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Comparing Galera Cluster Cloud Offerings: Part Three Microsoft Azure
Microsoft Azure is known to many as an alternative public cloud platform to Amazon AWS. It's not easy to directly compare these two giant companies. Microsoft's cloud business -- dubbed commercial...
View ArticleDatabase Switchover and Failover for Drupal Websites Using MySQL or PostgreSQL
Drupal is a Content Management System (CMS) designed to create everything from tiny to large corporate websites. Over 1,000,000 websites run on Drupal and it is used to make many of the websites and...
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How to Troubleshoot MySQL Database Issues
As soon as you start running a database server and your usage grows, you are exposed to many types of technical problems, performance degradation, and database malfunctions. Each of these could lead...
View ArticleWhat’s New in MySQL Galera Cluster 4.0
MySQL Galera Cluster 4.0 is the new kid on the database block with very interesting new features. Currently it is available only as a part of MariaDB 10.4 but in the future it will work as well with...
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How to Create a Clone of Your MySQL or PostgreSQL Database Cluster
If you are managing a production database, chances are high that you’ve had to clone your database to a different server other than the production server. The basic method of creating a clone is to...
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Using MySQL Galera Cluster Replication to Create a Geo-Distributed Cluster:...
It is quite common to see databases distributed across multiple geographical locations. One scenario for doing this type of setup is for disaster recovery, where your standby data center is located in...
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Using MySQL Galera Cluster Replication to Create a Geo-Distributed Cluster:...
In the previous blog in the series we discussed the pros and cons of using Galera Cluster to create geo-distributed cluster. In this post we will design a Galera-based geo-distributed cluster and we...
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Deploying MySQL Galera Cluster 4.0 onto Amazon AWS EC2
Galera Cluster is one of the most popular high availability solutions for MySQL. It is a virtually synchronous cluster, which helps to keep the replication lag under control. Thanks to the flow...
View ArticleA Guide to MySQL Galera Cluster Streaming Replication: Part One
Streaming Replication is a new feature which was introduced with the 4.0 release of Galera Cluster. Galera uses replication synchronously across the entire cluster, but before this release write-sets...
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A Guide to MySQL Galera Cluster Streaming Replication: Part Two
In the first part of this blog we provided an overview of the new Streaming Replication feature in MySQL Galera Cluster. In this blog we will show you how to enable it and take a look at the...
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Deploying a Highly Available Nextcloud with MySQL Galera Cluster and GlusterFS
Nextcloud is an open source file sync and share application that offers free, secure, and easily accessible cloud file storage, as well as a number of tools that extend its feature set. It's very...
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Building a Hot Standby on Amazon AWS Using MariaDB Cluster
Galera Cluster 4.0 was first released as part of the MariaDB 10.4 and there are a lot of significant improvements in this version release. The most impressive feature in this release is the Streaming...
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Announcing ClusterControl 1.7.4: Cluster-to-Cluster Replication - Ultimate...
We’re excited to announce the 1.7.4 release of ClusterControl - the only database management system you’ll ever need to take control of your open source database infrastructure. In this release we...
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How to Configure a Cluster-to-Cluster Replication for Percona XtraDB Cluster...
In a previous blog, we announced a new ClusterControl 1.7.4 feature called Cluster-to-Cluster Replication. It automates the entire process of setting up a DR cluster off your primary cluster, with...
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9 ClusterControl Features You Won't Find in Other Database Management Tools
Ensuring smooth operations of your production databases is not a trivial task, and there are a number of tools and utilities to help with the job. There are tools available for monitoring health,...
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Avoiding Database Vendor Lock-In for MySQL or MariaDB
Vendor lock-in is defined as "Proprietary lock-in or customer lock-in, which makes a customer dependent on a vendor for their products and services; unable to use another vendor without substantial...
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Tips for Migrating from MySQL Replication to MySQL Galera Cluster 4.0
We have previously blogged about What’s New in MySQL Galera Cluster 4.0, Handling Large Transactions with Streaming Replication and MariaDB 10.4 and presented some guides about using the new Streaming...
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How ClusterControl Performs Automatic Database Recovery and Failover
ClusterControl is programmed with a number of recovery algorithms to automatically respond to different types of common failures affecting your database systems. It understands different types of...
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Clustered Database Node Failure and its Impact on High Availability
A node crash can happen at any time, it is unavoidable in any real world situation. Back then, when giant, standalone databases roamed the data world, each fall of such a titan created ripples of...
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ClusterControl CMON HA for Distributed Database High Availability - Part One...
High Availability is a paramount nowadays and there’s no better way to introduce high availability than to build it on top of the quorum-based cluster. Such cluster is able to easily handle failures of...
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