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MySQL Router HA with Keepalived

After having explained how to achieve HA for MySQL Router for people who doesn’t want to install the MySQL Router on the application servers and after having illustrated how to use Pacemaker, this article explains how to setup HA for MySQL Router using keepalived. Keepalived is very popular, maybe because it’s also very easy to use. We can of course … Read More


MySQL Router HA with Pacemaker

This article will explain how to setup HA for MySQL Router as described in a previous article about where should the router stand. For this setup, I will use Pacemaker (part of RedHat High Availability Add-on and available on RHEL, CentOS, Oracle Linux, …). Of course we need a MySQL InnoDB Cluster but we won’t really use it for the … Read More


MySQL InnoDB Cluster: is the router a single point of failure ?

As you know, MySQL InnoDB Cluster is composed of 3 elements: a group replication cluster of at least 3 servers the MySQL Shell used to manage the cluster the MySQL Router that send the traffic from the application server(s) to the cluster When presenting the solution in conferences, one the main question is Where should I put the router ? … Read More


Drupal and MySQL 8.0.11 – are we there yet ?

Now that MySQL 8.0 GA is out for almost 3 months, let’s see the status of how it’s integrated with Drupal, a very popular CMS using MySQL. For people having already a Drupal site and that wants to upgrade to MySQL 8.0, please check this post. Now if you want to use MySQL 8.0 with a fresh new Drupal 8, … Read More


MySQL InnoDB Cluster : MySQL Shell and the AdminAPI

As promised, here is a post more detailed on how to create a MySQL InnoDB Cluster using MySQL Shell and the AdminAPI. First of all, as a good practice is never enough repeated, whatever the version of MySQL you are using, please use the latest MySQL Shell ! So if you are using 5.7, please use MySQL Shell 8.0.11. See … Read More


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