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/download/lzo-2.04.tar.gz Tar-zxvf lzo-2.04.tar.gz ./Configure -- Enable-Shar Ed Make Make install Library files are installed in the/usr/local/lib directory by default. Any of the following operations is required: A. Copy the lzo library in the/usr/local/lib directory to/usr/lib [/usr/lib64] According to the system's decision. B. Create the lzo. conf file under the/etc/ld. so. conf. d/directory, write the path of the file into the database, and run/sbin/ldconfig-v to make the configu
benchmarks-such as the ones described next-you can "burn in" The cluster before it goes live. Hadoop benchmarks Hadoop comes with several benchmarks that you can run very easily with minimal setup cost. benchmarks are packaged in the test JAR file, and you can get a list of them, with descriptions, by invoking the JA
the version is too old use the following command to ensure that three machines have SSH service)[Email protected]:~# sudo apt-get install SSHGenerate Master's public key:[Email protected]:~# cd ~/.ssh[Email protected]:~# ssh-keygen-t RSA # always press ENTER to save the generated key as. Ssh/id_rsaThe master node needs to be able to have no password SSH native, this step is performed on the master node:[Email protected]:~# cat ~/.ssh/id_rsa.pub >> ~/.ssh/authorized_keys(Can be verified with SSH
loginInstall online on UbuntuExecute commandsudo apt-get install SSH**********************************************Configure the implementation of SSH ideas:Use Ssh-keygen to generate public key,private key on each machineAll the public keys on the machine are copied to a computer such as MasterGenerate an authorization key file on Master Authorized_keysFinally, the Authorized_keys is copied to all the machines in the cluster, can guarantee no passwor
hadoop Cluster Environment in production, because there may be many servers, the machine name is mapped by configuring DNS, compared to the/etc/host configuration method, you can avoid configuring the host file for each node, and do not need to modify the host name-IP ing file of/etc/host for each node when adding a node. The configuration steps and time are reduced for ease of management. 1. JDK Installat
:/HOME/GRID/HADOOP-2.7.2/ETC/HADOOP/SCP Hdfs-site.xml slave2:/home/grid/hadoop-2.7.2/etc/ hadoop/3. Copy the Java directory, Hadoop directory, environment variable files from master to
Introduction Recently, with the need for scientific research, Hadoop clusters have been built from scratch, including separate zookeeper and HBase. For Linux, Hadoop and other related basic knowledge is relatively small, so this series of sharing applies to a variety of small white, want to experience the Hadoop cluster
| IPV6 | TYPE 10.71. 16.37 (eth0) | FD16:E204:21D5:5295:2160 |+--------+---------+--------------------+----- ------------------------------------------+------------+-----------+You can now see that only the master node is running. Let's go into the container of Ubuntu.$ LXC EXEC master--/bin/bashIf you enter successfully, congratulations! The first step is open. Hadoop
This article to operate the virtual machine is on the basis of pseudo-distributed configuration, the specific configuration of this article will not repeat, please refer to my blog: http://www.cnblogs.com/VeryGoodVeryGood/p/8507795.htmlThis article mainly refer to the Bowen--hadoop cluster installation configuration tutorial _hadoop2.6.0_ubuntu/centos, and "Hadoop
lzo-2.04-1. el5.rf dependencies: wget http://packages.sw.be/lzo/lzo-devel-2.04-1.el5.rf.i386.rpm wget http://packages.sw.be/lzo/lzo-2.04-1.el5.rf.i386.rpm rpm -ivh lzo-2.04-1.el5.rf.i386.rpm rpm -ivh lzo-devel-2.04-1.el5.rf.i386.rpm Recompile ant compile-native tar! After compilation, you also need to copy the encoding/decoder and native Library to the $ hadoop_home/lib directory. For details about the copy operation, refer to the official Google documentation: cp build/
192.168.1.210 hadoop1192.168.1.211 HADOOP2 3.3 Configuring Conf/masters and Conf/slavesConf/masters: 1 192.168.1.210 Conf/slaves: 12 192.168.1.211192.168.1.211 3.4 Configuring conf/hadoop-env.shJoin 1 Export JAVA_HOME=/HOME/ELVIS/SOFT/JDK1.7.0_17 3.5 Configuring Conf/core-site.xmlJoin
I. Create Hadoop user portfolio under Ubuntu Hadoop user1. Create a Hadoop user group addgroup HADOOP2, create a Hadoop user adduser-ingroup Hadoop hadoop3, Add permissions NBSP;VIM/ETC/SUDOERS4 to Hadoop users, switch to
Performance analysis http://www.linuxidc.com/Linux/2012-02/53821.htm of Hadoop File System in model and architecture Hadoop cluster beginner's note http://www.linuxidc.com/Linux/2012-02/53524.htm2. Create a hadoop user on each machine in the cluster. A) sudo adduser -- ingr
there are additional machines in the cluster. Finally, the last generated Authorized_keys is copied to the. SSH directory of each computer in the cluster, overwriting the previous authorized_keys.10. After completing the Nineth step, you can login to the other computer with password-free SSH on any computer in the cluster.2.6 Time SynchronizationIn the networked
Hadoop cluster installation-CDH5 (three server clusters) Hadoop cluster installation-CDH5 (three server clusters) CDH5 package download: http://archive.cloudera.com/cdh5/ Host planning: IP Host Deployment module Process 192.168.107.82 Hadoop-NN-
: start-all.sh Execute Command JPS If the display has: namenode,secondarynamenode,tasktracker,datanode,jobtracker, etc. five processes indicate that the launch was successful! The eighth step, the configuration of the clusterThe installation of all other stand-alone machines is the same as above, only the additional cluster configuration is added below!It is best to configure a single machine first, others can be copied directly thro
to the Environment/etc/profile: Export hadoop_home =/ home/hexianghui/hadoop-0.20.2 Export Path = $ hadoop_home/bin: $ path 7. Configure hadoop The main configuration of hadoop is under the hadoop-0.20.2/CONF. (1) configure the Java environment in CONF/
installer will provide you with a separate dialog box for each disk, and it cannot read a valid partition table. Click the Ignore All button, or the Reinitialize All button, to apply the same answer to all devices.2.8 Setting host name and networkThe installer prompts you to provide and the domain name for this computer's hostname format, setting the hostname and domain name. Many networks have DHCP (Dynamic Host Configuration Protocol) services that automatically provide a connection to the do
finally write ID to the file echo 1 >/weekend/zookeeper-3.4.5/ Tmp/myid 1.3 Copy the configured zookeeper to the other nodes (first create a weekend directory under the weekend06, weekend07 root directory: mkdir/weekend) scp-r/weekend/zookeeper-3.4.5/ Weekend06:/weekend/scp-r/weekend/zookeeper-3.4.5/weekend07:/weekend/ Note: Modify WEEKEND06, weekend07 corresponding/weekend/zookeeper-3.4.5/tmp/myid content Weekend06:echo 2 >/weekend/zookeeper-3.4.5/tmp/ myID Weekend07:echo 3 >/weekend/zookeeper
Zhang, HaohaoSummary:Hard drives play a vital role in the server because the data is stored in the hard disk, and as the manufacturing technology improves, the type of the hard disk is changing gradually. The management of the hard disk is the responsibility of the IaaS department, but it also needs to know the relevant technology as a business operation.Some companies use LVM to manage the hard drive, this is easy to expand the capacity, but also some companies directly with bare disk to save d
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