CDH6.3.2 deployment of big data platform

Tags (space separated): building big data platform 1: Environment initialization 2: Installation of CDH6.3.2 1: Environment initialization 1.1 environment introduction System: CentOS7.5X64 cat /etc/hosts ---- 192.168.11.160 dev01.lanxintec.cn 192.168.11.161 dev02.lanxintec.cn 192.168.11.162 dev03.lanxintec.cn ---- 1.2: Keyless l ...

Posted on Thu, 28 May 2020 08:02:40 -0700 by tomhilton

nginx+docker load balancing

Experiment: install nginx on a server, and enable two docker processes on the server to simulate load balancing1. Install nginx # rpm -vih http://nginx.org/packages/rhel/7/x86_64/RPMS/nginx-1.16.0-1.el7.ngx.x86_64.rpm 2. Install dockerBinary package download address: https://download.docker.com/linux/static/stable/x86_64/ #tar zxvf docker-18.0 ...

Posted on Tue, 26 May 2020 07:13:17 -0700 by goclimb

kickstart common errors [notes]

Question: new value non-existent xfs filesystem is not valid as a default fs type analysis During installation, enter shell (CTL +F2) modprobe xfs ; lsmod | grep xfs Unable to find xfs module It seems to be wen in pxeboot in iso terms of settlement Download vmlinuz again initrd.img , do not use files provided ...

Posted on Fri, 22 May 2020 09:00:53 -0700 by yaatra

Linux Command rpm Command

Catalog What is rpm? install upgrade uninstall query check Database Maintenance What is rpm? The full name of rpm, The RPM Package Manager, is the package manager of the RHEL operating system with the suffix.Rpm. RPM commands are used to install, uninstall, upgrade, query, list and check RPM packages on Linux systems. install rpm -ivh PAC ...

Posted on Mon, 18 May 2020 09:48:43 -0700 by loki1664

Install and use the automation tool Ansible in CentOS 7

Ansible is a free and open source configuration and automation tool developed for Unix like systems. It's written in Python, similar to Chef and Puppet, but with one difference and advantage, we don't need to install any clients in the node. It uses SSH to communicate with nodes. Step 1: install Ansible using yum rpm ...

Posted on Tue, 05 May 2020 08:45:37 -0700 by cneale

Software installation and yum source building

Software installation 1.rpm rpm -ivh name.rpm ###Install, - v display process, - h specifies hash as encryption method -e name ###uninstall -ql name ###Query software generation file -qlp name.rpm ...

Posted on Mon, 04 May 2020 00:38:57 -0700 by tom2oo8

Query Log for ProxySQL Official Translation_u 08_ProxySQL Configuration

Query Log for 08_ProxySQL Configuration Note: Subsequent official updates to github were not written between 201904 and 201905~~ 1. Query Logging ProxySQL can record the query statements that pass through it (all statements, collectively referred to here as queries).Logs are configured with query rules, which allow logging to become broader or ...

Posted on Mon, 27 Apr 2020 10:34:31 -0700 by PhilVaz

RabbitMQ tutorial (PHP) implementation of delay function

php uses rabbitmq delayed message exchange plug-in to implement delay function 1. installation 3.6.x download address 3.7.x download address After downloading, extract it and copy it to the rabbitmq server directory (deployed using Linux Debian/RPM): / usr/local/rabbitmq/plugins (windows inst ...

Posted on Thu, 16 Apr 2020 07:48:59 -0700 by Bac

Centos8 deployment elastic search 7.6.2 + kibana 7.6.2

Written in the front This article is an essay record of the author in setting up the ES learning environment. If it is for self-test, it can be carried out according to the content of the article. The following configuration should not be placed in the production environment. Server: alicloud ECS Operating system: Centos 8.0 64bit, install ...

Posted on Mon, 06 Apr 2020 07:12:08 -0700 by Bendude14

Just got a CentOS 7 server, what Java programmers should do

1. Uninstall and install JDK Uninstall the original OPENJDK of the server and install the JDK of ORELOC Check if jdk is installed rpm -qa | grep jdk If so, uninstall and then install rpm -e --nodeps java-1.7.0-openjdk Go to Oracle to download a JDK, upload it to the server, and then install it 2. Installation of maven Download, decomp ...

Posted on Sun, 05 Apr 2020 07:59:16 -0700 by abhic