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How to Setup Asynchronous Replication Between MariaDB Galera Clusters
Galera Cluster, with its (virtually) synchronous replication, is commonly used in many different types of environments. Scaling it by adding new nodes is not hard (or just as simple a couple of clicks...
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MySQL on Docker: ProxySQL Native Clustering with Kubernetes
ProxySQL has supported native clustering since v1.4.2. This means multiple ProxySQL instances are cluster-aware; they are aware of each others' state and able to handle the configuration changes...
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Automated Deployment of MySQL Galera Cluster to Amazon AWS with Puppet
Deployment and management your database environment can be a tedious task. It's very common nowadays to use tools for automating your deployment to make these tasks easier. Automation solutions such as...
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A Guide to MySQL Galera Cluster Restoration Using mysqldump
Using logical backup programs like mysqldump is a common practice performed by MySQL admins for backup and restore (the process of moving a database from one server to another) and is also the most...
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The Easy Way to Deploy a MySQL Galera Cluster on AWS
ClusterControl 1.7.3 comes with a notable improvement in cloud integration. It is possible to deploy a MySQL and PostgreSQL replication cluster to the cloud, as well as automatically launch a cloud...
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Comparing Galera Cluster Cloud Offerings: Part One Amazon AWS
Running a MySQL Galera Cluster (either the Percona, MariaDB, or Codership build) is, unfortunately, not a supported (nor part of) the databases supported by Amazon RDS. Most of the databases supported...
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How to Automate Deployment of MySQL Galera Cluster using s9s CLI and Chef
In our previous blog, we showed how devops can automate your daily database tasks with Chef. Now, let's see how we can quickly deploy a MySQL Galera Cluster with Chef using s9s CLI.Setting up a Galera...
View ArticleComparing Galera Cluster Cloud Offerings: Part Two Google Cloud Platform (GCP)
In our last blog we discussed the offerings available within Amazon Web Services (AWS) when running a MySQL Galera Cluster. In this blog, we'll continue the discussion by looking further at what the...
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Understanding the Effects of High Latency in High Availability MySQL and...
High availability is a high percentage of time that the system is working and responding according to the business needs. For production database systems it is typically the highest priority to keep it...
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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 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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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...
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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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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