Recent questions tagged hdfs

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How to create a Hive table from sequence file stored in HDFS?

Dec 17, 2018 in Big Data Hadoop by digger
 • 26,740 points • 5,980 views
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What are active and passive “NameNodes” in Hadoop?

Dec 14, 2018 in Big Data Hadoop by Neha
 • 6,300 points • 3,851 views
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Can not list/access files of local system from hadoop

Dec 13, 2018 in Big Data Hadoop by digger
 • 26,740 points • 1,566 views
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How to unzip a zipped file stored in Hadoop hdfs?

Dec 12, 2018 in Big Data Hadoop by digger
 • 26,740 points • 14,217 views
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Hadoop: java.lang.IllegalArgumentException: Wrong FS: expected: file:///

Dec 12, 2018 in Big Data Hadoop by digger
 • 26,740 points • 9,246 views
+1 vote
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Not able to start datanode in Hadoop

Dec 12, 2018 in Big Data Hadoop by slayer
 • 29,370 points • 2,305 views
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How do I install cloudera Hadoop without internet connection?

Dec 12, 2018 in Big Data Hadoop by Frankie
 • 9,830 points • 2,205 views
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What is the difference between Hadoop API and Streaming?

Dec 12, 2018 in Big Data Hadoop by Frankie
 • 9,830 points • 1,867 views
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How to copy files in hdfs with wildcards?

Dec 11, 2018 in Big Data Hadoop by digger
 • 26,740 points • 3,387 views
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I want to install snappy on Hadoop 1.2.1. How do I do that?

Dec 11, 2018 in Big Data Hadoop by Neha
 • 6,300 points • 1,862 views
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Which is helpful SVN or Git for Hadoop Development?

Dec 7, 2018 in Big Data Hadoop by Neha
 • 6,300 points • 1,868 views
+1 vote
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How to read hdfs file using python?

Dec 7, 2018 in Python by digger
 • 26,740 points • 6,280 views
+1 vote
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How to get status of hdfs directory using python?

Dec 7, 2018 in Big Data Hadoop by digger
 • 26,740 points • 3,425 views
+1 vote
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How to write file in hdfs using python?

Dec 6, 2018 in Big Data Hadoop by digger
 • 26,740 points • 9,106 views
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How to create new directory in hdfs using java code?

Dec 6, 2018 in Big Data Hadoop by slayer
 • 29,370 points • 4,699 views
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How to use jar file without putting it in hdfs?

Dec 6, 2018 in Big Data Hadoop by digger
 • 26,740 points • 1,578 views
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How to concatenate hdfs files and store in output file?

Dec 6, 2018 in Big Data Hadoop by digger
 • 26,740 points • 4,764 views
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Hadoop: Can not start namenode: Unable to load native-hadoop library for your platform

Dec 5, 2018 in Big Data Hadoop by digger
 • 26,740 points • 3,530 views
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Differentiate: hadoop fs -text vs hadoop fs -cat vs hadoop fs -get

Dec 5, 2018 in Big Data Hadoop by Neha
 • 6,300 points • 4,978 views
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Cant find slave on ResourceManager Web UI

Dec 5, 2018 in Big Data Hadoop by digger
 • 26,740 points • 2,512 views
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Why Hadoop is not implemented using MPI?

Dec 4, 2018 in Big Data Hadoop by Neha
 • 6,300 points • 1,469 views
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How to get absolute path of files in a directory in Hadoop?

Dec 4, 2018 in Big Data Hadoop by Neha
 • 6,300 points • 5,610 views
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2 answers

Hadoop error: Input path does not exist

Nov 30, 2018 in Big Data Hadoop by slayer
 • 29,370 points • 16,402 views
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Hadoop Job Tracker problem. I cannot connect to http://localhost:50030/

Nov 30, 2018 in Big Data Hadoop by digger
 • 26,740 points • 4,807 views
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How to find the number of blocks a hdfs file is divided into?

Nov 30, 2018 in Big Data Hadoop by digger
 • 26,740 points • 6,698 views
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How to delete a file from Hadoop hdfs using java?

Nov 28, 2018 in Big Data Hadoop by slayer
 • 29,370 points • 6,675 views
+1 vote
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Hadoop: "DEPRECATED: Use of this script to execute hdfs command is deprecated." error

Nov 26, 2018 in Big Data Hadoop by slayer
 • 29,370 points • 10,664 views
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How to find the running namenodes and secondary name nodes in hadoop?

Nov 26, 2018 in Big Data Hadoop by slayer
 • 29,370 points • 3,716 views
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Hadoop: namenode -format error "java.io.IOException"

Nov 26, 2018 in Big Data Hadoop by slayer
 • 29,370 points • 4,491 views
0 votes
1 answer

How to use mountable HDFS on Centos?

Nov 26, 2018 in Big Data Hadoop by slayer
 • 29,370 points • 2,986 views
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1 answer

What is the command to count number of lines in a file in hdfs?

Nov 22, 2018 in Big Data Hadoop by slayer
 • 29,370 points • 5,082 views
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Hadoop hdfs "permission denied" error when I try to make new directory

Nov 22, 2018 in Big Data Hadoop by slayer
 • 29,370 points • 17,514 views
+1 vote
1 answer

How to read HDFS and local files with the same code in Java?

Nov 22, 2018 in Big Data Hadoop by slayer
 • 29,370 points • 5,718 views
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Which is the easiest way for text analytics with hadoop?

Nov 22, 2018 in Big Data Hadoop by Neha
 • 6,300 points • 1,625 views
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What is the hdfs command to check free space available?

Nov 21, 2018 in Big Data Hadoop by digger
 • 26,740 points • 4,559 views
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Hadoop HDFS: Exception in createBlockOutputStream

Nov 21, 2018 in Big Data Hadoop by digger
 • 26,740 points • 5,854 views
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Hadoop: "Caused by: java.lang.ClassNotFoundException" error

Nov 19, 2018 in Big Data Hadoop by digger
 • 26,740 points • 8,014 views
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Hadoop hdfs: How to count number of lines?

Nov 19, 2018 in Big Data Hadoop by digger
 • 26,740 points • 1,892 views
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Hadoop HDFS: Java API to move files to hdfs

Nov 19, 2018 in Big Data Hadoop by digger
 • 26,740 points • 4,844 views
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Small files and HDFS blocks

Nov 16, 2018 in Big Data Hadoop by Neha
 • 6,300 points • 3,463 views
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Hadoop HDFS: How to delete old files from HDFS?

Nov 15, 2018 in Big Data Hadoop by digger
 • 26,740 points • 15,476 views
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1 answer

Hadoop: How to copy directory from local system to hdfs using Java code?

Nov 14, 2018 in Big Data Hadoop by slayer
 • 29,370 points • 6,705 views
0 votes
1 answer

What's the right way to concatenate files and appending the New Line character in Python? Text or binary mode?

Nov 13, 2018 in Python by Nymeria
 • 3,560 points • 2,556 views
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Hadoop: What is the difference between `hadoop dfs` and `hadoop fs`?

Nov 6, 2018 in Big Data Hadoop by slayer
 • 29,370 points • 2,503 views
0 votes
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What is Streaming data and Hadoop?

Nov 2, 2018 in Big Data Hadoop by Neha
 • 6,300 points • 2,515 views
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What does AM in “AM Container” mean in Hadoop

Nov 2, 2018 in Big Data Hadoop by Neha
 • 6,300 points • 3,415 views
+2 votes
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Hadoop Jersey 1.x injection which is now not supported by Weblogic 12C

Oct 31, 2018 in Big Data Hadoop by Aparna
 • 140 points • 2,022 views
+1 vote
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What is difference between Hadoop Namenode HA and HDFS federation?

Oct 31, 2018 in Big Data Hadoop by Neha
 • 6,300 points • 4,281 views
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How to delete hdfs folder from java app?

Oct 30, 2018 in Big Data Hadoop by slayer
 • 29,370 points • 2,889 views
0 votes
1 answer

Opening a HDFS file in browser

Oct 29, 2018 in Big Data Hadoop by Neha
 • 6,300 points • 11,461 views
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