cloudera hadoop components

Hadoop Foundation----Hadoop Combat (vi)-----HADOOP management Tools---Cloudera Manager---CDH introduction We have already learned about CDH in the last article, we will install CDH5.8 for the following study. CDH5.8 is now a relatively new version of Hadoop with more than h

1. Cloudera IntroductionHadoop is an open source project that Cloudera Hadoop, simplifies the installation process, and provides some encapsulation of Hadoop.Depending on the needs of the Hadoop cluster to install a lot of components, one installation is more difficult to co

reducing the risk. ? Ensures continuous and reliable operation of hadoop in the production environment ? Apply the service level protocol to hadoop ? Add control over the deployment and management of hadoop Clusters 　　Meet all user needs The hadoop solution jointly launched by Dell and

CDH components. You can compile MR in hue to view and modify HDFS files, manage hive metadata, run sqoop, and write oozie workflow.For details, see:Cloudera hueInstallation andOozieInstallation What isOozie?OozieIntroduction Cloudera hueExperience Sharing, Problems and Solutions Certificate ---------------------------------------------------------------------------------------------------------------------

(about 5 speak)· Sqoop principle· Sqoop use of the detailed• Use Sqoop to achieve hdfs/hive data interaction with relational databases• Use Sqoop to implement HBase's data interaction with relational databasesFourth chapter (about 8 Speak)· HBase principle· HBase System Architecture· HBase storage mechanism· HBase Basic Usage· HBase table design ideas and solutions• Common Application Scenarios• Interacting with Hive· Java Access, web developmentThe fifth chapter of the project combat (about 8

Use Cloudera Manager to install Hadoop Hadoop is composed of many different services (such as HDFS, Hive, HBase, Spark, and so on). These services also have some dependencies. If you directly download the original Apache package, it is troublesome to download multiple times and configure multiple times. As a result, some companies have customized

Cloudera cdh4 has three installation methods: 1. Automatic Installation through cloudera Manager (only 64-bit Linux operating systems are supported ); 2. Use the yum command to manually install the package; 3. Manually install the tarball package; I personally recommend that you try either method 1 or 2. You should first have a clear understanding of the hadoop a

insideLet's modify the hostTwo comments out of the front.6. Configure the Yum source6.1 Copying filesDelete the repo file that comes with the system in the/ETC/YUM.REPOS.D directory firstWill: Create a new file: Cloudera-manager.repoTouch Cloudera-manager.repoThe contents of the file are:BaseURL back is the folder inside your var/www/html.baseurl=http://Correct the second time you do itThird Amendment[

"/>, down to master. hadoop/opt/ wgethttp://archive-primary.cloudera.com/cm5/cm/5/cloudera-manager-el6-cm5.1.1_x86_64.tar.gz [[emailprotected]opt]$sudotar-xzvfcloudera-manager-el6-cm5.1.0_x86_64.tar.gz Check after installation [[emailprotected]opt]$lsclouderacloudera-manager-el6-cm5.1.1_x86_64.tar.gzcm-5.1.1 Delete the cloudera-SCM created between us # Confirm t

[Hadoop] 5. cloudera manager (3) and hadoopcloudera installed on HadoopInstall Http://blog.sina.com.cn/s/blog_75262f0b0101aeuo.html Before that, install all the files in the cm package This is because CM depends on postgresql and requires postgresql to be installed on the local machine. If it is installed online, it is automatically installed in Yum mode. Because it is offline, postgresql cannot be inst

.el6.noarch.rpm/download/# Createrepo.When installing Createrepo here is unsuccessful, we put the front in Yum.repo. Delete something to restoreUseyum-y Installcreaterepo Installation TestFailedAnd then we're on the DVD. It says three copies of the installed files to the virtual machine.Install deltarpm-3.5-0.5.20090913git.el6.x86_64.rpm FirstError:Download the appropriate rpmhttp://pkgs.org/centos-7/centos-x86_64/zlib-1.2.7-13.el7.i686.rpm/download/Http://pkgs.org/centos-7/centos-x86_64/glibc-2

/share/CMF/Schema/scm_prepare_database.sh mysql-uroot-ppassword cm5 cm5 cm5 Service cloudera-SCM-Server start Service cloudera-SCM-Agent start Http: // 192.168.1.19: 7180 Username/password: admin/admin 5.On all cluster nodes Cat [Cm513]Name = cm513Baseurl = http: // 192.168.1.19/cm513Enable = 1Gpgcheck = 0EOFCat [Cdh513]Name = cdh513Baseurl = http: // 192.168.1.19/cdh513Enable = 1Gpgchec

Cloudera Certified Administrator forapache Hadoop (CCA-500)Number of Questions:QuestionsTime Limit:minutesPassing Score:70%Language:中文版, JapaneseExam Sections and Blueprint1. HDFS (17%) Describe the function of HDFS daemons Describe the normal operation of a Apache Hadoop cluster, both in data storage and in data processing Identify current features of co

Services:haddoop components that can be deployed on cluster, such as Hdfs,yarn,hbase.Roles: When the service is configured, it is created by Cloudera Manager. For example, Namenode is a role of the HDFs service.Role group: The management of role can divide the same category of roles (such as datanode) into different role groups. Each role group can have its own series of configurations.Role Instance: A sing

'>/etc/profileEcho 'export Path = $ java_home/bin: $ path'>/etc/profileSource/etc/profile VI/etc/cloudera-SCM-agent/config. iniServer_host = cm5.localServer_port = 7182 Service cloudera-SCM-Agent start Yum-y install Avro-tools crunch flume-ng hadoop-HDFS-fuse hadoop-hdfs-nfs3 had