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Recent posts under tag hdfs

+1 vote
Hadoop Tutorial
posted Mar 8, 2018 by Pritam Pal
+1 vote
1 answer
Performance issue when using "hdfs setfacl -R"?
posted Jan 17, 2018 by anonymous
  • hdfs
0 votes
What is the meaning of underreplication in HDFS? [MCQ]
posted Nov 30, 2017 by anonymous
  • hdfs
  • interview questions
0 votes
For the frequently accessed HDFS files the blocks are cached in [MCQ]
posted Nov 30, 2017 by anonymous
  • hdfs
  • interview questions
0 votes
Which of the following is not permitted on HDFS files [MCQ]
posted Nov 30, 2017 by anonymous
  • interview questions
  • hdfs
0 votes
0 answers
How to get info about which data in hdfs or file system that a MapReduce job visits?
posted Jul 27, 2017 by anonymous
  • hadoop
  • mapreduce
  • hdfs
+1 vote
0 answers
What is a block and block scanner in HDFS?
posted Jun 22, 2017 by Karthick.c
  • hadoop
  • hdfs
  • java
+2 votes
1 answer
What is the process to change the files at arbitrary locations in HDFS?
posted Jan 11, 2017 by Jdk
  • hadoop
  • hdfs
0 votes
0 answers
What happens to a read operation when the file is moved to trash in HDFS?
posted Mar 8, 2016 by Naveena Garg
  • hadoop
  • hdfs
0 votes
1 answer
Can the blocks be broken in HDFS file system?
posted Nov 25, 2015 by anonymous
  • hadoop
  • hdfs
+2 votes
0 answers
How do I customize data placement on DataNodes (DN) of Hadoop cluster?
posted Oct 27, 2015 by Sudhakar Singh
  • hadoop
  • hdfs
  • mapreduce
  • yarn
  • big data
+2 votes
0 answers
How to find min, max and mean of wordcount from text file in hadoop mapreduce?
posted Oct 16, 2015 by Sathish
  • hadoop
  • mapreduce
  • hdfs
  • yarn
  • linux
0 votes
1 answer
Unable to use ./hdfs dfsadmin -report with HDFS Federation
posted Aug 24, 2015 by Bob Wise
  • hdfs
  • hadoop
0 votes
0 answers
HDFS ls command pretty slow
posted Jul 28, 2015 by anonymous
  • hadoop
  • hdfs
0 votes
1 answer
Can anyone provide me steps to grant a particular user access equivalnent to that of "hdfs" user in hadoop.
posted Jul 7, 2015 by anonymous
  • hadoop
  • hdfs
+1 vote
1 answer
How to set mapreduce.input.fileinputformat.split.maxsize for a specific job ?
posted May 16, 2015 by Sudhakar Singh
  • hadoop
  • mapreduce
  • yarn
  • hdfs
  • linux
+3 votes
0 answers
How to find execution time of a MapReduce job?
posted May 15, 2015 by Sudhakar Singh
  • hadoop
  • yarn
  • mapreduce
  • hdfs
  • linux
+3 votes
0 answers
Can we control data distribution and load balancing in Hadoop Cluster?
posted May 3, 2015 by Sudhakar Singh
  • hadoop
  • hdfs
  • mapreduce
  • yarn
  • java
+1 vote
1 answer
How to stop a mapreduce job from terminal running on Hadoop Cluster?
posted Apr 11, 2015 by Sudhakar Singh
  • hadoop
  • mapreduce
  • hdfs
  • yarn
  • linux
+1 vote
1 answer
Can we run mapreduce job from eclipse IDE on fully distributed mode hadoop cluster?
posted Apr 10, 2015 by Sudhakar Singh
  • hadoop
  • mapreduce
  • hdfs
  • yarn
  • java
+1 vote
1 answer
Hadoop: HTTPS communication between nodes, how can I confirm ?
posted Feb 21, 2015 by anonymous
  • hadoop
  • hdfs
  • https
+2 votes
1 answer
Hadoop: Running MapReduce jobs in batch mode on different data sets?
posted Feb 21, 2015 by anonymous
  • hadoop
  • hdfs
  • mapreduce
+1 vote
1 answer
Hadoop: How Client communicates with HDFS?
posted Dec 29, 2014 by Amit Kumar Pandey
  • hadoop
  • hdfs
+2 votes
0 answers
Error while writing to HDFS NFS from windows
posted Nov 7, 2014 by anonymous
  • hdfs
  • hadoop
+2 votes
1 answer
HDFS - Consolidate 2 small volumes into 1 large volume
posted Oct 21, 2014 by anonymous
  • hadoop
  • hdfs
+4 votes
0 answers
Hadoop / HBase hotspotting / overloading specific nodes
posted Oct 9, 2014 by anonymous
  • hadoop
  • hdfs
+3 votes
0 answers
Support multiple block placement policies for HDFS?
posted Sep 15, 2014 by anonymous
  • hdfs
  • hadoop
+2 votes
0 answers
HDFS dfsclient: possible to force storage datanode ?
posted Aug 20, 2014 by anonymous
  • hadoop
  • hdfs
0 votes
1 answer
HDFS: How quickly can I increase the number of replicas?
posted Jun 30, 2014 by Bob Wise
  • hadoop
  • hdfs
+1 vote
0 answers
Partition file by content based through HDFS
posted May 13, 2014 by Sanketi Garg
  • hadoop
  • hdfs
+1 vote
0 answers
Can I open multiple files on hdfs and write data to them in parallel and then close them at the end?
posted May 12, 2014 by Luv Kumar
  • hdfs
  • hadoop
0 votes
0 answers
HDFS and YARN security and interface impacts
posted Apr 20, 2014 by Sidharth
  • hadoop
  • hdfs
  • yarn
+1 vote
1 answer
Streaming data access in HDFS: Design Feature
posted Mar 5, 2014 by Abhay Kulkarni
  • hadoop
  • hdfs
+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
+2 votes
1 answer
NFS HDFS gateway with kerberos
posted Jan 31, 2014 by Jai Prakash
  • hadoop
  • hdfs
+1 vote
2 answers
HDFS data transfer is faster than SCP based transfer?
posted Jan 24, 2014 by Deepti Singh
  • hadoop
  • hdfs
+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
+2 votes
2 answers
Hadoop: Mounting HDFS on client
posted Dec 20, 2013 by Deepankar Dubey
  • hadoop
  • hdfs
  • mount
  • linux
+1 vote
0 answers
HDFS Data Integrity in copyToLocal
posted Dec 18, 2013 by Ahmed Patel
  • hadoop
  • hdfs
+2 votes
1 answer
Hadoop: HDFS short-circuit reads
posted Dec 17, 2013 by Sumit Pokharna
  • hadoop
  • hdfs
...