Introduction MongoDB has great support for high availability through ReplicaSets. However, deploying a ReplicaSet is not enough for a production-ready system. The latter requires a bit of planning. Deployment is just the initial step, we...

MongoDB often involves working with a large set of data including embedded arrays and array objects. Therefore, it is always important to ensure your database processing rate is as fast as possible to enhance read...

Knowledge of replication is a must for anybody managing databases. It is a topic that you probably have seen over and over but never gets old. In this blog, we will review a little bit...

ClusterControl is an agentless management and monitoring system that helps to deploy, manage, monitor and scale our databases from a friendly interface. It allows us to perform, in a few seconds, database management tasks that...

After the successful development of the application and prior to dedicating yourself to the production of MongoDB, reckon with these quick guidelines in order to ensure a smooth and efficient flow as well as to...

This is the second part of the blog “A Guide to Pgpool for PostgreSQL”. The first part covering load balancing, session pooling, in memory cache and installation can be found here. Many users look towards...

Watch the replay of Part 2 of our database high availability webinar special! Thanks to to everyone who participated in this week’s webinar on how to measure database availability. The replay and slides are now...

We’re happy to announce that our latest technical whitepaper on how to design highly available open source database environments is now available to download. Written back our colleague Krzysztof Książek, Senior Support Engineer at Severalnines,...

Databases can fail without warning - either because of a crash caused by a software bug, or the underlying hardware components. The cloud brings another dimension to the issue, because of the ephemeral nature of...

Thanks for joining this week’s webinar on how to design open source databases for high availability with Ashraf Sharif, Senior Support Engineer at Severalnines. From discussing high availability concepts through to failover or switch over...

ClusterControl can be used to deploy highly available replication setups. It supports switchover and failover for GTID-based MySQL or MariaDB replication setups. ClusterControl can deploy different types of proxies for traffic routing: ProxySQL, HAProxy and...

PostgreSQL is one of the most advanced open source databases in the world with a lot of great features. One of them is Streaming Replication (Physical Replication) which was introduced in PostgreSQL 9.0. It is...