#!/bin/bash

sudo mariabackup --backup --target-dir='/var/mariadb/backup/' --user='mariabackup' --password='mypassword'

sudo systemctl stop mariadb

sudo yum remove MariaDB-server galera

``` bash
cat <<EOF | sudo tee /etc/yum.repos.d/MariaDB.repo
# MariaDB 10.3 CentOS repository list - created 2021-06-30 14:54 UTC
# https://mariadb.org/download/
[mariadb]
name = MariaDB
baseurl = http://nyc2.mirrors.digitalocean.com/mariadb/yum/10.3/centos7-ppc64
gpgkey=http://nyc2.mirrors.digitalocean.com/mariadb/yum/RPM-GPG-KEY-MariaDB
gpgcheck=1
EOF
```

sudo yum clean all

sudo yum install MariaDB-server MariaDB-client galera

sudo systemctl start mariadb