Severalnines Blog
The automation and management blog for open source databases

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327 blog posts in 13 categories

Webinar Replay: How to Design Open Source Databases for High Availability

Watch this webinar replay on how to design open source databases for high availability. From discussing high availability concepts through to failover or switch over mechanisms, we cover all the need-to-know information when it comes to building highly available database infrastructures.

Comparing Database Proxy Failover Times - ProxySQL, MaxScale and HAProxy

This blog describes the failover and switchover operations executed by ClusterControl, and compares failover times when using ProxySQL, MaxScale and HAProxy.

Updated: Become a ClusterControl DBA: Making your DB components HA via Load Balancers

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 your applications or use load balancers/proxies to distribute the workload over all available hosts.

Getting Started with ProxySQL - MySQL & MariaDB Load Balancing Tutorial

Our ProxySQL Tutorial gives you everything you need to learn about in order to deploy, manage and maximize this exciting new database-aware load balancing technology.

Migrating from MySQL to PostgreSQL - What You Should Know

This blog provides a high level overview of what you need to know if you are considering migrating your database from MySQL to PostgreSQL.

Comparing Oracle RAC HA Solution to Galera Cluster for MySQL or MariaDB

This blog provides a comparison of achieving high availability with Oracle RAC vs MySQL Galera Cluster.

Updated: Become a ClusterControl DBA: Managing your Database Configurations

Learn about how to manage, alter and template your database configurations in ClusterControl for MySQL, MongoDB & PostgreSQL.

Updated: ClusterControl Tips & Tricks - Transparent Database Failover for your Applications

This blog shows you how to make database failure and failover transparent to your applications, by using HAProxy or ProxySQL.

Failover for MySQL Replication (and others) - Should it be Automated?

This blog discusses whether automated failover should be used in a MySQL Replication environment setup.

Updated: ClusterControl Tips & Tricks: MySQL Query Performance Tuning

In this blog post, we’ll look into how ClusterControl can help you solve problems related to query performance using the Query Monitor.