mariadb cluster

The previous article thanks to "Mysql, MariaDB traditional master-slave cluster Configuration", the technology has been very mature. Starting from Mysql5.6 and MariaDB10.0, with the new master-slave scheme Gtid, but the two systems to this version of the branch, the implementation has been different, configuration methods are different, the following are described separately.MariaDB:I use the version is sti

Tags: option one row sleep iad family com starting styleGalera Cluster: true multi-master architecture, any node can read and write , synchronous replication, no delay between the nodes and the node downtime will not result in data loss. Environment: CentOS 7NODE01 172.16.6.90NODE02 172.16.6.91NODE03 172.16.6.92The mating process:1. Turn off the firewall, disable booting, and disable SELinux (three nodes are executed)[Email protected] ~]

Tags: ror moni tab clust ASE command process MHA SyncConfigure Mariadb-galera-cluster process full record on CentOS7 MySQL or MariaDB replication Galera Cluster Galera Cluster:Another multi-master model mechanism, no longer through the MySQL protocol through the read binary file implementation, but through the WRESP pr

First, Galera cluster Introduction 1.1 Galera Cluster IntroductionGalera cluster is a dual-live multi-master cluster of MARIADB, which allows all nodes of MARIDB to remain in sync, Galera provides synchronous replication (relative to native asynchronous replication), so it c

Cluster Introduction:Galera is a MySQL (also supported Mariadb,percona) synchronous multi-master cluster software that currently only supports the InnoDB engine.Main functions: Synchronous replication True multi-master that all nodes can read and write to the database at the same time Automatic node member control, failed nodes are automatically

Tags: mariadb mariadb Master1./etc/my.cnf on the master nodeService-id=1Permissions of the MySQL authorized backup user in the main libraryGrant Replication Slave on * * to [e-mail protected] '% ' identified by ' password ';Export the whole library at the terminal to ensure database offset consistency join--master-data=2Mysqldump-u root--master-data=2--all-databases >/tmp/backup.sqlGrep-i "Change Master to"

Because Mysqldump is a logical backup, and backups are inefficient, backups cannot be made quickly when there is a large amount of dataUsing Xtrabackup is an excellent backup solution at this time.1. Full backup and full restoreBackup:--backupInnobackupex--defaults-file=/etc/my.cnf.d/server.cnf--host=127.0.0.1--user=liuwei--password=123456--backup/ tmp/backup/Option Description:--defaults-file: Indicates the server's configuration file, this parameter must be the first parameter of the Innobacku

Tags: mariadb-gelera boot modeThe first mariadb startup method in the cluster:/etc/init.d/mysql start--wsrep_cluster_address=gcomm://192.168.10.64Other data startup methods in the cluster:/etc/init.d/mysql startNote: When a database is already running in the cluster, other d

How to Upgrade MariaDB 5.5 to MariaDB 10.1 on Centos/rhel 7 and Debian Systems Upgrade MariaDB 5.5 to MariaDB 10.1 on Rhel/centos 7 Reprinted from Https://www.tecmint.com/upgrade-mariadb-5-5-to-10-centos-rhel-debian-ubuntu/What ' s new Few new features has b

not be deleted), phpMyAdmin is also deleted because of the dependency. I did not take a closer look. Therefore, it is best not to use wildcard *, but to selectively delete several main, # Yum remove mysql-server mysql-libs But I didn't test it again, because there are better methods later. C. Install MARIADB and the corresponding PHP extension. It also specifies several major installation packages, and the rest allows yum to perform dependency checks

Original link: https://mariadb.com/kb/en/mariadb-vs-mysql-features/Xiaomo translation------Support for more storage enginesIn addition to the standard MyISAM, blackhole, CSV, memory, and ARCHIVE, the following storage engines are also included in the MARIADB source and the binary package: Aria XtraDB (can be used to replace InnoDB) PBXT (included in MariaDB