Tagged Questions

Apache Hadoop is a software framework that supports data-intensive distributed applications under a free license. It enables applications to work with thousands of computational independent computers and petabytes of data. Hadoop was derived from Google's MapReduce and Google File System (GFS) ...

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1answer
24 views

how to allow VMs and host ping each other?

I'm trying to set up a few VMs of ubuntu on my windows 7 machine. I need the machines to be able to ping each other and I would like to assign them a FQDN. The purpose of this project is to set up a ...
1
vote
0answers
32 views

Hive installation error

I am trying to install #hive on ubuntu 10.04. I have successfully installed hadoop-1.0.4 (single node cluster). After setting path environment variable when i am trying to launch hive getting error ...
2
votes
3answers
39 views

Cant SSH localhost

I can't SSH localhost. I have installed OpenSSH server as well on my Ubuntu 12.04 LTS (32 bit). connected to net (ip : 192.168.1.2) installed hadoop, running hadoop for local machine. Here's what I ...
1
vote
0answers
11 views

Apache Cassandra install causes dependency failure [duplicate]

I am trying to install Cassandra on ubuntu machine, I have set entries in /etc/apt/sources.list file deb http://www.apache.org/dist/cassandra/debian 10x main deb-src ...
0
votes
1answer
63 views

running hadoop on ec2 and HADOOP_HOME variable?

I am following Hadoop in Action to get started with hadoop with ec2. I'm running on ubuntu and have downloaded and installed the latest version of Hadoop. I am hitting a road block at this command: ...
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0answers
28 views

MapR M3 available? I'm looking for it was it part of 13.04 or just media/ubuntu vaporware?

MapR M3 was supposed to be available as of 3/25 and integrated into Ubuntu I have asked questions here: http://ubuntuforums.org/showthread.php?t=2139615 and have asked questions here: ...
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0answers
30 views

getting the latest hadoop image from ec2

When I run: ec2-describe-images -x all | grep hadoop-images AWS returns a cool list of hadoop images that I can use. I am running Hadoop 1.0.4 (the latest stable release). How do I know which ...
0
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0answers
12 views

where are the ec2 / aws variables in hadoop?

I am reading a book that has a tutorial on how to setup hadoop on linux, and it says: You must configure the single initialization script at src/contrib/ec2/bin/hadoopec2-env.sh. Inside that ...
0
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2answers
82 views

should i install the .deb or .tar.gz? [duplicate]

Please pardon the elementary question. I'm going through this tutorial. I would like to install hadoop on vm ubuntu 64 bit. I would like to know whether I should be downloading the .deb file or ...
1
vote
1answer
50 views

Where is hadoop-ec2-env.sh in the Hadoop packages?

I'm unable to locate the file hadoop-ec2-env.sh. I've downloaded and intalled hadoop_1.0.4-1_x86_64.deb from http://mirror.olnevhost.net/pub/apache/hadoop/common/stable/ This is the most recent ...
0
votes
1answer
89 views

Does Hadoop only run on (Ubuntu) Linux server OS or I can run it on desktop?

Does Hadoop only run on (Ubuntu) Linux server OS or I can run it on desktop? Sorry for this silly question but I am a little confused about it. As I am trying to run Hadoop on my system and I don't ...
2
votes
1answer
473 views

Can I disable updatedb.mlocate?

On ubuntu server here and I'm trying to unpack 300M image files from a compressed file format using Java. My unpack rate is 0.5Mbytes/sec, abysmal (34 days to unpack 1.5TB at this rate). I'm trying ...
2
votes
0answers
113 views

Error while starting hadoop

When I try to run hadoop as bin/start-all.sh, I get this error.: mkdir: cannot create directory /home/prasanna/Desktop/hadoop/libexec/../logs: Permission denied chown: cannot access ...
2
votes
1answer
111 views

Problem with juju hadoop deploy

I've run into a problem deploying the juju hadoop charm. juju bootstrap works fine, but when I use juju deploy hadoop hadoop-master, I get an install error. juju status gives me: machines: 0: ...
0
votes
1answer
260 views

multiple hadoop-env.sh with .deb hadoop package

this QuickStart guide mentions configuring JAVA_HOME in hadoop-env.sh. This is supposed to be located in the hadoop installation directory. However, I installed this from a 1.0.4 .deb package on ...
1
vote
0answers
45 views

What “Uniform SSH access to cluster hosts” means?

To setup a hadoop cluster following the path A (automated way) in the cloudera manager installation guide, it is required a 'Uniform SSH access to cluster hosts on the same port from Cloudera ...
1
vote
0answers
89 views

Running hadoop command gives a “permission denied” error

I am trying to run bin/hadoop namenode -format in Ubuntu 12.10 as a root user. But a "Permission Denied" error occurred. Any suggestions? Thanks in advance!
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0answers
329 views

how to setup hive on a single node?

I successfully setup hadoop on ubuntu 10.04 on a single node by going through the steps mentioned in Michael Noll's tutorial ( Running Hadoop On Ubuntu Linux (Single-Node Cluster) ). Now, I'm trying ...
1
vote
1answer
124 views

If I intend to use Hadoop is there a difference in 12.04 LTS 64 Desktop and Server?

Sorry for such a Newbie Question, but I'm looking at installing M3 edition of MapR the requirements are at this link: http://www.mapr.com/doc/display/MapR/Requirements+for+Installation And my ...
2
votes
0answers
158 views

are there any good tutorials about installing cloudera manager on ubuntu 12.04

I followed the cloudera manager installation guide to setup cloudera manager on a cluster of vmware virtual machines running ubuntu desktop 12.04, but I found it a little complicated since I'am new to ...
2
votes
1answer
106 views

Where can I find the supported way to deploy hadoop on precise?

I want to set up a small (6 node) hadoop/hive/pig cluster. I see the work in the juju space on charms; however, the current status of deploying a single charm per node will not work for me. I see ...
0
votes
0answers
72 views

Getting error in pseudo distributed mode Hadoop installation

Following http://hadoop.apache.org/common/docs/r1.0.3/single_node_setup.html I am setting up pseudo distributed mode.. I am getting the following error: nikhil@Krishna:/usr/package/hadoop-1.0.3$ ...
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votes
2answers
1k views

how to increase open file limits (nofile and epoll) in 10.04?

I'm running into a fairly common problem in configuring a hadoop cluster (actually, its using Cloudera's pseudo distributed cluster on a single machine), where the number of files that hadoop is ...
1
vote
0answers
274 views

error:Unable to determine Hadoop version information

I try to install hive and hadoop on my ubuntu.but if i type this command : hive --service hiveserver errors return like this: /home/babak/Downloads/hadoop/bin/hadoop: Zeile 258: ...
6
votes
5answers
9k views

How to install Hadoop?

I am trying to install Hadoop in Ubuntu 12.04 version. Following the instructions from http://michael-noll.com/tutorials/running-hadoop-on-ubuntu-linux-single-node-cluster/, I installed ...
0
votes
1answer
856 views

Hbase 0.90.2 doesn't start

Yo! It seems that something was changed in 11.04 because HBase couldn't start on 11.04 from the default distribution, but works on 10.10. here's the logs: 2011-05-17 18:30:24,369 INFO ...
3
votes
2answers
4k views

“Permission denied” errors whe starting a single node cluster in Hadoop

I'm working in Ubuntu 10.10 and am trying to start a single node cluster in Hadoop. hadoop@abraham-Dimension-3000:/usr/local/hadoop$ bin/start-all.sh mkdir: cannot create directory ...
0
votes
0answers
115 views

Hadoop multi node installation failure [closed]

when I installating the hadoop in 2 pc, in master node,datanode ll run but in slAVE NODE DATANODE DOESNOT WORK.. IN WEB INTERFACE BROWSER IT SHOWS THE lIVE NODES IS 1 INSTEAD OF 2.. what is the ...
0
votes
0answers
221 views

Hbase table creation [closed]

when i am working in hbase, I didnt create the table and I just use the command list to see whether there is any table in hbase hbase(main):001:0> list but I get the following errors 11/04/28 ...
0
votes
1answer
592 views

Hbase installation failure

I am trying to start hbase with the following command: hadoop@user-HP-dx2480-MT-NA125PA:/usr/local/hadoop/hbase$ bin/start-hbase.sh and the startup fails with the following errror: error ...
0
votes
1answer
1k views

Single node cluster installation permission errors

command is bin/start-all.sh hadoop@user-HP-dx2480-MT-NA125PA:/usr/local/hadoop/hadoop$ bin/start-all.sh error are mv: cannot move ...
1
vote
2answers
2k views

Error when formatting the Hadoop filesystem

I'm using the following sites to install and configure Hadoop in Ubuntu 10.10 http://arifn.web.id/blog/2010/07/29/running-hadoop-single-cluster.html However, when I try to format the Hadoop ...
0
votes
1answer
493 views

Cannot save tar.gz file to usr/local

I'm using the following instruction to install and configure Hadoop on Ubuntu 10.10. http://www.michael-noll.com/tutorials/running-hadoop-on-ubuntu-linux-single-node-cluster/#installation I tried to ...
2
votes
1answer
2k views

Can't ssh into a hadoop node

All right folks, I have another very basic question. Please bear with me. I'm following the instructions at the following website to download and configure Hadoop on my computer. ...