Most voted questions under tag hadoop

+2 votes

1 answer

Hadoop: Running MapReduce jobs in batch mode on different data sets?

posted Feb 21, 2015 by anonymous

+2 votes

1 answer

Hadoop: Map Reduce in Cache

posted Feb 11, 2015 by anonymous

+2 votes

0 answers

How to migrate hbase table from hbase-0.94 to hbase-0.98 which both belong to different hadoop clusters

posted Jan 8, 2015 by anonymous

+2 votes

0 answers

Unit tests on Hadoop Cluster

posted Jan 5, 2015 by anonymous

+2 votes

0 answers

Query regarding the object creation in map reduce code

posted Dec 5, 2014 by anonymous

+2 votes

0 answers

Error while writing to HDFS NFS from windows

posted Nov 7, 2014 by anonymous

+2 votes

0 answers

How to set job-priority on a hadoop job

posted Nov 3, 2014 by Arjuna

+2 votes

0 answers

Run arbitrary job (non-MR) on YARN ?

posted Oct 27, 2014 by Parveen

+2 votes

1 answer

HDFS - Consolidate 2 small volumes into 1 large volume

posted Oct 21, 2014 by anonymous

+2 votes

0 answers

HDFS dfsclient: possible to force storage datanode ?

posted Aug 20, 2014 by anonymous

+2 votes

0 answers

Hadoop InputFormat - Processing large number of small files

posted Aug 20, 2014 by Tarun Singhal

+2 votes

0 answers

Hadoop logs and mapred.local.dir

posted May 11, 2014 by Kumar Mitrasen

+2 votes

1 answer

Hadoop: unexpected URISyntaxException

posted Apr 28, 2014 by Tarun Singhal

+2 votes

0 answers

Hive install under hadoop

posted Apr 14, 2014 by Arjuna

+2 votes

2 answers

How to keep data consistency between Machines using Hadoop?

posted Feb 19, 2014 by Abhay Kulkarni

+2 votes

1 answer

Hadoop/Yarn: Running multiple commands on container

posted Feb 18, 2014 by Ankit

+2 votes

1 answer

Do I need to start haddop on slave also?

posted Feb 17, 2014 by Amit Mishra

+2 votes

1 answer

NFS HDFS gateway with kerberos

posted Jan 31, 2014 by Jai Prakash

+2 votes

1 answer

Does Hadoop/MapReduce have localization feature?

posted Jan 24, 2014 by Amit Mishra

+2 votes

0 answers

Tips for optimizing HDFS writes with replication=1?

posted Jan 22, 2014 by Kiran Kumar

+2 votes

1 answer

Hadoop: JAVA_HOME not set though the workstation has working java

posted Jan 10, 2014 by Tarun Singhal

+2 votes

0 answers

Hadoop doesn't find the input file

posted Jan 4, 2014 by Anderson

+2 votes

0 answers

Issue about running hive MR job in hadoop

posted Jan 3, 2014 by Deepak Dasgupta

+2 votes

2 answers

Hadoop: Mounting HDFS on client

posted Dec 20, 2013 by Deepankar Dubey

+2 votes

1 answer

Hadoop Pi Example in Yarn

posted Dec 18, 2013 by Meenal Mishra

+2 votes

2 answers

Estimating the time of hadoop job?

posted Dec 17, 2013 by Sonu Jindal

+2 votes

1 answer

Hadoop: HDFS short-circuit reads

posted Dec 17, 2013 by Sumit Pokharna

+2 votes

1 answer

Hadoop: MiniDFSCluster setup

posted Dec 14, 2013 by Sonu Jindal

+2 votes

1 answer

Hadoop: How to obtain the exception actually failed the job on Mapper or Reducer at runtime?

posted Dec 11, 2013 by Jagan Mishra

+2 votes

0 answers

How hadoop 2.x perform better than hadoop 1.x

posted Dec 6, 2013 by Seema Siddique

+2 votes

1 answer

Hadoop:Whats the best way to check the compression codec that an HDFS file was written with?

posted Dec 4, 2013 by Luv Kumar

+2 votes

1 answer

Hadoop: mapreduce.jobtracker.expire.trackers.interval no effect

posted Dec 3, 2013 by Jagan Mishra

+2 votes

0 answers

How to migrate Apache Hadoop 1.x HDFS to Apache Hadoop 2.x HDFS

posted Dec 3, 2013 by Kumar Mitrasen

+2 votes

1 answer

How does Big Data analytic differ from the conventional analytic?

posted Jul 19, 2013 by Ujjwal Sinha

+1 vote

0 answers

Whenever a client submits a hadoop job, who receives it?

posted Jul 14, 2017 by Karthick.c

+1 vote

1 answer

What is Job Tracker role in Hadoop?

posted Jul 11, 2017 by Karthick.c

+1 vote

0 answers

What is a block and block scanner in HDFS?

posted Jun 22, 2017 by Karthick.c

+1 vote

0 answers

What concept that Hadoop framework works?Please explain with example?

posted Jun 21, 2017 by Karthick.c

+1 vote

0 answers

What is the difference between Hadoop and Traditional RDBMS?

posted Jun 21, 2017 by Karthick.c

+1 vote

1 answer

Explain the difference between NAS and HDFS?

posted Jan 11, 2017 by Jdk

+1 vote

0 answers

What are the different operational commands in HBase at record level and table level?

posted Dec 26, 2016 by Karthick.c

+1 vote

0 answers

How to write a custom partitioner for a Hadoop MapReduce job?

posted Dec 26, 2016 by Karthick.c

+1 vote

0 answers

Explain the difference between NameNode, Backup Node and Checkpoint NameNode?

posted Dec 22, 2016 by Karthick.c

+1 vote

0 answers

How to learn hadoop mapReduce on mongodb in java

posted Apr 12, 2016 by anonymous

+1 vote

0 answers

Control rate of preemption in Yarn?

posted Apr 11, 2016 by anonymous

+1 vote

0 answers

How a job works in YARN/Map Reduce? like navigation path...

posted Apr 6, 2016 by Bob Wise

+1 vote

0 answers

Something kill hadoopuser applications

posted Feb 13, 2016 by anonymous

+1 vote

0 answers

Provisioning a physical host into an existing HDFS/Yarn cluster

posted Jan 26, 2016 by anonymous

+1 vote

0 answers

Hadoop: Unable to view logs through Web UI + Amazon EC2

posted Jan 19, 2016 by anonymous

+1 vote

0 answers

Uneven load balance between hadoop cluster

posted Jan 18, 2016 by anonymous