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I. Related software preparation and planning
1, related software and download address:
Cloudera manager:http://archive-primary.cloudera.com/cm5/cm/5/CDH installation package Address: http://archive.cloudera.com/cdh5/parcels/latest/Java Official Download (login required): http://www.oracle.com/technetwork/java/archive-139210.htmlJava versions archive Download (no login required): https://www.reucon.com/cdn/java/MySQL JDBC driver jar pack: http://dev.
Cloudera Manager 5.3.2 and CDH5.3.2 environment Configuration
System Environment
9 DELL R720xd servers (192.168.3.245-253) and 1 r0000master node (192.168.3.243)NIC: 1000 MEach of the nine DELL R720xd servers has 12x4 TB disks.Network Environment IntranetCentOS6.6 x64 (Final)
1. Prepare for uninstallation system comes with OPEN-JDK (all nodes)The installed Centos system sometimes automatically installs Open
Original articles, reproduced please specify: Reproduced from http://www.cnblogs.com/tovin/p/4689422.htmlThis article describes the installation steps for CM5.4 in CentOS 6I. Building a yum Warehouse1, build a Web server, the specific steps omitted2, download cm, CDH parcels bagDownload cm RPM Package: wget-r-L-NP http://archive.cloudera.com/cm5/redhat/6/x86_64/cm/5.4/Download CDH Parcels Package: Wget-r-L-NP http://archive.cloudera.com/cdh5/parcels/5.4/(note: Download the corresponding version
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
Offline installation of Cloudera Manager Express--------------------------------# # #一, Installation Prerequisites # # #1. IP Address arrangement:#cat/etc/hosts222.31.101.11cdh5-nn1222.31.101.13cdh5-dn1222.31.101.14cdh5-dn2222.31.101.16Cdh5-dn3# # #二, installation steps # # #1. Turn off the firewall and set the boot to no bootService Iptables StopChkconfig iptables off2. Set SELinux to Disabled#cat/etc/sysc
Objectives:
I used cloudera Manager server to install and manage hadoop clusters. I heard that general enterprises use cloudera to install and manage hadoop. I also want to try it. I checked the data for a day and found that cloudera is very mature, in addition, the installation methods of pseudo do distributed and
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/shar
Upgrade Cloudera Manager to 5.2.11. Stop the Cloudera Management Service2. Stop The hive service and all services such as Impala and Hue this use the hive Metastore.3. Backup MySQL Databases (mysqldump-uroot-p--single-transaction--flush-logs--master-data=2--delete-master-logs--a ll-databases > Backup.sql)4. Service Cloudera
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[
Document directory
1) An error occurred while executing cloudera-Manager-install.
2) errors reported during JDK Installation
3) unable to start cloudera manager agent
4) The installation of parcel has never responded (more than 1 hour)
5) unable to start hive
Directory
I. Problems Encountered during installa
[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
Landing on the Cloudera manager found that a lot of the newspaper space, hand-cheap will be all deleted/tmp directory, and then restart the server and agent, found that the agent can start normally, but the server does not normally start, view log, found the error
2018-02-23 11:13:05,313 ERRORmain:com.cloudera.enterprise.dbutil.DbUtil:InnoDB engine not found. Showengines reported: [Mrg_myisam, CSV, MYISAM,
Why reboot:Suddenly found Clouderamanager's WebUI can't visit ...I used netstat to look at my WebUI listening port, found that more than close_wait, on-line check is the socket closed there is a problem caused by n multiple hang links.Reasons and how to resolve:Looking for a long, did not find a good way, had to restart the CDM to solve. If you have a better way, please leave a message ha.To restart the script:/opt/cloudera-
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
Participated in the Sirdalone Teacher's training, this time I successfully passed the Information System Project Manager's examination, I think the training has played a very big role, Xue Teacher's 8020 principle is very useful, and the knowledge points are combed out, including the real title of the year, the afternoon and the paper have a unique answer to the idea, the exam is very helpful, Here is recom
First of all, I am very glad that I passed the first half of 2016 years of Information System Project management exam, his hard pay is not wasted.I work in the IT company for nearly 10 years, mainly responsible for team management, project management, 2016 decided to apply for information System Project manager, because the usual work is very busy, the exam also has a certain difficulty, in order to ensure the success of the exam, I was fortunate to f
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