Choosing Your HA Topology There are various ways to retain high availability with databases. You can use Virtual IPs (VRRP) to manage host availability, you can use resource managers like Zookeeper and Etcd to (re)configure...

We’re excited to announce a major update to our tutorial “Database Load Balancing for MySQL and MariaDB with ProxySQL” ProxySQL is a lightweight yet complex protocol-aware proxy that sits between the MySQL clients and servers....

A proxy layer can be quite useful in increasing availability of your database tier. It may reduce the amount of code on the application side to handle database failures and replication topology changes. In this...

Load balancers are an essential component in database high availability; especially when making topology changes transparent to applications and implementing read-write split functionality. ClusterControl provides an array of features to securely deploy, monitor and configure...

Load balancers are an essential component in MySQL and MariaDB database high availability; especially when making topology changes transparent to applications and implementing read-write split functionality. HAProxy is free, open source software that provides a...

Severalnines was pleased to yet again sponsor Percona Live Europe, the Open Source Database Conference which was held this year in Dublin, Ireland. At the Conference Severalnines team members flew in from around the world...

In the last couple of blog posts on Docker, we have looked into understanding and running Galera Cluster on Docker Swarm. It scales and fails over pretty well, but there are still some limitations that...

Severalnines was one of the sponsors of Percona Live 2017 last week in Santa Clara, California and in case you missed the event here are some of the highlights. Our Booth at the Event Keynote...

Today we are pleased to announce the 1.4.1 release of ClusterControl - the all-inclusive database management system that lets you easily deploy, monitor, manage and scale highly available open source databases - and load balancers...

Thanks to everyone who participated in our recent webinar on how to load balance MySQL and MariaDB with ClusterControl and ProxySQL! This joint webinar with ProxySQL creator René Cannaò generated a lot of interest …...

In anticipation of this month’s webinar MySQL & MariaDB Load Balancing with ProxySQL & ClusterControl that will happen on February 28th Severalnines sat down with the creator of ProxySQL founder and creator René Cannaò to...

Proxies are building blocks of high availability setups for MySQL and MariaDB. They can detect failed nodes and route queries to hosts which are still available. If your master failed and you had to promote...