanks and Regards, Sonal Connect Hadoop with databases, Salesforce, FTP servers and others  N...
[+ more]    Author: Sonal Goyal, 2011-02-10, 05:42
Re: Multiple queues question - MapReduce - [mail # user]
...I think the CapacityScheduler is the one to use with multiple queues, see http://hadoop.apache.org/common/docs/r0.19.2/capacity_scheduler.html Thanks and Regards, Sonal Connect Hadoop with d...
   Author: Sonal Goyal, 2011-02-07, 13:25
Re: elastic mapreduce - custom outputformat? - MapReduce - [mail # user]
...Yeah, you can use any OutputFormat in your EMR job. If it is file based, it will write to the given file output path, else to Cassandra, DB, whatever you specify..  Thanks and Regards, ...
   Author: Sonal Goyal, 2011-02-04, 04:19
Re: How to reduce number of splits in DataDrivenDBInputFormat? - MapReduce - [mail # user]
...Moving this offline from the list.  Thanks and Regards, Sonal Connect Hadoop with databases, Salesforce, FTP servers and others  Nube Technologies         On Th...
[+ more]    Author: Sonal Goyal, 2011-01-20, 09:21
Re: How to split DBInputFormat? - MapReduce - [mail # user]
...Hi Hari,  I dont think DataDrivenDBInputFormat is available in 0.20.x, its only available in 0.21 versions. You can check hihoApache0.20 branch at https://github.com/sonalgoyal/hiho/ wh...
[+ more]    Author: Sonal Goyal, 2011-01-04, 10:27
Re: Hadoop 0.21.0 release Maven repo - MapReduce - [mail # user]
...Thanks Tom.  Thanks and Regards, Sonal www.meghsoft.com http://in.linkedin.com/in/sonalgoyal   On Sat, Sep 11, 2010 at 4:20 AM, Tom White  wrote:  ...
[+ more]    Author: Sonal Goyal, 2010-09-12, 12:17
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