63 blog posts in 11 categories
Online schema changes are a fact of life for any DBA. While there are tools to assist, for example, Percona’s pt-online-schema-change, it does not come without drawbacks. GitHub released a new online schema change tool called gh-ost. This post looks at how gh-ost compares to pt-online-schema-change, and how it can be used to address some limitations.
Our journey to make Galera Cluster run smoothly on Docker containers continues. Deploying Galera Cluster on Docker is tricky when using orchestration tools. With this blog, find out how to deploy a homogeneous Galera Cluster with etcd.
This blog shows you how to deploy and monitor MySQL Galera, MariaDB and MongoDB clusters on DigitalOcean and Amazon Web Services using NinesControl.
Learn how to set up a Galera cluster with just 2 nodes and use Garbd to retain high availability.
Deploying a MySQL Galera Cluster with redundant load balancing takes a bit of time. This blog looks at how long it would take to do it manually vs using ClusterControl to perform the task.
This blog post covers the basics of managing MySQL containers on top of Docker swarm mode and overlay network.
This blog post has the latest updates to our ClusterControl Ansible Role. It now supports automatic deployment of MySQL-based systems (MySQL Replication, Galera Cluster, NDB Cluster).
This post discusses the official launch of our #MySQLHA Crowdchat. This CrowdChat is brought to you by Severalnines and is hosted by a community of subject matter experts. CrowdChat is a community platform that works across Facebook, Twitter, and LinkedIn to allow users to discuss a topic using a specific #hashtag. We are focusing on the hashtag #MySQLHA in this CrowdChat.
In this blog post, we’ll show you how to generate self-signed certificates using ClusterControl, and encrypt all data traffic e.g. within a Galera Cluster and between MySQL databases and its clients.
Thanks to everyone who joined us for our recent live webinar on performing live database upgrades for MySQL Replication & Galera, led by Krzysztof Książek. The replay and slides to the webinar are now available to watch and read online. During this live webinar, Krzysztof covered one of the most basic, but essential tasks of the DBA: minor and major database upgrades in production environments.