Below are instructions on how to install configure a Percona DB Cluster on Ubuntu (14.04 at time of writing this).
*Carry out on all nodes (servers)
Remove apparmor as it prevents cluster nodes talking to each other:
sudo /etc/init.d/apparmor stop sudo update-rc.d -f apparmor remove sudo apt-get remove apparmor apparmor-utils -y
Disable SELinux by editing /etc/selinux/config and add/alter line to disable it:
SELINUX=disabled
Add the following keys to the repository:
apt-key adv –keyserver keys.gnupg.net –recv-keys 1C4CBDCDCD2EFD2A
Add Percona sources:
vim /etc/apt/sources.list deb http://repo.percona.com/apt trusty main deb-src http://repo.percona.com/apt trusty main
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