Recent questions tagged hdfs

0 votes
5 answers

Hadoop hdfs: list all files in a directory and its subdirectories

Oct 26, 2018 in Big Data Hadoop by slayer
 • 29,370 points • 20,525 views
0 votes
1 answer

How to fix corrupt HDFS FIles?

Oct 25, 2018 in Big Data Hadoop by Neha
 • 6,300 points • 4,389 views
+2 votes
5 answers

Not able to start hadoop dfs

Oct 22, 2018 in Big Data Hadoop by slayer
 • 29,370 points • 4,864 views
0 votes
1 answer

Google Hadoop Filesystem Encryption

Oct 18, 2018 in Big Data Hadoop by Neha
 • 6,300 points • 1,266 views
0 votes
1 answer

Is Java alone Sufficient for Hadoop?

Oct 18, 2018 in Big Data Hadoop by Neha
 • 6,300 points • 1,168 views
0 votes
1 answer

What is -cp command in hadoop? How it works?

Oct 17, 2018 in Big Data Hadoop by Neha
 • 6,300 points • 4,992 views
0 votes
1 answer

How to configure Yarn from command line?

Oct 16, 2018 in Big Data Hadoop by Neha
 • 6,300 points • 2,681 views
0 votes
1 answer

POC for Hadoop in real time scenario

Oct 11, 2018 in Big Data Hadoop by Neha
 • 6,300 points • 2,294 views
0 votes
1 answer

Hadoop on OSX “Unable to load realm info from SCDynamicStore”

Oct 8, 2018 in Big Data Hadoop by slayer
 • 29,370 points • 1,337 views
0 votes
2 answers

How to convert .txt file to Hadoop's sequence file format

Sep 28, 2018 in Big Data Hadoop by digger
 • 26,740 points • 4,489 views
0 votes
1 answer

How to write a file in HDFS using Java Programming language?

Sep 28, 2018 in Big Data Hadoop by Neha
 • 6,300 points • 3,829 views
0 votes
1 answer

What should be the choice of database and what type of data format is suitable for Spark/hadoop?

Sep 28, 2018 in Big Data Hadoop by Neha
 • 6,300 points • 1,917 views
+3 votes
5 answers

Hadoop DistributedCache is deprecated - what is the preferred API?

Sep 27, 2018 in Big Data Hadoop by digger
 • 26,740 points • 4,170 views
0 votes
1 answer

Permission denied at hdfs

Sep 27, 2018 in Big Data Hadoop by slayer
 • 29,370 points • 3,308 views
0 votes
1 answer

How to exit name node from safe mode?

Sep 26, 2018 in Big Data Hadoop by digger
 • 26,740 points • 2,824 views
0 votes
1 answer

How to write a file in hdfs with Java?

Sep 26, 2018 in Big Data Hadoop by slayer
 • 29,370 points • 5,330 views
0 votes
1 answer

Does map/reduce merge output files after reduce phase?

Sep 25, 2018 in Big Data Hadoop by slayer
 • 29,370 points • 1,535 views
0 votes
1 answer

How to configure Hosts file for Hadoop Eco-System?

Sep 25, 2018 in Big Data Hadoop by Neha
 • 6,300 points • 5,287 views
0 votes
1 answer

In Hadoop what does dfs replicate mean?

Sep 25, 2018 in Big Data Hadoop by Neha
 • 6,300 points • 5,098 views
0 votes
1 answer

How to pass large records to map/reduce tasks?

Sep 25, 2018 in Big Data Hadoop by Neha
 • 6,300 points • 2,362 views
0 votes
1 answer

Integration of Hadoop with Mongo DB concept

Sep 25, 2018 in Big Data Hadoop by Neha
 • 6,300 points • 2,503 views
0 votes
1 answer

What is Dumbo MapReduce in Hadoop?

Sep 23, 2018 in Big Data Hadoop by Neha
 • 6,300 points • 1,758 views
0 votes
1 answer

What is the standard way to create files in your hdfs file-system?

Sep 23, 2018 in Big Data Hadoop by Neha
 • 6,300 points • 3,497 views
0 votes
1 answer

Why Hadoop is not implemented using Message Passing Interface (MPI)?

Sep 21, 2018 in Big Data Hadoop by Neha
 • 6,300 points • 1,543 views
0 votes
1 answer

How to add user in supergroup of hdfs in linux?

Sep 21, 2018 in Big Data Hadoop by Neha
 • 6,300 points • 12,444 views
0 votes
1 answer

How to Query hdfs with Spark Sql

Sep 20, 2018 in Blockchain by digger
 • 26,740 points • 2,797 views
0 votes
1 answer

How to execute python script in hadoop file system (hdfs)?

Sep 19, 2018 in Big Data Hadoop by slayer
 • 29,370 points • 14,697 views
0 votes
1 answer

How to install Sqoop with Hadoop 2.2.0?

Sep 18, 2018 in Big Data Hadoop by Neha
 • 6,300 points • 1,704 views
0 votes
1 answer

Hadoop fs mkdir and testing existence FileSystem.exists

Sep 18, 2018 in Big Data Hadoop by Neha
 • 6,300 points • 4,306 views
0 votes
1 answer

What is Custom partitioner in Hadoop? How to write partition function ?

Sep 18, 2018 in Big Data Hadoop by Neha
 • 6,300 points • 2,340 views
0 votes
1 answer

Why am I getting error as hdfs dfs -mkdir, No such file or directory when I create a directory?

Sep 10, 2018 in Big Data Hadoop by Neha
 • 6,300 points • 18,044 views
0 votes
1 answer

Understanding Hadoop Master Node, Slave Node and Data Node.

Sep 6, 2018 in Big Data Hadoop by Neha
 • 6,300 points • 3,383 views
0 votes
1 answer

What is Network Topology in Hadoop?

Sep 6, 2018 in Big Data Hadoop by Neha
 • 6,300 points • 5,122 views
0 votes
1 answer

How to access Hadoop Data using REST service?

Sep 5, 2018 in Big Data Hadoop by Neha
 • 6,300 points • 5,374 views
0 votes
1 answer

How to write examples to test whether the installation is validated or not?

Sep 5, 2018 in Big Data Hadoop by Neha
 • 6,300 points • 1,460 views
0 votes
1 answer

Which is the Real Time Monitoring tool/API for Hadoop?

Sep 4, 2018 in Big Data Hadoop by Neha
 • 6,300 points • 1,972 views
0 votes
1 answer

What is the Data format and database choices in Hadoop and Spark?

Sep 4, 2018 in Big Data Hadoop by Neha
 • 6,300 points • 1,817 views
0 votes
1 answer

How to count lines in a file on hdfs command?

Aug 10, 2018 in Big Data Hadoop by Frankie
 • 9,830 points • 30,872 views
0 votes
1 answer

Example or Use Case of Big Data

Aug 8, 2018 in Big Data Hadoop by Frankie
 • 9,830 points • 1,695 views
0 votes
1 answer

HDFS for customer information file

Jul 31, 2018 in Big Data Hadoop by Meci Matt
 • 9,460 points • 1,316 views
0 votes
1 answer

How a client reads a file from HDFS?

Jul 31, 2018 in Big Data Hadoop by Shubham
 • 13,490 points • 3,335 views
0 votes
1 answer

Block Scanner HDFS

Jul 31, 2018 in Big Data Hadoop by Data_Nerd
 • 2,390 points • 3,272 views
0 votes
1 answer

Synchronizing sqoop imported data in HDFS

Jul 19, 2018 in Big Data Hadoop by shams
 • 3,670 points • 2,126 views
0 votes
2 answers

Hadoop fs -stat command

Jun 13, 2018 in Big Data Hadoop by shams
 • 3,670 points • 13,868 views
0 votes
1 answer

HDFS usage for small files

Jun 12, 2018 in Big Data Hadoop by Data_Nerd
 • 2,390 points • 1,303 views
0 votes
1 answer

NAS and HDFS Comparison

Jun 11, 2018 in Big Data Hadoop by shams
 • 3,670 points • 2,379 views
0 votes
1 answer

Replication and Calculations

Jun 11, 2018 in Big Data Hadoop by shams
 • 3,670 points • 1,425 views
+5 votes
2 answers

Hive to HDFS transfer

Jun 5, 2018 in Big Data Hadoop by shams
 • 3,670 points • 4,945 views
0 votes
1 answer

InputSplit vs HDFS Block

Jun 1, 2018 in Big Data Hadoop by shams
 • 3,670 points • 5,393 views
+1 vote
1 answer

How can I write a text file in HDFS not from an RDD, in Spark program?

May 29, 2018 in Apache Spark by code799
 • 9,798 views
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