Severalnines Blog
The automation and management blog for open source databases

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51 blog posts in 1 category

Manage and Automate Galera Cluster - Why ClusterControl

This blog describes why you should utilize ClusterControl for the management of your Galera Clusters.

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Multiple Data Center Setups Using Galera Cluster for MySQL or MariaDB

Regardless of how redundant your database is, if everything is in a single data center, it might not be good enough. Losing network connectivity to the datacenter means your service will be unavailable. This blog provides insight into setting up Galera Cluster across multiple data centers.

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A How-To Guide for Galera Cluster - Updated Tutorial

We have updated one of our most popular Tutorials to include new information and tips on how to deploy and manage Galera Cluster for MySQL.

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Galera Cluster Comparison - Codership vs Percona vs MariaDB

The blog post compares the three Galera Cluster variants - MySQL Galera Cluster by Codership, Percona XtraDB Cluster by Percona and MariaDB 10.x by MariaDB.

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Galera Cluster: All the Severalnines Resources

This blog aggregates all the great resources we have created to help you understand, deploy, manage, monitor and scale Galera Cluster.

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MySQL on Docker: Running Galera Cluster in Production with ClusterControl on Kubernetes

In our previous posts, we showed how one can run Galera Cluster on Kubernetes. This blog post covers how ClusterControl being part of the stack helps in running your Galera Cluster in production environment.

Docker: All the Severalnines Resources

Severalnines was an early believer in Docker and have developed many exciting resources and tutorials on how to utilize Docker for open source database management.

MySQL on Docker: Running Galera Cluster on Kubernetes

In our previous posts, we showed how one can run Galera Cluster on Docker Swarm, and discussed some of the limitations with regards to production environments. Kubernetes is widely used as orchestration tool, and we’ll see whether we can leverage it to achieve production-grade Galera Cluster on Docker.

Using the Galera Replication Window advisor to avoid SST

In Galera Cluster, the gcache provides incremental state transfers by sending transactions to joining nodes. But if the gcache file is too small, this may cause full state snapshot transfers. The Galera replication window advisor will continuously review if your gcache size is large enough.

MySQL on Docker: Swarm Mode Limitations for Galera Cluster in Production Setups

This blog post explains some of the Docker Swarm Mode limitations in handling Galera Cluster natively in production environments.

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