Installing Percona XtraDB Cluster on Debian or Ubuntu¶
Specific information on the supported platforms, products, and versions is described in Percona Software and Platform Lifecycle.
The packages are available in the official Percona software repository and on the download page. It is recommended to install Percona XtraDB Cluster from the official repository using apt.
You need to have root access on the node where you will be installing Percona XtraDB Cluster (either logged in as a user with root privileges or be able to run commands with sudo).
Make sure that the following ports are not blocked by firewall or used by other software. Percona XtraDB Cluster requires them for communication.
To view the listening ports, enter the following command:
$ sudo ss -tunlp
If MySQL Is Installed¶
If you previously had MySQL installed on the server, there might be an
which will prevent Percona XtraDB Cluster nodes from communicating with each other.
The best solution is to remove the
apparmor package entirely:
$ sudo apt remove apparmor
If you need to have AppArmor enabled due to security policies or for other reasons, it is possible to disable or extend the MySQL profile.
Dependencies on Ubuntu¶
When installing on a Ubuntu system, make sure that the
repository is enabled to satisfy all essential dependencies.
Installing from Repository¶
Configure Percona repositories as described in Percona Software Repositories Documentation.
Install the Percona XtraDB Cluster server package:
$ sudo apt install percona-xtradb-cluster-57
Alternatively, you can install the
percona-xtradb-cluster-full-57meta package, which contains the following additional packages:
During installation, you will be prompted to provide a password for the
rootuser on the database node.
$ sudo service mysql stop
All Debian-based distributions start services as soon as the corresponding package is installed. Before starting a Percona XtraDB Cluster node, it needs to be properly configured. For more information, see Configuring Nodes for Write-Set Replication.
After you install Percona XtraDB Cluster and stop the
configure the node according to the procedure described in Configuring Nodes for Write-Set Replication.