1. Download Hadoop source codeSource code of each Hadoop Member: Just pull it out. Note that only the contents in the trunk directory on SVN are checked-out, for example:Http://svn.apache.org/repos/asf/hadoop/common/trunk,Instead of http://svn.apache.org/repos/asf/hadoop/common,The reason is that the http://svn.apache.
) View HDFs system[[emailprotected] ~] $ hadoop fs -ls /View the Hadoop HDFs file management system through Hadoop fs-ls/commands, as shown in the Linux file system directory. The results shown above indicate that the Hadoop standalone installation was successful. So far, we have not made any changes to the
Hadoop has always been the technology I want to learn, just as the recent project team to do e-mall, I began to study Hadoop, although the final identification of Hadoop is not suitable for our project, but I will continue to study, more and more do not press.The basic Hadoop tutor
To do well, you must first sharpen your tools.
This article has built a hadoop standalone version and a pseudo-distributed development environment starting from scratch. It is illustrated in the following figures and involves:
1. Develop basic software required by hadoop;
2. Install each software;
3. Configure the hadoop standalone mode and run the wordco
Reprinted from http://blessht.iteye.com/blog/2095675Hadoop has always been the technology I want to learn, just as the recent project team to do e-mall, I began to study Hadoop, although the final identification of Hadoop is not suitable for our project, but I will continue to study, more and more do not press.The basic Hadoop
-02-06 17:41/user/test_hiveCan see the creation of a folder belonging to HTTPFS. ABC Open File upload a text file from the background test.txt to the/USER/ABC directory, the content isHello world!Access with HTTPFS[[email protected] hadoop-httpfs]# curl-i-x GET "http://xmseapp03:14000/webhdfs/v1/user/abc/test.txt?op=open User.name=httpfs "http/1.1 okserver:apache-coyote/1.1set-cookie:hadoop.auth=" u=httpfsp=httpfst= Simplee=1423574166943s=jtxqijusblvb
Basic Hadoop tutorial
This document uses the Basic Environment configuration of the K-Master server as an example to demonstrate user configuration, sudo permission configuration, network configuration, firewall shutdown, and JDK installation. Follow these steps to complete KVMSlave1 ~ The Basic Environment configuration of the KVMSlave3 server.Development Environment
Hardware environment: Four CentOS 6.5
Excerpt from: http://www.powerxing.com/install-hadoop-cluster/This tutorial describes how to configure a Hadoop cluster, and the default reader has mastered the single-machine pseudo-distributed configuration of Hadoop, otherwise check out the Hadoop installation
are going to install our Hadoop lab environment on a single computer (virtual machine). If you have not yet installed the virtual machine, please check out the VMware Workstations Pro 12 installation tutorial. If you have not installed the Linux operating system in the virtual machine, please install the Ubuntu or CentOS tutorial under VMware.
The installed mode
Follow the Hadoop installation tutorial _ standalone/pseudo-distributed configuration _hadoop2.6.0/ubuntu14.04 (http://www.powerxing.com/install-hadoop/) to complete the installation of Hadoop, My system is hadoop2.8.0/ubuntu16.
Install Hadoop 2.2.0 on Ubuntu Linux 13.04 (Single-node Cluster)This tutorial explains what to install Hadoop 2.2.0/2.3.0/2.4.0/2.4.1 on Ubuntu 13.04/13.10/14.04 (Single-node Cluster) . This is setup does not require a additional user for Hadoop. All files related to Hadoop
Alex's Hadoop cainiao Tutorial: 7th Sqoop2 export tutorial, hadoopsqoop2
Take over the previous lesson. Now let's talk about the export tutorial.Check connection
First, check whether there are available connection connections. If not, create a connection based on the method of the previous lesson.
sqoop:000> show connector --all1 connector(s) to show: Connector
Compared with many tutorials, Hive has introduced concepts first. I like to install them first, and then use examples to introduce concepts. Install Hive first. Check whether the corresponding yum source has been installed. If the yum source blog. csdn. netnsrainbowarticledetails42429339hive is not installed according to the yum source file written in this tutorial
Compared with many tutorials, Hive has introduced concepts first. I like to install the
Take over the previous lesson. Now let's talk about exporting the tutorial and check the connection to see if there is any available connection. If not, create a sqoop: 000showconnector -- all1connector (s) toshow according to the method in the previous lesson: connectorwithid1: Name: generic-jdbc-connectorClass: org. apache. sqoop. c
Take over the previous lesson. Now let's talk about exporting the tutorial
-distributed mode on a single node, where each Hadoop daemon runs as a standalone Java process.ConfigurationUse the following:Etc/hadoop/core-site.xml:123456Etc/hadoop/hdfs-site.xml:Interested can continue to see the next chapter
Many people know that I have big data training materials, all naïve thought I have a full set of big data development,
Cloudera, compilation: importnew-Royce Wong
Hadoop starts from here! Join me in learning the basic knowledge of using hadoop. The following describes how to use hadoop to analyze data with hadoop tutorial!
This topic describes the most important things that users face when u
configuration file are:
Run the ": WQ" command to save and exit.
Through the above configuration, we have completed the simplest pseudo-distributed configuration.
Next, format the hadoop namenode:
Enter "Y" to complete the formatting process:
Start hadoop as follows:
Use the JPS command that comes with Java to query all daemon processes:
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