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Disable sorting in reducer - MapReduce - [mail # user]
...Hi,  Is there any way to disable sorting in the reducer without making the number of reducers zero?  I have a need of reducers because i am writing multiple outputs/  Thanks, ...
   Author: Kasi Subrahmanyam, 2012-10-05, 08:59
Counters across all jobs - MapReduce - [mail # user]
...Hi,  I have around 4 jobs running in a controller. How can i have a single unique counter present in all the jobs and incremented where ever used in a job?  For example:Consider a ...
   Author: Kasi Subrahmanyam, 2012-08-28, 08:20
output File of reducer - MapReduce - [mail # user]
...Hi i want the reducer output file to be generated based on the key input to the reducer. I tried the MultipleOUtputFormat of text and sequence where the output file name is based on the outp...
   Author: Kasi Subrahmanyam, 2012-07-23, 09:51
issue with map running time - MapReduce - [mail # user]
...Hi ,  I have a job which has let us say 10 mappers running in parallel. Some are running fast but few of them are taking too long to run. For example few mappers are taking 5 to 10 mins...
   Author: Kasi Subrahmanyam, 2012-07-04, 12:02
[expand - 2 more] - Operations after killing a job - MapReduce - [mail # user]
...I prefer not to use Oozie if possible. What I want to know is where does the control reach in the Hadoop classes if I keep a job explicitly.   On Sunday, July 1, 2012, Harsh J wrote: &n...
   Author: Kasi Subrahmanyam, 2012-07-01, 06:48
Re: Passing key-value pairs between chained jobs? - MapReduce - [mail # user]
...HI MIcheal, The problem for the second question can be solved if you use the SequenceFileOutputFormat for the first job output and the SequenceFileInputFormat for the second job input.  ...
   Author: Kasi Subrahmanyam, 2012-06-15, 05:08
[expand - 1 more] - Re: Getting filename in case of MultipleInputs - MapReduce - [mail # user]
...Yeah Jim, I have gone through the comments in that JIRA ticket and am able to solve my problem  On Sat, May 5, 2012 at 11:25 PM, Jim Donofrio  wrote:  ...
   Author: Kasi Subrahmanyam, 2012-05-06, 06:29
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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