Install Percona XtraDB Cluster on Red Hat Enterprise Linux and CentOS

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You can install Percona XtraDB Cluster with the following methods:

• Use the official repository using YUM

• Download and manually install the Percona XtraDB Cluster packages from Percona Product Downloads.

• Use the Percona Software repositories

This documentation describes using the Percona Software repositories.

Prerequisites

Installing Percona XtraDB Cluster requires that you either are logged in as a user with root privileges or can run commands with sudo.

Percona XtraDB Cluster requires the specific ports for communication. Make sure that the following ports are available:

• 3306

• 4444

• 4567

• 4568

For information on SELinux, see Enabling SELinux.

Install from Percona Software Repository

For more information on the Percona Software repositories and configuring Percona Repositories with percona-release, see the Percona Software Repositories Documentation.

RHEL 8 and other EL8 systems enable the MySQL module by default. This module hides the Percona-provided packages and the module must be disabled to make these packages visible. The following command disables the module:

$ sudo yum module disable mysql

Install on Red Hat 7Install on Red Hat 8 or later

$ sudo yum install https://repo.percona.com/yum/percona-release-latest.noarch.rpm
$ sudo percona-release enable-only pxc-80 release
$ sudo percona-release enable tools release
$ sudo yum install percona-xtradb-cluster

$ sudo yum install https://repo.percona.com/yum/percona-release-latest.noarch.rpm
$ sudo percona-release setup pxc-80
$ sudo yum install percona-xtradb-cluster

After installation

After the installation, start the mysql service and find the temporary password using the grep command.

$ sudo service mysql start
$ sudo grep 'temporary password' /var/log/mysqld.log

Use the temporary password to log into the server:

$ mysql -u root -p

Run an ALTER USER statement to change the temporary password, exit the client, and stop the service.

mysql> ALTER USER 'root'@'localhost' IDENTIFIED BY 'rootPass';
mysql> exit
$ sudo service mysql stop

Next steps

Configure the node according to the procedure described in Configuring Nodes for Write-Set Replication.

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Last update: 2025-01-06