Setup HAProxy Load Balancer for MariaDB Galera Cluster

If you check the above test scenario and try to create DBs on any of the nodes, you would see that the data would automatically sync between the nodes. Which means Availability is achieved. Now to achieve high availability we will use HaProxy as the loadbalancer.

Set up another VM for this and install HAProxy as follows.

sudo apt-get update
sudo apt-get install haproxy

Edit HA Proxy Config as follows.

sudo vim /etc/haproxy/haproxy.cfg

Add the following lines. Continue reading “Setup HAProxy Load Balancer for MariaDB Galera Cluster” »

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