mariadb cluster

Haproxy to achieve database load balancing, health monitoring. Weight distribution.IP planning:192.168.0.221 OS---221 db192.168.0.222 os---222 db192.168.0.223 OS---223 db192.168.0.224 OS---224 haproxy1 92.168.0.225 OS---225 haproxyvip:192.168.0.226Get ready:Before installing three hosts, SELinux, hostname, and iptables must be set up first. As follows:(1) Prohibit selinuxselinux=disabled (2) Configure Firewall service iptables stop chkconfig iptables offiptables-f (3) Edit Hosts file Vi/etc/host

Tags: Service host threeSystem environment: CENTOS7 64-bitMariaDB version: mariadb-galera-server5.5Host Planning:192.168.0.233 client233192.168.0.234 client234192.168.0.235 client235Before installing three hosts, SELinux, hostname, and iptables must be set up first. As follows:(1) selinux=disabled(2) Systemctl stop iptablesSystemctl disables iptablesIptables-fService Iptables Save(3) Vi/etc/hosts192.168.0.233 client233192.168.0.234 client234192.168.0.

#!/bin/bash# Author:laocao# date:2016/05/03# revision:1.0if [!-F "/etc/yum.repos.d/mariadb.repo"];thenecho "[mariadb]" >>/etc/yum.repos.d/mariadb.repoecho "name = MariaDB" >>/etc/yum.repos.d/mariadb.repoecho "BaseURL = Http://yum.mariadb.org/10.0/centos6-amd64" >>/etc/yum.repos.d/mariadb.repoecho "enabled = 1" >>/etc/yum.repos.d/mariadb.repoecho "GPGKEY=HTTPS://YUM.MARIADB.ORG/RPM-GPG-KEY-

Tags: mariadb gelera configurationThe Mariadb-gelera configuration is divided into two parts:The first part: normal configurationPart Two: Cluster configurationThe Mariadb-gelera configuration file is:/etc/my.cnf.d/server.cnfThe production environment of our company adopts the following version:MARIADB 10.1.8Normal con

First, the use of methods 1, separate MySQL modeDocker run-d \-E Timezone=asia/shanghai \-V/DATA/MARIADB-MASTER:/DATA/MARIADB \-E mysql_root_password=lookback \-P 3,306:3,306 \mariadb:10.0.212, Mariadb MASTERDocker run-d \-E Timezone=asia/shanghai \-V/DATA/MARIADB-MASTER:/D

Tags: MariaDB galera clustFirst, MariaDB galera cluster Summary:1. Brief description:The MariaDB Galera Cluster is a system architecture that implements multi-master and real-time synchronization of data on the MySQL InnoDB storage engine, without the need for read and write

Download and install MariaDB Galera ClusterInstall before 10.1, enter the following command to install:sudo DNF install Mariadb-galera-serverIf the mariadb Server is not already installed on the computer, it will be installed, and if it is installed, the relevant package will be updated.After 10.1, MARIADB server packs

)#### 三节点Galera集群故障模拟1.模拟单个mysqld进程的崩溃，在node-14上kill掉mysqld进程[[Email protected] mysql]# service MySQL statussuccess! MySQL Running (72075)[Email protected] mysql]# killall-9 mysqld-bash:killall:command not found安装killall命令[email protected] mysql]# Yum install psmisc-y[Email protected] m

\ --wsrep_cluster_address=gcomm://>/dev/null Start the node authorization synchronization account: Other node launches: /usr/local/mariadb-galera-10.0.22-linux-x86_64/bin/mysqld_safe--defaults-file=/etc/mysql/my3317.cnf \ --basedir=/usr/local/mariadb-galera-10.0.22-linux-x86_64 \ --ledir=/usr/local/mariadb-galera-10.0.22-linux-x86_64/bin/ Note Some pits inst

How to start the first node of the mariadb galera ClusterAfter setting up the mariadb galera cluster, how can I start the whole cluster after it is stopped? Which node should we start first? Today I try to stop all the cluster machines and then start a node at will, the foll

Reference to the https://fykuan.hsnuer.net/blog/2015/01/23/debian-%E4%B8%8A%E5%AE%89%E8%A3%9D-mariadb-galera-cluster/IP List192.168. 1.119 (Master) 192.168. 1.115Master-Slave installationsudo apt-get install python-software-propertiessudo apt0xcbcb082a1bb943dbsudo add ' http://mirrors.ustc.edu.cn/mariadb/repo/10.1/debian/ wheezy main'sudo apt -get updatesudo a

First, MariaDB Galera Cluster Deployment IntroductionMARIADB, as a branch of MySQL, is already widely used in open source projects, such as hot OpenStack, so the cluster deployment is essential to ensure high availability of the service while increasing the load capacity of the system.MariaDB Galera Cluster Introductio

Tags: mariadb cluster build cluster(Empty the firewall and disable SELinux)1. Create an account for synchronizing the database in each databaseGRANT USAGE on *. * to Root @ '% ' identified by ' 123 4 ';GRANT All privileges on * * to Root @ '% ';FLUSH privileges;2.cd/usr/share/mysql/CP my-large.cnf/etc/my.cnfCP wsrep.cnf/etc/my.cnf.d/wsrep.cnf3.first NodeVImmy.cnf