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Calling hive from reducer - Hadoop - [mail # user]
...Hi,  I am trying to call a hive query from Reducer , but getting following error  Exception in thread "Thread-10" java.lang.NoClassDefFoundError: org/apache/thrift/TBase at java.l...
   Author: madhu phatak, 2012-06-12, 15:47
Re: Can anyone help me with large distributed cache files? - Hadoop - [mail # user]
...Hi Sheng, By default , cache size is 10GB which means your file can be placed in distributed cache .If you want more memory configure   local.cache.size  in mapred-site.xml for big...
   Author: madhu phatak, 2012-06-12, 05:39
Re: Dennis MÃ¥rtensson - Hadoop - [mail # dev]
...Hi Dennis,  For contributing to Hadoop, please refer to this guide http://wiki.apache.org/hadoop/HowToContribute  On Tue, Jun 12, 2012 at 3:34 AM, Dennis MÃ¥rtensson  wrote: &n...
   Author: madhu phatak, 2012-06-12, 05:32
Re: Using test-patch.sh - Hadoop - [mail # dev]
...Update on the issue. The issue was that mvn was not in path. Now able to use test-patch successfully.  On Wed, May 30, 2012 at 10:48 AM, madhu phatak  wrote:    https://g...
   Author: madhu phatak, 2012-06-01, 10:57
Re: Need some help for writing map reduce functions in hadoop-1.0.1 java - Hadoop - [mail # user]
...Hi,  You can go through the code of this project ( https://github.com/zinnia-phatak-dev/Nectar) to understand how the complex algorithms are implemented using M/R.  On Fri, May 18,...
   Author: madhu phatak, 2012-05-22, 13:45
Re: Where does Hadoop store its maps? - Hadoop - [mail # user]
...Hi,  Set "mapred.local.dir" in mapred-site.xml to point a directory on /mnt so that it will not use ec2 instance EBS.  On Tue, May 22, 2012 at 6:58 PM, Mark Kerzner wrote:   &...
   Author: madhu phatak, 2012-05-22, 13:36
Re: Bad connect ack with firstBadLink - Hadoop - [mail # user]
...Hi,  Increasing the open file limit solved the issue. Thank you.  On Fri, May 4, 2012 at 9:39 PM, Mapred Learn  wrote:     https://github.com/zinnia-phatak-dev/Necta...
   Author: madhu phatak, 2012-05-07, 09:37
Re: EOFException - Hadoop - [mail # user]
...Hi,  In write method ,use writeInt() rather than write method. It should solve your problem.  On Mon, Apr 30, 2012 at 10:40 PM, Keith Thompson wrote:     https://github.c...
   Author: madhu phatak, 2012-05-02, 05:24
Re: Error related Hadoop - Hadoop - [mail # dev]
...Seems like Datanode is not up. Please look into tasktracker and datanode logs.  On Thu, Apr 26, 2012 at 3:40 PM, Bhavesh Shah wrote:     https://github.com/zinnia-phatak-dev/N...
   Author: madhu phatak, 2012-04-26, 10:14
Re: Log file - Hadoop - [mail # dev]
...Just see the $HADOOP_HOME/logs directory in tasktracker nodes.  On Tue, Apr 24, 2012 at 6:28 AM, Ranjan Banerjee wrote:     https://github.com/zinnia-phatak-dev/Nectar...
   Author: madhu phatak, 2012-04-24, 05:16
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