State Snapshot Transfer (SST) is a way for Galera to transfer a full data copy from an existing node (donor) to a new node (joiner). If you come from a MySQL replication background, it is...

MySQL replication has been available for years, and even though a number of new clustering technologies showed up recently, replication is still very common among MySQL users. It is understandable as replication is a reliable...

Please note: The content of this blog is outdated. Please refer to our other blogs or resources on related topics. Or contact us via our online chat if you have any questions. Setting up environments, starting...

There are many many approaches to MySQL high availability - from traditional, loosely-coupled database setups based on asynchronous replication to more modern, tightly-coupled architectures based on synchronous replication. These offer varying degrees of protection, and...

It is not uncommon for developers, network/system administrators, or DevOps folks with general backgrounds to find themselves in a DBA role at some point in their careers. So, what does a DBA do? In the...

Thanks to everyone who attended and participated in this week’s webinar on 'How to Monitor Galera Cluster'. If you missed the sessions or would like to watch the webinar again & browse through the slides,...

In a previous post, we gave you a quick overview of the MaxScale load balancer and walked through installation and configuration. We did some quick benchmarks using sysbench, a system performance benchmark that supports testing...

Data security is a hot topic for many companies these days. But for those who need to adhere to security standards like PCI DSS or HIPAA, security is not an option. We showed you sometime...

Due to its synchronous nature, Galera performance can be limited by the slowest node in the cluster. So running heavy reporting queries or making frequent backups on one node, or putting a node across a...

Atlassian apps are widely used by development teams to facilitate software development and collaboration. For larger teams who require enterprise-grade tools, you might want to host the applications in your own data center and cluster...

Thanks to everyone who attended and participated in last week’s webinar on ‘A DevOps Guide to Database Infrastructure Automation for eCommerce’. If you missed the sessions or would like to watch the webinar again &...

Apache CloudStack is a turnkey orchestration platform to deliver IaaS clouds. As a cloud infrastructure scales to hundreds or thousands of servers, with production environments supporting multiple applications and services, high availability becomes a key...