cloudera download

http://www.aboutyun.com/thread-9189-1-1.html here to the hehe. 1. Related catalogue/var/log/cloudera-scm-installer: Install log directory./var/log/*: Related log files (related services and cm)./usr/share/cmf/: Program installation directory./usr/lib64/cmf/: Agent program code./var/lib/cloudera-scm-server-db/data: Embedded Database directory./usr/bin/postgres: Embedded Database program./etc/

During the installation process, due to network terminal, the following problems are caused:Issue 1: Installation stops getting the installation lock/tmp/scm_prepare_node.tylmpfrtUsing Ssh_client to get the SCM hostname:172.16.77.20 33950 22Opening logging File descriptorstarting installation Script ... getting installation lock ... BEGIN Flock 4This is about half an hour, so turn off SELinux! DisabledIssue 2: Cannot select hostFailed to install, cannot select host againFigure 1solution, you nee

[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 installed automatically. Check whether postgresql

Label: cloudera For partition consideration, do not use LVMRoot --> 40 GB VaR --> 100 GB Swap -- 2x system memory Ram --> 8 GBMaster node:Raid 10, dual Ethernet cards, dual power supplies, etc.Slave node:1. Raid is not necessary 2. HDFS partition, not using LVM/Etc/fstab -- ext3 defaults, noatimeMount to/data/n/dfs/dn, for n = 0, 1, 2... (one partition per disk) Cloudera CDH Repository: Http://archive.clo

CDH cm interface has an unreachable situation, view cloudera-scm-server status # Service Cloudera-scm-server Status Cloudera-scm-server dead but PID file exists Hint Cloudera-scm-server dead# Service Cloudera-scm-server Stop# Service

Uninstall cloudera-Manager sudo /usr/share/cmf/uninstall-cloudera-manager.sh Always select Yes After the uninstallation is complete, it will ask you if you want to clean up the data in the database, select Yes 2. Delete the installation directory of cloudera according to the official introduction. sudo rm -rf /usr/share/cmf /var/lib/

Arrogant data room environmental monitoring System after the concept was proposed, which company received the most attention? Not the traditional IT industry giants, nor the fast-rising internet companies, but Cloudera. Those who believe that the real big data in the enterprise should know this company. For just 7 years, Cloudera has become the most important member of the Hadoop ecosystem, both in commerci

file location is:/opt/cloudera/parcels/cdh-5.7.0-1.cdh5.7.0.p0.45/etc/default/solrTo modify the Zookeeper connection address:Solr_zk_ensemble=2181, 2181, 2181/SOLRTo modify the connection address for HDFs:Solr_hdfs_home=hdfs://GBD101.LOCALDOMAIN:8020/SOLRTo set the HDFS configuration file directory:Solr_hdfs_config=/etc/hadoop/conf3. Create SOLR Runtime configurationTo generate a configuration file on any one of the nodes:#solrctl instancedir--genera

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[

.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/

Original address: http://blog.csdn.net/a921122/article/details/51939692 File Download CDH (Cloudera's distribution, including Apache Hadoop), is one of the many branches of Hadoop, built from Cloudera maintenance, based on the stable version of Apache Hadoop, and integrates many patches, Can be used directly in production environments.Cloudera Manager simplifies the installation and configuration managem

Impala is a new query system developed by cloudera. It provides SQL semantics and can query Pb-level big data stored in hadoop HDFS and hbase. Although the existing hive system also provides SQL semantics, the underlying hive execution uses the mapreduce engine and is still a batch processing process, which is difficult to satisfy the query interaction. In contrast, Impala's biggest feature is its speed. Impala provides a real-time SQL query interface

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 single instance (which can be considered a proces

Clouderacloudera Company mainly provides Apache Hadoop Development Engineer Certification (Cloudera certifieddeveloper for Apache Hadoop, CCDH) and ApacheFor more information about the Hadoop Management Engineer certification (Cloudera certifiedadministrator for Apache Hadoop, Ccah), please refer to the Cloudera company's official website. The Hortonworkshortonwo

[Author]: KwuConfiguring hive compression based on Cloudera MANAGER5 configures the compression of hive, which is actually the compression of the configuration MapReduce, including the running results and the compression of intermediate results.1. Configuration based on hive command lineSet Hive.enforce.bucketing=true;set Hive.exec.compress.output=true;set Mapred.output.compress=true;set Mapred.output.compression.codec=org.apache.hadoop.io.compress.gz

Turn from http://molisa.iteye.com/blog/1953390 I am mainly adjusting the time zone problem of hue according to this instructionsThere was a problem when using Cloudera hue:1. When using the Sqoop import function, the "Save Run" job does not commit properly due to configuration errors, and there is no prompt on the interface: Sqoop shell with Hue-"Start job--jid * Submit some error prompts And then go to/var/log/sqoop/and check the log.

Reprint: http://blog.csdn.net/xiao_jun_0820/article/details/40539291This article is based on Cloudera Manager5.0.0, and all services are based on CDH5.0.0 parcel installation.CM installation SOLR is very convenient to add services on the cluster, Solrcloud needs zookeeper cluster support, so add the SOLR service before adding the zookeeper service. Do not repeat here.This article starts with the addition of the SOLR service, I have 4 hosts, so I added

Hive Permissions configuration under Cloudera ManagerTags: Big data Hive permissions 2016-09-05 11:11 138 people read reviews (0) Favorite Report Category: Lot size: Hive/spark/hbas (58) Directory (?) [+] Company operations, BI, and different departments of finance different personnel need hive data query service, so need to assign different permissions to the relevant people Permissions are configured to cover two main items: -Authentication (authent

Tags: ODI HadoopThis article describes how to combine ODI with Hadoop. Before doing so, make sure you have the ODI software installed and build a Hadoop environment, or you can refer to my other blog posts to build the environment.1. Create a Directory[[emailprotected] ~]# hdfs dfs -mkdir -p /user/oracle/odi_home[[emailprotected] ~]# hdfs dfs -chown oracle:oinstall /user/oracle/odi_home[[emailprotected] ~]# hdfs dfs -ls /user/oracle/drwxr-xr-x - oracle oinstall 0 2018-03-06 13:59 /use

running a specific big data request? What map-reduce jobs are they running? Are they trying to download all sensitive data? Or is this a normal marketing query for customer insight?• Is it possible that a large number of file permission exceptions are caused by hackers trying to access sensitive data through an algorithm?• Are these jobs part of the list of programs that grant access to the data? Or have you already developed some new applications th