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Recent posts under tag hadoop

+1 vote
1 answer
Why can FSDataInputStream.read() only read 2^17 bytes in hadoop2.0?
posted Mar 7, 2014 by Meenal Mishra
  • hadoop
  • read
+1 vote
2 answers
Best practice of migrating hadoop 1.0.1 to hadoop 2.2.3
posted Mar 6, 2014 by Amit Mishra
  • hadoop
+1 vote
1 answer
Streaming data access in HDFS: Design Feature
posted Mar 5, 2014 by Abhay Kulkarni
  • hadoop
  • hdfs
+1 vote
1 answer
Hadoop: jobtracker.jsp doesnot work?
posted Mar 3, 2014 by Sanketi Garg
  • hadoop
+1 vote
1 answer
Client and NN communication in Hadoop?
posted Feb 27, 2014 by Mandeep Sehgal
  • hadoop
+1 vote
1 answer
How to set heartbeat in Hadoop?
posted Feb 27, 2014 by Tarun Singhal
  • hadoop
+1 vote
3 answers
Is there any benchmarks or 'performance heuristics' for Hadoop?
posted Feb 24, 2014 by Dewang Chaudhary
  • hadoop
  • performance
+1 vote
1 answer
Hadoop YARN 2.2.0 Streaming Memory Limitation?
posted Feb 24, 2014 by Jagan Mishra
  • hadoop
  • yarn
  • memory
+2 votes
2 answers
How to keep data consistency between Machines using Hadoop?
posted Feb 19, 2014 by Abhay Kulkarni
  • hadoop
+2 votes
1 answer
Hadoop/Yarn: Running multiple commands on container
posted Feb 18, 2014 by Ankit
  • hadoop
  • yarn
+2 votes
1 answer
Do I need to start haddop on slave also?
posted Feb 17, 2014 by Amit Mishra
  • hadoop
+8 votes
0 answers
Hadoop native and snappy library?
posted Feb 11, 2014 by Abhay Kulkarni
  • hadoop
+4 votes
2 answers
Add few record(s) to a Hive table or a HDFS file on a daily basis
posted Feb 10, 2014 by Tarun Singhal
  • hadoop
  • hdfs
+3 votes
2 answers
Is it possible to access a hadoop 1 file system (hdfs) via the hadoop 2.2.0 command line tools?
posted Feb 1, 2014 by Majula Joshi
  • hadoop
+2 votes
1 answer
NFS HDFS gateway with kerberos
posted Jan 31, 2014 by Jai Prakash
  • hadoop
  • hdfs
+6 votes
0 answers
Backup NameNode metadata in HA configuration
posted Jan 31, 2014 by Dewang Chaudhary
  • hadoop
+1 vote
2 answers
HDFS data transfer is faster than SCP based transfer?
posted Jan 24, 2014 by Deepti Singh
  • hadoop
  • hdfs
+2 votes
1 answer
Does Hadoop/MapReduce have localization feature?
posted Jan 24, 2014 by Amit Mishra
  • hadoop
  • localization
+1 vote
0 answers
HDFS federation configuration
posted Jan 23, 2014 by Bob Wise
  • hadoop
  • hdfs
+2 votes
0 answers
Tips for optimizing HDFS writes with replication=1?
posted Jan 22, 2014 by Kiran Kumar
  • hadoop
  • hdfs
+4 votes
0 answers
Hadoop upgrading/migrating downtime from Apache Hadoop 1.x to 2.x
posted Jan 16, 2014 by Deepti Singh
  • hadoop
  • upgrade
+2 votes
1 answer
Hadoop: JAVA_HOME not set though the workstation has working java
posted Jan 10, 2014 by Tarun Singhal
  • hadoop
  • java
  • linux
+3 votes
0 answers
Hadoop 2.2.0 YARN isolation and Windows
posted Jan 9, 2014 by Sheetal Chauhan
  • hadoop
  • windows
+3 votes
1 answer
Ways to manage user accounts on hadoop cluster when using kerberos security
posted Jan 7, 2014 by Ahmed Patel
  • hadoop
  • kerberos
+3 votes
2 answers
Unable to compile hadoop source code
posted Jan 7, 2014 by Mandeep Sehgal
  • hadoop
  • compile
+3 votes
0 answers
accessing hadoop filesystem from Tomcat
posted Jan 6, 2014 by Deepti Singh
  • hadoop
  • tomcat
+2 votes
0 answers
Hadoop doesn't find the input file
posted Jan 4, 2014 by Anderson
  • hadoop
+2 votes
0 answers
Issue about running hive MR job in hadoop
posted Jan 3, 2014 by Deepak Dasgupta
  • hadoop
  • hive
+1 vote
1 answer
How to install Snappy for Hadoop
posted Jan 1, 2014 by Deepak Dasgupta
  • hadoop
  • snappy
+1 vote
1 answer
Hadoop vs Ceph and GlusterFS
posted Dec 28, 2013 by Sanketi Garg
  • hadoop
  • glusterfs
  • ceph
+2 votes
2 answers
Hadoop: Mounting HDFS on client
posted Dec 20, 2013 by Deepankar Dubey
  • hadoop
  • hdfs
  • mount
  • linux
+2 votes
1 answer
Hadoop Pi Example in Yarn
posted Dec 18, 2013 by Meenal Mishra
  • hadoop
+1 vote
2 answers
multinode hadoop cluster on vmware
posted Dec 18, 2013 by Jagan Mishra
  • hadoop
  • cluster
  • vmware
+1 vote
0 answers
HDFS Data Integrity in copyToLocal
posted Dec 18, 2013 by Ahmed Patel
  • hadoop
  • hdfs
+2 votes
2 answers
Estimating the time of hadoop job?
posted Dec 17, 2013 by Sonu Jindal
  • hadoop
  • performance
+2 votes
1 answer
Hadoop: HDFS short-circuit reads
posted Dec 17, 2013 by Sumit Pokharna
  • hadoop
  • hdfs
+1 vote
0 answers
How to set the environment variables in Hadoop 2.2.0
posted Dec 16, 2013 by Bob Wise
  • hadoop
  • environment
+1 vote
2 answers
How to set hadoop.tmp.dir if I have multiple disks per node?
posted Dec 16, 2013 by Sheetal Chauhan
  • hadoop
+2 votes
1 answer
Hadoop: MiniDFSCluster setup
posted Dec 14, 2013 by Sonu Jindal
  • hadoop
+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
  • hadoop
+3 votes
1 answer
multiusers in hadoop through LDAP
posted Dec 10, 2013 by Deepankar Dubey
  • hadoop
  • cluster
+1 vote
0 answers
Issue about datanode memory usage with Hadoop?
posted Dec 10, 2013 by Garima Jain
  • hadoop
  • memory
+1 vote
1 answer
Execute hadoop job remotely and programmatically
posted Dec 9, 2013 by Meenal Mishra
  • hadoop
  • remote
+3 votes
1 answer
Hadoop:Name node and data node replacement
posted Dec 9, 2013 by Satish Mishra
  • hadoop
  • namemode
  • datamode
+1 vote
1 answer
Setting the HADOOP_HOME_DIR
posted Dec 8, 2013 by Anderson
  • hadoop
+1 vote
1 answer
How to set up a hadoop cluster?
posted Dec 8, 2013 by Sumit Pokharna
  • hadoop
  • cluster
+2 votes
0 answers
How hadoop 2.x perform better than hadoop 1.x
posted Dec 6, 2013 by Seema Siddique
  • hadoop
  • performance
+3 votes
0 answers
Hadoop Multi-tenant cluster setUp
posted Dec 5, 2013 by Abhay Kulkarni
  • hadoop
  • multiuser
+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
  • hadoop
  • compress
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