mariadb cluster

Tags: mysql mariadb PXC galeraFirst, Background introductionEither Binlog or Gtid, the essence of which is in the form of I/o_thread and Sql_thread synchronization, because the replication delay can not avoid the criticism, based on the MARIADB introduced Galera cluster to solve the problem.Second, Galera cluster intro

, if the table engine must be InnoDB, because Galera currently only supports InnoDB tables. PS: for a 2-node Galera cluster and other clustered software, you need to face the "brain crack" state in extreme situations. In order to avoid this problem, Galera introduced "arbitrator (arbitrator)". There is no data on the Arbiter node, which in the cluster acts as a quorum when the

Tags: mariadb mysql centos galeraMARIADB Galera cluster Installation:Operating system: Centos7.4 versionNumber of clusters: 3 nodesHost information: 192.168.153.142 node1 selinux=disabled firewalld off192.168.153.143 Node2 selinux=disabled Firewalld Close192.168.153.144 node3 selinux=disabled Firewalld CloseBuild steps1. Mutual parsing between hosts: Three nodes are executedVim/etc/hosts192.168.153.142 Node

MariaDB galera Cluster Deployment (How to quickly deploy MariaDB clusters) ONEAPM Blue ocean CyberLinkpublished on July 3 Recommended 4 Recommendations Collection 14 Favorites,1.1k browsing MariaDB, as a branch of Mysql, is already widely used in open source projects, such as hot OpenStack, so the

650) this.width=650; "src=" Http://s3.51cto.com/wyfs02/M00/87/07/wKioL1fSCLzh4YFiAAA_6rVAeUs190.png "width=" 300 " height= "208" alt= "Wkiol1fsclzh4yfiaaa_6rvaeus190.png"/>Installation EnvironmentSystem: CentOS 6.8 x86_64Software: MariaDB 10.1.16Node One: 192.168.11.132 4C 8GBNode two: 192.168.11.133 4C 8GBSoftware acquisitionAfter accessing the MARIADB Enterprise Edition https://mariadb.com/my_portal/downl

#Galera集群特点 No delay between clusters, synchronous replication. While Master-slave master-slave asynchronous replication, there is a delay. Active-active Multi-master, the cluster internal server is written at the same time, must wait for all the databases in the cluster to complete the data write, the feedback is complete, so there is no data loss situation. The

=192.168.3.131 Port port=3306 Protocol=tcp Accept '--permanent firewall-cmd--add-rich-rule ' rule family=ipv4 source address=192.168.3.129 port port=4567 protocol=tcp Accept '--permanent firewall-cmd--add-rich-rule ' rule Family=ipv4 source address= 192.168.3.130 Port port=4567 protocol=tcp Accept '--permanent firewall-cmd--add-rich-rule ' rule Family=ipv4 source address=192.168.3.131 Port port=4567 protocol=tcp Accept '--permanent The following 4-6 steps operate on the

MySQL Cluster: use MariaDB-Galera integrated version of MariaDBCentOSMysql cluster under CentOS6 BitsCN.com Speaking of mysql clusters, it is estimated that many people will first think of mysql's built-in replication or mysql-mmm. Mysql-mmm is actually based on the built-in replication of mysql, but the encapsulation is better, but it is still difficult to confi

Deploying MariaDB Galera Cluster architecture in CentOS 7.4 Mariadb galera Cluster installation:Operating System: CentOS 7.4Number of clusters: 3 nodesHost information: 192.168.153.142 node1 selinux = disabled firewalld disabled192.168.153.143 node2 selinux = disabled firewalld disabled192.168.153.144 node3 selinux = d

Setup of MySQL/MariaDB Galera cluster in Linux MariaDB Introduction MariaDB is a MySQL Branch maintained by the open-source community. It is developed by MySQL founder Michael Widenius and uses a GPL license. MariaDB is designed to be fully compatible with MySQL, including A

MySQL and MariaDB traditional master-slave cluster configuration The most basic cluster mode for MySQL and MariaDB is the master-slave mode, which is also the most widely used cluster mode for many small and medium-sized enterprises. This

] ~]# vim/etc/mysql-mmm/mmm_common.conf [[emailprotected] ~]# SCP /etc/mysql-mmm/mmm_common.conf 192.168 . 94.22 :/etc/mysql-mmm/ [[emailprotected] ~]# SCP /etc/mysql-mmm/mmm_common.conf 192.168 . 94.33 :/etc/mysql-mmm/ [[emailprotected] ~]# SCP /etc/mysql-mmm/mmm_common.conf 192.168 . 94.44 :/etc/mysql-mmm/ [[emailprotected] ~]# SCP /etc/mysql-mmm/mmm_common.conf 192.168 . 94.55 :/etc/mysql-mmm/ [[email protected] ~]# vim/etc/mysql-mmm/mmm_agent.conf # Master1 for this db1, Master1 fo

DirectoryOpenstack-mitaka Overview of High AvailabilityOpenstack-mitaka High-availability environment initializationOpenstack-mitaka High-availability Mariadb-galera cluster deploymentOpenstack-mitaka High Availability of memcacheOpenstack-mitaka High Availability pacemaker+corosync+pcs High availability clusterOpenstack-mitaka Highly Available certification services (Keystone)Openstack-mitaka High Availabi

MARIADB IntroductionMARIADB is a MySQL branch maintained by the open source community, developed by Michael Widenius, the founder of MySQL, with a GPL licensed license.MARIADB is designed to be fully compatible with MySQL, including APIs and command lines, making it easy to be a replacement for MySQL.For more information, please refer to the link:http://mariadb.org/(official website)Http://baike.baidu.com/link?url=dFJ-My-I52YFc1mx26K804LPwZrcEWCwB4Iqf

The previous article introduced the OpenStack component RABBITMQ high availability, and now introduces another important component of MySQL high availability.I am this time select MySQL version is mariadb, cluster method is Galera cluster multi-master cluster.In fact, there are many other solutions, such as PXC, MHA and so on, the choice of Galera is easy to inst